Ordering number : ENA0929 LC87F5NC8A CMOS IC FROM 128K byte, RAM 4096 byte on-chip http://onsemi.com 8-bit 1-chip Microcontroller Overview The LC87F5NC8A is an 8-bit microcomputer that, centered around a CPU running at a minimum bus cycle time of 83.3ns, integrate on a single chip a number of hardware features such as 128K-byte flash ROM (onboard rewritable), 4096byte RAM, Onchip debugging function, sophisticated 16-bit timers/counters (may be divided into 8-bit timers), a 16-bit timer/counter (may be divided into 8-bit timers/counters or 8-bit PWMs), four 8-bit timers with a prescaler, a base timer serving as a time-of-day clock, a high-speed clock counter, two synchronous SIO ports (with automatic block transmission/reception capabilities), an asynchronous/synchronous SIO port, two UART ports (full duplex), four 12-bit PWM channels, an 8-bit 15-channel AD converter, a system clock frequency divider, and a 29-source 10vector interrupt feature. Features Flash ROM • Capable of on-board-programing with wide range, 2.7 to 5.5V, of voltage source • Block-erase in 128 byte units • 131072 × 8 bits RAM • 4096 × 9 bits Minimum Bus Cycle Time • 83.3ns (12MHz) VDD=2.8 to 5.5V • 125ns (8MHz) VDD=2.5 to 5.5V • 500ns (2MHz) VDD=2.2 to 5.5V Note: Bus cycle time indicates the speed to read ROM. Minimum Instruction Cycle Time (tCYC) • 250ns (12MHz) VDD=2.8 to 5.5V • 375ns (8MHz) VDD=2.5 to 5.5V • 1.5μs (2MHz) VDD=2.2 to 5.5V Ports • Normal withstand voltage I/O ports Ports whose I/O direction can be designated in 1-bit units Ports whose I/O direction can be designated in 2-bit units Ports whose I/O direction can be designated in 4-bit units • Normal withstand voltage input port • Dedicated oscillator ports • Reset pins • Power pins 64 (P1n, P2n, P3n, P70 to P73, P8n, PAn, PBn, PCn, S2Pn, PWM0, PWM1, XT2) 16 (PEn, PFn) 8 (P0n) 1 (XT1) 2 (CF1, CF2) 1 (RES) 6 (VSS1 to 4, VDD1 to 4) * This product is licensed from Silicon Storage Technology, Inc. (USA). Semiconductor Components Industries, LLC, 2013 May, 2013 Ver.1.00 92607HKIM 20070810-S00009 No. A0929-1/25 LC87F5NC8A Timers • Timer 0: 16-bit timer/counter with a capture register Mode 0: 8-bit timer with an 8-bit programmable prescaler (with an 8-bit capture register) ×2 channels Mode 1: 8-bit timer with an 8-bit programmable prescaler (with an 8-bit capture register) + 8-bit counter (with an 8-bit capture register) Mode 2: 16-bit timer with an 8-bit programmable prescaler (with a 16-bit capture register) Mode 3: 16-bit counter (with a 16-bit capture register) • Timer 1: 16-bit timer/counter that supports PWM/toggle output Mode 0: 8-bit timer with an 8-bit prescaler (with toggle outputs) + 8-bit timer/counter(with toggle outputs) Mode 1: 8-bit PWM with an 8-bit prescaler × 2 channels Mode 2: 16-bit timer/counter with an 8-bit prescaler (with toggle outputs) (toggle outputs also from the lower-order 8-bits) Mode 3: 16-bit timer with an 8-bit prescaler (with toggle outputs) (The lower-order 8 bits can be used as PWM.) • Timer 4: 8-bit timer with a 6-bit prescaler • Timer 5: 8-bit timer with a 6-bit prescaler • Timer 6: 8-bit timer with a 6-bit prescaler (with toggle outputs) • Timer 7: 8-bit timer with a 6-bit prescaler (with toggle outputs) • Base timer 1) The clock is selectable from the subclock (32.768kHz crystal oscillation), system clock, and timer 0 prescaler output. 2) Interrupts programmable in 5 different time schemes. High-speed Clock Counter 1) Can count clocks with a maximum clock rate of 24MHz (at a main clock of 12MHz). 2) Can generate output real-time. SIO • SIO0: 8-bit synchronous serial interface 1) LSB first/MSB first mode selectable 2) Built-in 8-bit baudrate generator (maximum transfer clock cycle = 4/3 tCYC) 3) Automatic continuous data transmission (1 to 256 bits, specifiable in 1 bit units, suspension and resumption of data transmission possible in 1 byte units) • SIO1: 8-bit asynchronous/synchronous serial interface Mode 0: Synchronous 8-bit serial I/O (2- or 3-wire configuration, 2 to 512 tCYC transfer clocks) Mode 1: Asynchronous serial I/O (half-duplex, 8 data bits, 1 stop bit, 8 to 2048 tCYC baudrates) Mode 2: Bus mode 1 (start bit, 8 data bits, 2 to 512 tCYC transfer clocks) Mode 3: Bus mode 2 (start detect, 8 data bits, stop detect) • SIO2: 8 bit synchronous serial interface 1) LSB first mode 2) Built-in 8-bit baudrate generator (maximum transfer clock cycle = 4/3 tCYC) 3) Automatic continuous data transmission (1 to 32 bytes) UART: 2 channels • Full duplex • 7/8/9 bit data bits selectable • 1 stop bit (2 bit in continuous transmission mode) • Built-in baudrate generator (with baudrates of 16/3 to 8192/3 tCYC) AD Converter: 8 bits × 15 channels PWM: Multifrequency 12-bit PWM × 4 channels Remote Control Receiver Circuit (sharing pins with P73, INT3, and T0IN) 1) Noise filtering function (noise filter time constant selectable from 1 tCYC, 32 tCYC, and 128 tCYC) 2) The noise filtering function is available for the INT3, T0IN, or T0HCP signal at P73. When P73 is read with an instruction, the signal level at that pin is read regardless of the availability of the noise filtering function. No.A0929-2/25 LC87F5NC8A Watchdog Timer • External RC watchdog timer • Interrupt and reset signals selectable Clock Output Function 1) Able to output selected oscillation clock 1/1, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64 as system clock. 