SRAM AS8SLC512K32 512K x 32 SRAM PIN ASSIGNMENT (Top View) SRAM Memory Array MCM 68 Lead CQFP (Q & Q1) Fast access times: 10, 12, 15, 17 and 20ns Fast OE\ access times: 6ns Ultra-low operating power < 1W worst case Single +3.3V ±0.3V power supply Fully static -- no clock or timing strobes necessary All inputs and outputs are TTL-compatible Easy memory expansion with CE\ and OE\ options Automatic CE\ power down High-performance, low-power consumption, CMOS OPTIONS • • • • 9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61 60 10 59 11 58 12 57 13 56 14 55 15 54 16 53 17 52 18 51 19 50 20 49 21 48 22 47 23 46 24 45 25 44 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 I/O 0 I/O 1 I/O 2 I/O 3 I/O 4 I/O 5 I/O 6 I/O 7 GND I/O 8 I/O 9 I/O 10 I/O 11 I/O 12 I/O 13 I/O 14 I/O 15 MARKINGS Timing 10ns 12ns 15ns 17ns 20ns 66 Lead PGA (P) -10 -12 -15 -17 -20 Package Ceramic Quad Flatpack Q Ceramic Quad Flatpak(.054min SO) Q1 Pin Grid Array P Operating Temperature Ranges Military (-55oC to +125oC) Industrial (-40oC to +85oC) XT IT 2V data retention/low power L I/O 16 I/O 17 I/O 18 I/O 19 I/O 20 I/O 21 I/O 22 I/O 23 GND I/O 24 I/O 25 I/O 26 I/O 27 I/O 28 I/O 29 I/O 30 I/O 31 Vcc A11 A12 A13 A14 A15 A16 CE\1 OE CE\2 A17 WE\2 WE\3 WE\4 A18 NC NC • • • • • • • • • NC A0 A1 A2 A3 A4 A5 CE\3 GND CE\4 WE\1 A6 A7 A8 A9 A10 Vcc FEATURES CS No. 702 CS \ No.904 CS CS M4 GENERAL DESCRIPTION The AS8SLC512K32 is a 3.3V 16 Megabit CMOS SRAM Module organized as 512Kx32 bits. The AS8SLC512K32 achieves very high speed access, low powerconsumption and high reliability by employing advanced CMOS memory technology. This military temperature grade product is ideally suited for commercial, industrial, and military applications when asynchronous high speed switching and low ACTIVE opening power & ultra Fast Asynchronous Access is mandated. M3 M2 M1 For more products and information please visit our web site at www.micross.com BLOCK DIAGRAM AS8SLC512K32 Rev. 2.6 01/10 Micross Components reserves the right to change products or specifications without notice. 1 SRAM AS8SLC512K32 ABSOLUTE MAXIMUM RATINGS* This is a stress rating only and functional operation on the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability. **Junction temperature depends upon package type, cycle time, loading, ambient temperature and airflow. See the Application Information section at the end of this datasheet for more information. Voltage of Vcc Supply Relative to Vss...........-0.5V to +4.6V Storage Temperature.....................................-65°C to +150°C Short Circuit Output Current(per I/O)............................20mA Voltage on Any Pin Relative to Vss............-.5V to Vcc+4.6V Maximum Junction Temperature**.............................+150°C *Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. ELECTRICAL CHARACTERISTICS AND RECOMMENDED DC OPERATING CONDITIONS (-55oC < TA < 125oC and -40oC to +85oC; Vcc = 3.3V ±0.3V) DESCRIPTION Input High (logic 1) Voltage CONDITIONS SYMBOL MIN MAX VIH 2.2 VCC+0.3 V 1 VIL -0.3 0.8 V 1 ILI1 -10 10 μA ILI2 -10 10 μA Output(s) Disabled 0V<VOUT<VCC ILO -10 10 μA Output High Voltage IOH=-4.0mA VOH 2.4 Output Low Voltage IOL=8.0mA VOL Input Low (logic 1) Voltage Input Leakage CurrentADD,OE 0V<VIN<VCC Input Leakage CurrentWE,CE Output Leakage CurrentI/O DESCRIPTION CONDITIONS CS\<VIL; VCC = MAX High Speed f = MAX = 1/ tRC (MIN) Power Supply Current: Operating Outputs Open, OE\ = VIH SYMBOL ICC1 Low Power (L) Low Speed Power Supply Current: Operating Low Speed Power Supply Current: Operating CS\<VIL; VCC = MAX f = 10 MHz, OE\ = VIH ICC2 Low Power (L) CS\<VIL; VCC = MAX f = 1 MHz, OE\ = VIH ICC3 Low Power (L) UNITS NOTES 0.5 -10 -12 MAX -15 -17 -20 350 320 280 260 240 280 240 200 180 160 --- --- --- --- --- 120 80 80 80 80 --- --- --- --- --- 80 40 40 40 40 100 80 80 80 80 80 60 60 60 60 80 60 60 60 60 50 36 36 36 36 V 1 V 1 UNITS NOTES mA 2, 3,13 mA 2 mA 2 mA 3, 13 CS\>VIH; VCC = MAX Power Supply Current: Standby f = MAX = 1/ tRC (MIN) Outputs Open, OE\=VIH ISBT1 Low Power (L) CMOS Standby VIN = VCC - 0.2V, or VSS +0.2V VCC=Max; f = 0Hz Low Power (L) AS8SLC512K32 Rev. 2.6 01/10 ISBT2 mA Micross Components reserves the right to change products or specifications without notice. 2 SRAM AS8SLC512K32 CAPACITANCE (VIN = 0V, f = 1MHz, TA = 25oC)* SYMBOL CADD COE CWE, CCS CIO PARAMETER A0 - A18 Capacitance OE\ Capacitance WE\ and CS\ Capacitance I/O 0- I/O 31 Capacitance MAX 40 40 12 15 UNITS pF pF pF pF NOTE: *This parameter is sampled. AC TEST CONDITIONS TEST SPECIFICATIONS Input pulse levels...........................................VSS to 3V Input rise and fall times...........................................1ns/V Input timing reference levels...............................1.5V Output reference levels........................................1.5V Output load..........................................See Figure 1, 2 3.3V RL = 50Ω ZO = 50Ω 319Ω VL = 1.5V Q 30 pF Q 5 pF 333Ω FIGURE 1 AS8SLC512K32 Rev. 2.6 01/10 FIGURE 2 Micross Components reserves the right to change products or specifications without notice. 3 SRAM AS8SLC512K32 ELECTRICAL CHARACTERISTICS AND RECOMMENDED AC OPERATING CONDITIONS (NOTE 5) (-55oC<TA < 125oC and -40oC to +85oC; VCC = 3.3V ±0.3V) DESCRIPTION READ CYCLE READ cycle time Address access time Chip select access time Output hold from address change Chip select to output in Low-Z Chip select to output in High-Z Output enable access time Output enable to output in Low-Z Output disable to output in High-Z WRITE CYCLE WRITE cycle time Chip select to end of write Address valid to end of write Address setup time Address hold from end of write WRITE pulse width, CS\ controlled WRITE pulse width, WE\ controlled Data setup time Data hold time Write disable to output in Low-z Write enable to output in High-Z AS8SLC512K32 Rev. 2.6 01/10 SYMBOL t RC AA t ACS t OH t LZCS t HZCS t AOE t LZOE t HZOE -10 MIN MAX 10 t t WC CW t AW t AS t AH t WP1 t WP2 t DS t DH t LZWE t HZWE t -12 MIN MAX 12 15 10 10 1 1 0 0 12