2) Able to output oscillation clock of sub clock. Interrupts • 29 sources, 10 vector addresses 1) Provides three levels (low (L), high (H), and highest (X)) of multiplex interrupt control. Any interrupt requests of the level equal to or lower than the current interrupt are not accepted. 2) When interrupt requests to two or more vector addresses occur at the same time, the interrupt of the highest level takes precedence over the other interrupts. For interrupts of the same level, the interrupt into the smallest vector address takes precedence. No. Vector Address Level 1 00003H X or L Interrupt Source 2 0000BH X or L INT1 3 00013H H or L INT2/T0L/INT4 4 0001BH H or L INT3/INT5/base timer0/base timer1 INT0 5 00023H H or L T0H/INT6 6 0002BH H or L T1L/T1H/INT7 7 00033H H or L SIO0/UART1 receive/UART2 receive 8 0003BH H or L SIO/UART1 transmit/UART2 transmit 9 00043H H or L ADC/T6/T7/PWM4, PWM5 10 0004BH H or L Port 0/T4/T5/PWM2, PWM3 • Priority levels X > H > L • Of interrupts of the same level, the one with the smallest vector address takes precedence. Subroutine Stack Levels: 2048 levels maximum (the stack is allocated in RAM) High-speed Multiplication/Division Instructions • 16-bits × 8-bits (5 tCYC execution time) • 24-bits × 16-bits (12 tCYC execution time) • 16-bits ÷ 8-bits (8 tCYC execution time) • 24-bits ÷ 16-bits (12 tCYC execution time) Oscillation Circuits • RC oscillation circuit (internal) • CF oscillation circuit • Crystal oscillation circuit • Multifrequency RC oscillation circuit (internal) : For system clock : For system clock, with internal Rf : For low-speed system clock : For system clock System Clock Divider Function • Can run on low current. • The minimum instruction cycle selectable from 250ns, 500ns, 1.0μs, 2.0μs, 4.0μs, 8.0μs, 16.0μs, 32.0μs, and 64.0μs (at a main clock rate of 12MHz). No.A0929-3/25 LC87F5NC8A Standby Function • HALT mode: Halts instruction execution while allowing the peripheral circuits to continue operation. 1) Oscillation is not halted automatically. 2) Canceled by a system reset or occurrence of interrupt. • HOLD mode: Suspends instruction execution and the operation of the peripheral circuits. 1) The CF, RC, and crystal oscillators automatically stop operation. 2) There are three ways of resetting the HOLD mode. (1) Setting the reset pin to the low level. (2) Setting at least one of the INT0, INT1, INT2, INT4, and INT5 pins to the specified level (3) Having an interrupt source established at port 0 • X'tal HOLD mode: Suspends instruction execution and the operation of the peripheral circuits except the base timer. 1) The CF and RC oscillators automatically stop operation. 2) The state of crystal oscillation established when the X'tal HOLD mode is entered is retained. 3) There are four ways of resetting the X'tal HOLD mode. (1) Setting the reset pin to the low level (2) Setting at least one of the INT0, INT1, INT2, INT4, and INT5 pins to the specified level (3) Having an interrupt source established at port 0 (4) Having an interrupt source established in the base timer circuit On-chip Debugger Function • Permits software debugging with the test device installed on the target board. Package Form • QIP100E (14 × 20) : “Lead-free type” Development Tools • Evaluation (EVA) chip • Emulator • On-chip-debugger : LC87EV690 : EVA62S + ECB876600D + SUB875C00 + POD100QFP ICE-B877300 + SUB875C00 + POD100QFP : TCB87-TypeB + LC87F5NC8A Programming Boards Package Programming boards QIP100E (14 × 20) W87F52256Q Flash ROM Programmer Maker Flash Support Group, Inc. (Single) Model AF9708/09/09B (including product of Ando Electric Co.,Ltd) AF9723(Main body) Flash Support (including product of Ando Electric Co.,Ltd) Group, Inc.(Gang) AF9833(Unit) (including product of Ando Electric Co.,Ltd) Support version(Note) Device Revision : After Rev.02.73 LC87F76C8A Revision : After Rev.02.29 LC87F5NC8A Revision : After Rev.01.88 Application Version: Our company SKK/SKK Type-B/SKK DBG Type-B After 1.04 (SANYO FWS) Chip Data Version: LC87F5NC8A After2.10 No.A0929-4/25 LC87F5NC8A Package Dimensions unit : mm (typ) 3151A 23.2 0.8 20.0 51 50 100 31 14.0 81 1 17.2 80 30 0.65 0.3 0.15 0.1 3.0max (2.7) (0.58) SANYO : QIP100E(14X20) No.A0929-5/25 PB6 PB5 PB4 PB3 PB2 PB1 PB0 VSS3 VDD3 PC7/DBGP2 PC6/DBGP1 PC5/DBGP0 PC4 PC3 PC2 PC1 PC0 PA0 PA1 PA2 PA3/AN12 PA4/AN13 PA5/AN14 P70/INT0/T0LCP/AN8 P71/INT1/T0HCP/AN9 P72/INT2/T0IN/T0LCP P73/INT3/T0IN/T0HCP RES XT1/AN10 XT2/AN11 VSS1 CF1 CF2 VDD1 P80/AN0 P81/AN1 P82/AN2 P83/AN3 P84/AN4 P85/AN5 P86/AN6 P87/AN7 P10/SO0 P11/SI0/SB0 P12/SCK0 P13/SO1 P14/SI1/SB1 P15/SCK1 P16/T1PWML P17/T1PWMH/BUZ Pin Assignment PB7 P36 P35/URX2 P34/UTX2 P33/URX1 P32/UTX1 P31/PWM5 P30/PWM4 P27/INT5/T1IN/T0LCP/T0HCP P26/INT5/T1IN/T0LCP/T0HCP P25/INT5/T1IN/T0LCP/T0HCP P24/INT5/T1IN/T0LCP/T0HCP/INT7/T0HCP1 P23/INT4/T1IN/T0LCP/T0HCP P22/INT4/T1IN/T0LCP/T0HCP P21/INT4/T1IN/T0LCP/T0HCP P20/INT4/T1IN/T0LCP/T0HCP/INT6/T0LCP1 P07/T7O P06/T6O P05/CKO P04 P03 P02 P01 P00 VSS2 VDD2 PWM0 PWM1 SI2P3/SCK20 SI2P2/SCK2 LC87F5NC8A 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 LC87F5NC8A 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 SI2P1/SI2/SB2 SI2P0/SO2 PF7 PF6 PF5 PF4 PF3 PF2 PF1 PF0 VDD4 VSS4 PE7 PE6 PE5 PE4 PE3 PE2 PE1 PE0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Top view QIP100E(14×20) “Lead-free Type” No.A0929-6/25 LC87F5NC8A System Block Diagram IR Interrupt control PLA Flash ROM Standby control RC X’tal Clock generator CF PC MRC SIO0 Bus Interface ACC SIO1 Port 0 B register SIO2 Port 1 C register Timer 0 Port 3 Timer 1 Port 7 Timer 4 Port 8 Timer 5 ADC ALU PWM0/1 PWM4/5 INT0 to 7 Noise rejection filter PSW RAR RAM Port 2 Stack Pointer Base timer Port A Watchdog Timer Timer 6 Port B On-chip debugger Timer 7 Port C UART1 Port E UART2 Port F No.A0929-7/25 LC87F5NC8A Pin Description Pin Name I/O Description Option VSS1, VSS2 VSS3, VSS4 - - Power supply pin No VDD1, VDD2 VDD3, VDD4 - + Power supply pin No • 8-bit I/O port Yes Port 0 I/O • I/O specifiable in 4-bit units P00 to P07 • Pull-up resistor can be turned on and off in 4-bit units • HOLD release input • Port 0 interrupt input • Pin functions P05: System clock output P06: Timer 6 toggle output P07: Timer 7 toggle output Port 1 I/O • 8-bit I/O port Yes • I/O specifiable in 1-bit units P10 to P17 • Pull-up resistor can be turned on and off in 1-bit units • Pin functions P10: SIO0 data output P11: SIO0 data input, bus I/O P12: SIO0 clock I/O P13: SIO1 data output P14: SIO1 data input, bus I/O P15: SIO1 clock I/O P16: Timer 1 PWML output P17: Timer 1 PWMH output, Beeper output Port 2 I/O Yes • 8-bit I/O port • I/O specifiable in 1-bit units P20 to P27 • Pull-up resistor can be turned on and off in 1-bit units • Other functions P20: INT4 input/HOLD reset input/timer 1 event input/timer 0L capture input/ timer 0H capture input/INT6 input/timer 0L capture 1 input P21 to P23: INT4 input/HOLD reset input/timer 1 event input/timer 0L capture input/ timer 0H capture input P24: INT5 input/HOLD reset input/timer 1 event input/timer 0L capture input/ timer 0H capture input/INT7 input/timer 0H capture 1 input P25 to P27: INT5 input/HOLD reset input/timer 1 event input/timer 0L capture input/ timer 0H capture input • Interrupt acknowledge type Port 3 P30 to P36 I/O Rising Falling INT4 enable enable INT5 enable enable INT6 enable INT7 enable Rising/ H level L level enable disable disable enable disable disable enable enable disable disable enable enable disable disable Falling • 7-bit I/O port Yes • I/O specifiable in 1-bit units • Pull-up resistor can be turned on and off in 1-bit units • Pin functions P30: PWM4 output P31: PWM5 output P32: UART1 transmit P33: UART1 receive P34: UART2 transmit P35: UART2 receive Continued on next page. No.A0929-8/25 LC87F5NC8A Continued from preceding page. Pin Name Port 7 I/O I/O Description Option • 4-bit I/O port No • I/O specifiable in 1-bit units P70 to P73 • Pull-up resistor can be turned on and off in 1-bit units • Other functions P70: INT0 input/HOLD release input/Timer 0L capture input/Output for watchdog timer P71: INT1 input/HOLD release input/Timer 0H capture input P72: INT2 input/HOLD release input/Timer 0 event input/Timer 0L capture input P73: INT3 input with noise filter/Timer 0 event input/Timer 0H capture input • Interrupt acknowledge type Rising Falling INT0 enable enable INT1 enable enable INT2 enable INT3 enable Rising/ H level L level disable enable enable disable enable enable enable enable disable disable enable enable disable disable Falling • AD converter input port: AN8 (P70), AN9 (P71) Port 8 I/O • 8-bit I/O port No • I/O specifiable in 1-bit units P80 to P87 • Other functions P80 to P87: AD converter input port Port A I/O • 6-bit I/O port Yes • I/O specifiable in 1-bit units PA0 to PA5 • Pull-up resistor can be turned on and off in 1-bit units Port B I/O • 8-bit I/O port Yes • I/O specifiable in 1-bit units PB0 to PB7 • Pull-up resistor can be turned on and off in 1-bit units Port C I/O • 8-bit I/O port Yes • I/O specifiable in 1-bit units PC0 to PC7 • Pull-up resistor can be turned on and off in 1-bit units • Pin functions DBGP0 to DBGP2 (PC5 to PC7): On-chip Debugger Port E I/O • 8-bit I/O port No • I/O specifiable in 2-bit units PE0 to PE7 • Pull-up resistor can be turned on and off in 1-bit units Port F I/O • 8-bit I/O port No • I/O specifiable in 2-bit units PF0 to PF7 • Pull-up resistor can be turned on and off in 1-bit units SIO2 Port I/O • 4-bit I/O port No • I/O specifiable in 1-bit units SI2P0 to SI2P3 • Shared functions: SI2P0: SIO2 data output SI2P1: SIO2 data input, bus input/output SI2P2: SIO2 clock input/output SI2P3: SIO2 clock output PWM0, PWM1 O • PWM0, PWM1 output port No • General-purpose I/O available RES I Reset pin No XT1 I • Input terminal for 32.768kHz X'tal oscillation No • Shared functions: AN10: AD converter input port General-purpose input port XT2 I/O Must be connected to VDD1 if not to be used. • Output terminal for 32.768kHz X'tal oscillation No • Shared functions: AN11: AD converter input port General-purpose I/O port Must be set for oscillation and kept open if not to be used. CF1 I Ceramic resonator input pin No CF2 O Ceramic resonator output pin No No.A0929-9/25 LC87F5NC8A Port Output Types The table below lists the types of port outputs and the presence/absence of a pull-up resistor. Data can be read into any input port even if it is in the output mode. Port Options Selected in Units of Option Type Output Type P00 to P07 1 bit 1 2 N-channel open drain No P10 to P17 1 bit 1 CMOS Programmable 2 N-channel open drain Programmable 1 CMOS Programmable 2 N-channel open drain Programmable 1 bit 1 CMOS Programmable 2 N-channel open drain Programmable P70 - No N-channel open drain Programmable P71 to P73 - No CMOS Programmable P80 to P87 - No N-channel open drain No PA0 to PA5 1 bit 1 CMOS Programmable 2 N-channel open drain Programmable 1 CMOS Programmable 2 N-channel open drain Programmable 1 CMOS Programmable 2 N-channel open drain Programmable Programmable P20 to P27 P30 to P36 1 bit PB0 to PB7 1 bit PC0 to PC7 1 bit CMOS Pull-up Resistor Programmable (Note 1) PE0 to PE7 - No CMOS PF0 to PF7 - No CMOS Programmable SI2P0, SI2P2 - No CMOS No - No CMOS (when selected as ordinary port) No SI2P3 SI2P1 N-channel open drain (When SIO2 data is selected) PWM0, PWM1 - No CMOS No XT1 - No Input only No XT2 - No Output for 32.768kHz quartz oscillator No N-channel open drain (when in general-purpose No output mode) Note 1: Programmable pull-up resistors for port 0 are controlled in 4-bit units (P00 to 03, P04 to 07). *1: Make the following connection to minimize the noise input to the VDD1 pin and prolong the backup time. Be sure to electrically short the VSS1, VSS2, VSS3 and VSS4 pins. (Example 1) When backup is active in the HOLD mode, the high level of the port outputs is supplied by the backup capacitors. Back-up capacitor Power Supply LSI VDD1 VDD2 VDD3 VDD4 VSS1 VSS2 VSS3 VSS4 No.A0929-10/25 LC87F5NC8A (Example 2) The high-level output at the ports is unstable when the HOLD mode backup is in effect. Back-up capacitor LSI VDD1 Power Supply VDD2 VDD3 VDD4 VSS1 VSS2 VSS3 VSS4 Absolute Maximum Ratings at Ta = 25°C, VSS1 = VSS2 = VSS3 = VSS4 = 0V Specification Parameter Symbol Pins/Remarks Conditions VDD[V] Maximum Supply VDD max VDD1, VDD2, Input voltage VI(1) VDD3, VDD4 XT1, CF1 Input/Output VIO(1) Ports 0, 1, 2 voltage Voltage VDD1=VDD2=VDD3=VDD4 min typ max -0.3 +6.5 -0.3 VDD+0.3 unit V Ports 3, 7, 8 -0.3 Ports A, B, C, E, F VDD+0.3 SI2P0 to SI2P3 PWM0, PWM1,XT2 Peak output IOPH(1) current Ports 0, 1, 2, 3 CMOS output select per 1 Ports A, B, C, E, F application pin -10 SI2P0 to SI2P3 IOPH(2) PWM0, PWM1 Per 1 application pin. -20 IOPH(3) P71 to P73 Per 1 application pin. -5 IOM(1) Ports 0, 1, 2, 3 CMOS output select per 1 current Ports A, B, C, E, F application pin -7.5 (Note1-1) SI2P0 to SI2P3 -10 High level output current Average output IOM(2) PWM0, PWM1 Per 1 application pin. IOM(3) P71 to P73 Per 1 application pin. Total output ΣIOAH(1) P71 to P73 Total of all applicable pins current ΣIOAH(2) PWM0, PWM1 Total of all applicable pins SI2P0 to SI2P3 ΣIOAH(3) Port 0 Total of all applicable pins ΣIOAH(4) Port 0 Total of all applicable pins -3 -10 -25 mA -25 -45 PWM0, PWM1 SI2P0 to SI2P3 ΣIOAH(5) Ports 2, 3, B Total of all applicable pins -25 ΣIOAH(6) Ports A, C Total of all applicable pins -25 ΣIOAH(7) Ports 2, 3, A, B, C Total of all applicable pins -45 ΣIOAH(8) Port F Total of all applicable pins -25 ΣIOAH(9) Ports 1, E Total of all applicable pins -25 ΣIOAH(10) Ports 1, E, F Total of all applicable pins -45 Note 1-1: Average output current is average of current in 100ms interval. Continued on next page. No.A0929-11/25 LC87F5NC8A Continued from preceding page. Specification Parameter Symbol Pins/Remarks Conditions VDD[V] Peak output IOPL(1) current P02 to P07 min typ max unit Per 1 application pin. Ports 1, 2, 3 Ports A, B, C, E, F 20 SI2P0 to SI2P3 PWM0, PWM1 Average output IOPL(2) P00, P01 Per 1 application pin. 30 IOPL(3) Ports 7, 8, XT2 Per 1 application pin. 10 IOML(1) P02 to P07 Per 1 application pin. current Ports 1, 2, 3 (Note1-1) Ports A, B, C, E, F 15 SI2P0 to SI2P3 Low level output current PWM0, PWM1 IOML(2) P00, P01 Per 1 application pin. 20 7.5 IOML(3) Ports 7, 8, XT2 Per 1 application pin. Total output ΣIOAL(1) Port 7, XT2 Total of all applicable pins 15 current ΣIOAL(2) Port 8 Total of all applicable pins 15 ΣIOAL(3) Ports 7, 8, XT2 Total of all applicable pins 20 ΣIOAL(4) PWM0, PWM1 Total of all applicable pins 45 SI2P0 to SI2P3 ΣIOAL(5) Port 0 Total of all applicable pins ΣIOAL(6) Port 0 Total of all applicable pins mA 45 PWM0, PWM1 80 SI2P0 to SI2P3 Maximum power ΣIOAL(7) Ports 2, 3, B Total of all applicable pins 45 ΣIOAL(8) Ports A, C Total of all applicable pins 45 ΣIOAL(9) Ports 2, 3, A, B, C Total of all applicable pins 80 ΣIOAL(10) Port F Total of all applicable pins 45 ΣIOAL(11) Ports 1, E Total of all applicable pins 45 ΣIOAL(12) Ports 1, E, F Total of all applicable pins 80 Pd max QIP100E(14×20) Ta=-40 to +85°C 320 dissipation Operating ambient Topr temperature Storage ambient Tstg temperature -40 +85 -55 +125 mW °C Note 1-1: Average output current is average of current in 100ms interval. Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. No.A0929-12/25 LC87F5NC8A Recommended Operating Conditions at Ta = -40°C to +85°C, VSS1 = VSS2 = VSS3 = VSS4 = 0V Specification Parameter Symbol Pins/Remarks Conditions VDD[V] Operating VDD(1) supply voltage VDD1=VDD2 =VDD3=VDD4 (Note2-1) Memory VHD sustaining min typ max unit 0.245μs≤ tCYC≤200μs 2.8 5.5 0.367μs≤ tCYC≤200μs 2.5 5.5 1.470μs≤ tCYC≤200μs 2.2 5.5 2.0 5.5 0.3VDD VDD VDD1=VDD2 RAM and register contents in =VDD3=VDD4 HOLD mode. supply voltage High level input VIH(1) voltage Ports 1, 2, 3 SI2P0 to SI2P3 P71 to P73 2.2 to 5.5 P70 port input/ +0.7 interrupt side VIH(2) Ports 0, 8 Ports A, B, C, E, F 2.2 to 5.5 PWM0, PWM1 VIH(3) P70 Watchdog timer side VIH(4) Low level input VIL(1) voltage XT1, XT2, CF1, RES 0.3VDD VDD +0.7 2.2 to 5.5 0.9VDD 2.2 to 5.5 0.75VDD 4.0 to 5.5 VSS 2.2 to 4.0 VSS 2.5 to 5.5 VSS 2.2 to 5.5 VSS 2.5 to 5.5 VSS 2.5 to 5.5 VSS VDD VDD Ports 1, 2, 3 SI2P0 to SI2P3 V 0.1VDD +0.4 P71 to P73 P70 port input/ interrupt VIL(2) Ports 0, 8 Ports A, B, C, E, F PWM0, PWM1 VIL(5) Port 70 Watchdog Timer VIL(6) XT1, XT2, CF1, RES 0.2VDD 0.15VDD +0.4 0.2VDD 0.8VDD -1.0 0.25VDD Instruction cycle tCYC 2.8 to 5.5 0.245 200 time (Note2-2) 2.5 to 5.5 0.367 200 2.2 to 5.5 1.470 200 2.8 to 5.5 0.1 12 2.5 to 5.5 0.1 8 2.2 to 5.5 0.1 2 External system FEXCF(1) CF1 clock frequency • CF2 pin open μs • System clock frequency division rate=1/1 • External system clock duty=50±5% • CF2 pin open 2.8 to 5.5 0.2 24.4 • System clock frequency 2.5 to 5.5 0.2 16 2.2 to 5.5 0.2 4 division rate=1/2 Oscillation FmCF(1) CF1, CF2 2.8 to 5.5 12 2.5 to 5.5 8 See Fig. 1. 2.2 to 5.5 4 FmRC Internal RC oscillation 2.5 to 5.5 FmMRC Frequency variable RC frequency Range 12MHz ceramic oscillation See Fig. 1. FmCF(2) CF1, CF2 (Note2-3) 8MHz ceramic oscillation See Fig. 1. FmCF(3) CF1, CF2 4MHz ceramic oscillation oscillation source oscillation FsX’tal XT1, XT2 32.768kHz crystal oscillation. See Fig. 2. 0.3 1.0 2.5 to 5.5 16 2.5 to 5.5 32.768 MHz MHz 2.0 kHz Note 2-1: VDD must be held greater than or equal to 2.7V in the flash ROM onboard programming mode. Note 2-2: Relationship between tCYC and oscillation frequency is 3/FmCF at a division ratio of 1/1 and 6/FmCF at a division ratio of 1/2. Note 2-3: See Tables 1 and 2 for the oscillation constants. No.A0929-13/25 LC87F5NC8A Electrical Characteristics at Ta = -40°C to +85°C, VSS1 = VSS2 = VSS3 = VSS4 = 0V Specification Parameter Symbol Pins/Remarks Conditions VDD[V] High level input IIH(1) current Ports 0, 1, 2 Output disable Ports 3, 7, 8 Pull-up resistor OFF Ports A, B, C VIN=VDD (including the off-leak current of the SI2P0 to SI2P3 RES min typ max unit 2.2 to 5.5 1 2.2 to 5.5 1 2.2 to 5.5 15 output Tr.) PWM0, PWM1 IIH(2) XT1, XT2 Using as an input port VIN=VDD Low level input IIH(3) CF1 VIN=VDD IIL(1) Ports 0, 1, 2 Output disable Ports 3, 7, 8 Pull-up resistor OFF Ports A, B, C, E, F VIN=VSS (including the off-leak current of the current SI2P0 to SI2P3 RES 2.2 to 5.5 -1 2.2 to 5.5 -1 μA output Tr.) PWM0, PWM1 IIL(2) XT1, XT2 Using as an input port VIN=VSS IIL(3) CF1 VIN=VSS 2.2 to 5.5 -15 High level output VOH(1) Ports 0, 1, 2, 3 IOH=-1.0mA 4.5 to 5.5 voltage VOH(2) Ports A, B, C, E, F IOH=-0.4mA VDD-1 VDD SI2P0 to SI2P VOH(3) VOH(4) IOH=-0.2mA Ports 71, 72, 73 VOH(5) VOH(6) IOH=-0.4mA IOH=-0.2mA PWM0, PWM1 IOH=-10mA P30, P31(PWM4, 5 VOH(7) output mode) VOH(8) IOH=-1.6mA IOH=-1.0mA 3.0 to 5.5 -0.4 2.2 to 5.5 VDD -0.4 3.0 to 5.5 VDD -0.4 2.2 to 5.5 VDD -0.4 4.5 to 5.5 VDD -1.5 3.0 to 5.5 VDD -0.4 2.2 to 5.5 VDD -0.4 V Low level output VOL(1) Ports 0, 1, 2, 3 IOL=10mA 4.5 to 5.5 1.5 voltage VOL(2) Ports A, B, C, E, F IOL=1.6mA 3.0 to 5.5 0.4 IOL=1.0mA 2.2 to 5.5 0.4 VOL(3) VOL(4) SI2P0 to SI2P3 PWM0, PWM1, IOL=30mA 4.5 to 5.5 1.5 VOL(5) IOL=5.0mA 3.0 to 5.5 0.4 VOL(6) IOL=2.5mA 2.2 to 5.5 0.4 IOL=1.6mA 3.0 to 5.5 0.4 VOL(7) P00, P01 Ports 7, 8, XT2 VOL(8) Pull-up resistation Rpu(1) Ports 0, 1, 2, 3 Rpu(2) Port 7 IOL=1.0mA 2.2 to 5.5 VOH=0.9VDD 4.5 to 5.5 15 35 80 2.2 to 5.5 15 35 120 kΩ Ports A, B, C, E, F Hysteresis voltage VHYS 0.4 RES Ports 1, 2, 7 2.2to 5.5 0.1VDD V 2.2 to 5.5 10 pF SI2P0 to SI2P3 Pin capacitance CP All pins • For pins other than that under test: VIN=VSS • f=1MHz • Ta=25°C No.A0929-14/25 LC87F5NC8A Serial I/O Characteristics at Ta = -40°C to +85°C, VSS1 = VSS2 = VSS3 = VSS4 = 0V 1. SIO0 Serial I/O Characteristics (Note 4-1-1) Parameter Symbol Frequency tSCK(1) Low level tSCKL(1) Specification Pins Conditions /Remarks SCK0(P12) VDD[V] • See Fig. 6. max unit 1 tSCKH(1) 1 pulse width tSCKHA(1a) Input clock typ 2 pulse width High level min • Continuous data transmission/reception mode • SIO2 is not in use simultaneous. 2.2 to 5.5 4 tCYC • See Fig. 6. • (Note 4-1-2) tSCKHA(1b) • Continuous data transmission/reception mode • SIO2 is in use simultaneous. 6 Serial clock • See Fig. 6. • (Note 4-1-2) Frequency tSCK(2) SCK0(P12) • CMOS output selected. 4/3 • See Fig. 6. Low level tSCKL(2) 1/2 pulse width High level tSCK tSCKH(2) 1/2 Output clock pulse width tSCKHA(2a) • Continuous data transmission/reception mode • SIO2 is not in use simultaneous. 2.2 to 5.5 tSCKH(2) +2tCYC • CMOS output selected. tSCKH(2) +(10/3) tCYC • See Fig. 6. tSCKHA(2b) tCYC • Continuous data transmission/reception mode tSCKH(2) • SIO2 is in use simultaneous. +2tCYC • CMOS output selected. tSCKH(2) +(16/3) tCYC • See Fig. 6. Serial input Data setup time SI0(P11), SB0(P11) • Must be specified with respect to rising edge of SIOCLK • See fig. 6. Data hold time thDI(1) 0.03 2.2 to 5.5 0.03 Input clock Output tdD0(1) delay time SO0(P10), SB0(P11), • Continuous data (1/3)tCYC transmission/reception mode +0.05 • (Note 4-1-3) tdD0(2) μs • Synchronous 8-bit mode. 1tCYC • (Note 4-1-3) tdD0(3) Output clock Serial output tsDI(1) • (Note 4-1-3) +0.05 2.2 to 5.5 (1/3)tCYC +0.05 Note 4-1-1: These specifications are theoretical values. Add margin depending on its use. Note 4-1-2: To use serial-clock-input in continuous trans/rec mode, a time from SI0RUN being set when serial clock is "H" to the first negative edge of the serial clock must be longer than tSCKHA. Note 4-1-3: Must be specified with respect to falling edge of SIOCLK. Must be specified as the time to the beginning of output state change in open drain output mode. See Fig. 6. No.A0929-15/25 LC87F5NC8A 2. SIO1 Serial I/O Characteristics (Note 4-2-1) Input clock Symbol Frequency Tsck(3) Low level tSCKL(3) Specification Pins/ Conditions Remarks SCK1(P15) VDD[V] • See Fig. 6. 2.2 to 5.5 pulse width High level Frequency SCK1(P15) • CMOS output selected. tSCKL(4) 2 1/2 tSCK tSCKH(4) 1/2 pulse width Serial input Data setup time SI1(P14), SB1(P14) • Must be specified with respect to rising edge of SIOCLK • See fig. 6. Data hold time thDI(2) 0.03 2.2 to 5.5 0.03 Output delay Serial output tsDI(2) unit 1 2.2 to 5.5 pulse width High level max 1 • See Fig. 6. Low level typ tCYC tSCKH(3) tSCK(4) min 2 pulse width Output clock Serial clock Parameter time tdD0(4) SO1(P13), SB1(P14) μs • Must be specified with respect to falling edge of SIOCLK • Must be specified as the time to the beginning of output state 2.2 to 5.5 (1/3)tCYC +0.05 change in open drain output mode. • See Fig. 6. Note 4-2-1: These specifications are theoretical values. Add margin depending on its use. No.A0929-16/25 LC87F5NC8A 3. SIO2 Serial I/O Characteristics (Note 4-3-1) Parameter Frequency Symbol tSCK(5) Specification Pins/ Conditions Remarks SCK2 VDD[V] • See Fig. 6. tSCKL(5) tSCKH(5) unit 1 pulse width tSCKHA(5a) Input clock max. 1 pulse width High level typ 2 (SI2P2) Low level min. • Continuous data transmission/ reception mode of SIO0 is not in use simultaneous. 2.2 to 5.5 4 tCYC • See Fig. 6. • (Note 4-3-2) tSCKHA(5b) • Continuous data transmission/ reception mode of SIO0 is in use simultaneous. 7 Serial clock • See Fig. 6. • (Note 4-3-2) Frequency Low level tSCK(6) tSCKL(6) • CMOS output selected. (SI2P2), • See Fig. 6. 4/3 SCK2O 1/2 (SI2P3) pulse width High level SCK2 tSCK tSCKH(6) 1/2 Output clock pulse width tSCKHA(6a) • Continuous data transmission/ reception mode of SIO0 is not in use simultaneous. 2.2 to 5.5 • CMOS output selected. tSCKH(6) tSCKH(6) +(5/3)tCYC +(10/3)tCYC • See Fig. 6. tSCKHA(6b) tCYC • Continuous data transmission/ reception mode of SIO0 is in use simultaneous. • CMOS output selected. tSCKH(6) tSCKH(6) +(5/3)tCYC +(19/3)tCYC • See Fig. 6. Serial input Data setup time SI2(SI2P1), SB2(SI2P1) • Must be specified with respect to rising edge of SIOCLK • See fig. 6. Data hold Time thDI(3) 0.03 2.2 to 5.5 0.03 Output delay Serial output tsDI(3) time tdD0(5) SO2 (SI2P0), SB2(SI2P1) μs • Must be specified with respect to falling edge of SIOCLK • Must be specified as the time to the beginning of output state 2.2 to 5.5 (1/3)tCYC +0.05 change in open drain output mode. • See Fig. 6. Note 4-3-1: These specifications are theoretical values. Add margin depending on its use. Note 4-3-2: To use serial-clock-input , a time from SI2RUN being set when serial clock is "H" to the first negative edge of the serial clock must be longer than tSCKHA. No.A0929-17/25 LC87F5NC8A Pulse Input Conditions at Ta = -40°C to +85°C, VSS1 = VSS2 = VSS3 = VSS4 = 0V Specification Parameter Symbol Pins/Remarks Conditions VDD[V] High/low level tPIH(1) INT0(P70), • Interrupt source flag can be set. pulse width tPIL(1) INT1(P71), • Event inputs for timer 0 or 1 are min typ max unit enabled. INT2(P72) 2.2 to 5.5 INT4(P20 to P23), 1 INT5(P24 to P27), INT6(P20) INT7(P24) tCYC tPIH(2) INT3(P73) when noise filter • Interrupt source flag can be set. tPIL(2) time constant is 1/1. • Event inputs for timer 0 are enabled. tPIH(3) INT3(P73)(The noise rejection • Interrupt source flag can be set. tPIL(3) clock is selected to 1/32.) • Event inputs for timer 0 are enabled. tPIH(4) INT3(P73)(The noise rejection • Interrupt source flag can be set. tPIL(4) clock is selected to 1/128.) • Event inputs for timer 0 are enabled. tPIL(5) RES Reset acceptable. 2.2 to 5.5 2 2.2 to 5.5 64 2.2 to 5.5 256 2.2 to 5.5 200 μs AD Converter Characteristics at Ta = -40°C to +85°C, VSS1 = VSS2 = VSS3 = VSS4 = 0V Specification Parameter Symbol Pins/Remarks Conditions VDD[V] Resolution N AN0(P80) to Absolute ET AN7(P87), (Note 6-1) Conversion time AN9(P71), AD conversion time=32×tCYC AN10(XT1), (when ADCR2=0) max unit 8 bit ±1.5 3.0 to 5.5 AN8(P70), 11.74 97.92 (tCYC= (tCYC= AN11(XT2), 0.367μs) 3.06μs) AN12(PA3), 23.53 97.92 (tCYC= (tCYC= 0.735μs) 3.06μs) 15.68 97.92 (Note 6-2) AN13(PA4), 4.5 to 5.5 3.0 to 5.5 AN14(PA5) AD conversion time=64×tCYC (when ADCR2=1) (Note 6-2) 4.5 to 5.5 3.0 to 5.5 Analog input typ 3.0 to 5.5 accuracy TCAD min VAIN 3.0 to 5.5 voltage range Analog port IAINH VAIN=VDD 3.0 to 5.5 input current IAINL VAIN=VSS 3.0 to 5.5 (tCYC= (tCYC= 0.245μs) 1.53μs) 23.49 97.92 (tCYC= (tCYC= 0.367μs) 1.53μs) VSS VDD 1 -1 LSB μs V μA Note 6-1: The quantization error (±1/2 LSB) is excluded from the absolute accuracy value. Note 6-2: The conversion time refers to the interval from the time the instruction for starting the converter is issued till the complete digital value corresponding to the analog input value is loaded in the required register. No.A0929-18/25 LC87F5NC8A Consumption Current Characteristics at Ta = -40°C to +85°C, VSS1 = VSS2 = VSS3 = VSS4 = 0V Specification Parameter Symbol Pins/Remarks Conditions VDD[V] Normal mode IDDOP(1) consumption current VDD1 =VDD2 =VDD3 =VDD4 (Note 7-1) min typ max unit • FmCF=12MHz ceramic oscillation mode • FmX’tal=32.768kHz by crystal oscillation 4.5 to 5.5 9.5 20.5 2.8 to 4.5 5.5 14.8 4.5 to 5.5 8 15.5 2.5 to 4.5 4 11 4.5 to 5.5 2.8 6.6 mode • System clock set to 12MHz side • Internal RC oscillation stopped • frequency variable RC oscillation stopped • 1/1 frequency division ratio. IDDOP(2) • FmCF=8MHz ceramic oscillation mode • FmX’tal=32.768kHz by crystal oscillation mode • System clock set to 8MHz side IDDOP(3) • Internal RC oscillation stopped • frequency variable RC oscillation stopped • 1/1 frequency division ratio. IDDOP(4) • FmCF=4MHz ceramic oscillation mode • FmX’tal=32.768kHz by crystal oscillation mode mA • System clock set to 4MHz side IDDOP(5) • Internal RC oscillation stopped • frequency variable RC oscillation stopped 2.2 to 4.5 1.5 4.2 4.5 to 5.5 1 4.8 2.2 to 4.5 0.55 3.3 4.5 to 5.5 1.3 5.7 2.2 to 4.5 0.7 4.6 4.5 to 5.5 40 120 • 1/1 frequency division ratio. IDDOP(6) • FmCF=0Hz (oscillation stopped) • FmX’tal=32.768kHz by crystal oscillation mode • System clock set to internal RC oscillation IDDOP(7) • frequency variable RC oscillation stopped •1/2 frequency division ratio. IDDOP(8) • FmCF=0Hz (oscillation stopped) • FmX'tal=32.768kHz by crystal oscillation mode. • System clock set to 1MHz with frequency IDDOP(9) variable RC oscillation • Internal RC oscillation stopped • 1/2 frequency division ratio. IDDOP(10) • FmCF=0Hz (oscillation stopped) • FmX'tal=32.768kHz by crystal oscillation mode. μA • System clock set to 32.768kHz side. IDDOP(11) • Internal RC oscillation stopped • frequency variable RC oscillation stopped 2.2 to 4.5 20 77 4.5 to 5.5 3.6 8.3 2.8 to 5.5 2.1 4.4 • 1/2 frequency division ratio. HALT mode IDDHALT(1) current VDD1 =VDD2 =VDD3 (Note 7-1) =VDD4 consumption • HALT mode • FmCF=12MHz ceramic oscillation mode • FmX’tal=32.768kHz by crystal oscillation mode • System clock set to 12MHz side • Internal RC oscillation stopped • frequency variable RC oscillation stopped • 1/1 frequency division ratio. IDDHALT(2) mA • HALT mode • FmCF=8MHz ceramic oscillation mode • FmX’tal=32.768kHz by crystal oscillation 4.5 to 5.5 2.7 5.8 2.5 to 4.5 1.4 3.1 mode IDDHALT(3) • System clock set to 8MHz side • Internal RC oscillation stopped • frequency variable RC oscillation stopped • 1/1 frequency division ratio. Note 7-1: The consumption current value includes none of the currents that flow into the output Tr and internal pull-up resistors Continued on next page. No.A0929-19/25 LC87F5NC8A Continued from preceding page. Specification Parameter Symbol Pins/Remarks Conditions VDD[V] HALT mode IDDHALT(4) consumption current (Note 7-1) VDD1 =VDD2 • HALT mode =VDD3 =VDD4 • FmX’tal=32.768kHz by crystal oscillation • FmCF=4MHz ceramic oscillation mode min typ max 4.5 to 5.5 1.1 2.6 2.2 to 4.5 0.57 1.5 4.5 to 5.5 0.36 1.0 unit mode • System clock set to 4MHz side IDDHALT(5) • Internal RC oscillation stopped • frequency variable RC oscillation stopped • 1/1 frequency division ratio. IDDHALT(6) • HALT mode • FmCF=0Hz (oscillation stopped) • FmX’tal=32.768kHz by crystal oscillation mA mode IDDHALT(7) • System clock set to internal RC oscillation • frequency variable RC oscillation stopped 2.2 to 4.5 0.19 0.8 4.5 to 5.5 1.15 4.2 2.2 to 4.5 0.57 3.0 4.5 to 5.5 20 77 2.2 to 4.5 6 70 4.5 to 5.5 0.04 20 2.2 to 4.5 0.02 15 4.5 to 5.5 17 70 2.2 to 4.5 4 55 •1/2 frequency division ratio. • HALT mode IDDHALT(8) • FmCF=0Hz (oscillation stopped) • FmX'tal=32.768kHz by crystal oscillation mode. • System clock set to 1MHz with frequency IDDHALT(9) variable RC oscillation • Internal RC oscillation stopped • 1/2 frequency division ratio. IDDHALT(10) • HALT mode • FmCF=0Hz (oscillation stopped) • FmX'tal=32.768kHz by crystal oscillation mode. • System clock set to 32.768kHz side. IDDHALT(11) • Internal RC oscillation stopped • frequency variable RC oscillation stopped μA • 1/2 frequency division ratio. HOLD mode consumption current Timer HOLD IDDHOLD(1) VDD1 • CF1=VDD or open (External clock mode) IDDHOLD(2) IDDHOLD(3) • Timer HOLD mode mode consumption • HOLD mode • CF1=VDD or open (External clock mode) • FmX'tal=32.768kHz by crystal oscillation IDDHOLD(4) current mode Note 7-1: The consumption current value includes none of the currents that flow into the output Tr and internal pull-up resistors F-ROM Programming Characteristics at Ta = +10°C to +55°C, VSS1 = VSS2 = VSS3 = VSS4 = 0V Specification Parameter Symbol Pins/Remarks Conditions VDD[V] Onboard IDDFW(1) VDD1 min typ max unit • Without CPU current programming 2.70 to 5.5 5 10 mA current Programming tFW(1) • Erasing 2.7 to 5.5 20 30 ms time tFW(2) • programming 2.7 to 5.5 40 60 μs No.A0929-20/25 LC87F5NC8A UART (Full Duplex) Operating Conditions at Ta = -40°C to +85°C, VSS1 = VSS2 = VSS3 = VSS4 = 0V Specification Parameter Symbol Pins/Remarks Conditions VDD[V] Transfer rate UBR, UBR2 min typ max unit 8192/3 tCYC UTX1(P32), RTX1(P33), 2.5 to 5.5 UTX2(P33), 16/3 RTX2(P34) Data length : 7/8/9 bits (LSB first) Stop bits : 1-bit (2-bit in continuous data transmission) Parity bits : None Example of Continuous 8-bit Data Transmission Mode Processing (First Transmit Data = 55H) Stop bit Start bit Start of transmission Transmit data (LSB first) End of transmission UBR UBR2 Example of Continuous 8-bit Data Reception Mode Processing (First Receive Data = 55H) Stop bit Start bit Start of reception Receive data (LSB first) End of reception UBR UBR2 VDD1, VSS1 Terminal Condition It is necessary to place capacitors between VDD1 and VSS1 as describe below. • Place capacitors as close to VDD1 and VSS1 as possible. • Place capacitors so that the length of each terminal to the each leg of the capacitor be equal (L1 = L1’, L2 = L2’). • Place high capacitance capacitor C1 and low capacitance capacitor C2 in parallel. • Capacitance of C2 must be more than 0.1μF. • Use thicker pattern for VDD1 and VSS1. L2 L1 VSS1 C1 C2 VDD1 L1’ L2’ No.A0929-21/25 LC87F5NC8A Characteristics of a Sample Main System Clock Oscillation Circuit Given below are the characteristics of a sample main system clock oscillation circuit that are measured using a Our designated oscillation characteristics evaluation board and external components with circuit constant values with which the oscillator vendor confirmed normal and stable oscillation. Table 1 Characteristics of a Sample Main System Clock Oscillator Circuit with a Ceramic Oscillator Nominal Vendor Frequency Name Circuit Constant Oscillator Name 12MHz Operating Oscillation Voltage Stabilization Time C1 C2 Rf1 Rd1 Range [pF] [pF] [Ω] [Ω] CSTCE12M0G52-R0 (10) (10) Open CSTCE10M0G52-R0 (10) (10) CSTLS10M0G53-B0 (15) CSTCE8M00G52-R0 CSTLS8M00G53-B0 Remarks typ max [V] [ms] [ms] 470 2.5 to 5.5 0.03 0.5 Open 680 2.4 to 5.5 0.03 0.5 Internal C1,C2 (15) Open 680 2.5 to 5.5 0.03 0.5 Internal C1,C2 (10) (10) Open 1k 2.3 to 5.5 0.03 0.5 Internal C1,C2 (15) (15) Open 1k 2.5 to 5.5 0.03 0.5 Internal C1,C2 CSTCR4M00G53-R0 (15) (15) Open 1.5k 2.2 to 5.5 0.03 0.5 Internal C1,C2 CSTLS4M00G53-B0 (15) (15) Open 1.5k 2.2 to 5.5 0.03 0.5 Internal C1,C2 Internal C1,C2 10MHz MURATA 8MHz 4MHz The oscillation stabilization time refers to the time interval that is required for the oscillation to get stabilized after VDD goes above the operating voltage lower limit (see Fig. 4). Characteristics of a Sample Subsystem Clock Oscillator Circuit Given below are the characteristics of a sample subsystem clock oscillation circuit that are measured using a Our designated oscillation characteristics evaluation board and external components with circuit constant values with which the oscillator vendor confirmed normal and stable oscillation. Table 2 Characteristics of a Sample Subsystem Clock Oscillator Circuit with a Crystal Oscillator Nominal Vendor Frequency Name 32.768kHz EPSON TOYOCOM Circuit Constant Oscillator Name MC-306 Operating Voltage C3 C4 Rf2 Rd2 [pF] [pF] [Ω] [Ω] 18 18 Open 560k Range [V] 2.2 to 5.5 Oscillation Stabilization Time typ max [s] [s] 1.5 3.0 Remarks Applicable CL value=12.5pF The oscillation stabilization time refers to the time interval that is required for the oscillation to get stabilized after the instruction for starting the subclock oscillation circuit is executed and to the time interval that is required for the oscillation to get stabilized after the HOLD mode is reset (see Figure. 4). Note: The components that are involved in oscillation should be placed as close to the IC and to one another as possible because they are vulnerable to the influences of the circuit pattern. CF1 CF2 Rf1 XT1 Rd1 XT2 Rf2 Rd2 C1 CF C2 C3 C4 X’tal Figure 1 Ceramic Oscillator Circuit Figure 2 Crystal Oscillator Circuit 0.5VDD Figure 3 AC Timing Measurement Point No.A0929-22/25 LC87F5NC8A VDD VDD limit Power supply GND Reset time RES Internal RC oscillation tmsCF CF1, CF2 tmsX’tal XT1, XT2 Operating mode Reset Unfixed Instruction execution Reset Time and Oscillation Stabilization Time HOLD reset signal HOLD reset Signal absent HOLD reset signal VALID Internal RC oscillation tmsCF CF1, CF2 tmsX’tal XT1, XT2 State HOLD HALT HOLD Release Signal and Oscillation Stabilization Time Figure 4 Oscillation Stabilization Times No.A0929-23/25 LC87F5NC8A VDD RRES Note: Select CRES and RRES value to assure that at least 200μs reset time is generated after the VDD becomes higher than the minimum operating voltage.. RES CRES Figure 5 Reset Circuit SIOCLK: DATAIN: DI0 DI1 DI2 DI3 DI4 DI5 DI6 DATAOUT: DO0 DO1 DO2 DO3 DO4 DO5 DO6 DI7 DI8 DO7 DO8 Data RAM transfer period (SIO0,2 only) tSCK tSCKH tSCKL SIOCLK: tsDI thDI DATAIN: tdDO DATAOUT: Data RAM transfer period (SIO0,2 only) tSCKLA tSCKHA SIOCLK: tsDI thDI DATAIN: tdDO DATAOUT: Figure 6 Serial I/O Waveforms tPIL tPIH Figure 7 Pulse Input Timing Signal Waveform No.A0929-24/25 LC87F5NC8A ON Semiconductor and the ON logo are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC owns the rights to a number of patents, trademarks, copyrights, trade secrets, and other intellectual property. A listing of SCILLC’s product/patent coverage may be accessed at www.onsemi.com/site/pdf/Patent-Marking.pdf. SCILLC reserves the right to make changes without further notice to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. “Typical” parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. SCILLC does not convey any license under its patent rights nor the rights of others. SCILLC products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death may occur. Should Buyer purchase or use SCILLC products for any such unintended or unauthorized application, Buyer shall indemnify and hold SCILLC and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that SCILLC was negligent regarding the design or manufacture of the part. SCILLC is an Equal Opportunity/Affirmative Action Employer. This literature is subject to all applicable copyright laws and is not for resale in any manner. PS No.A0929-25/25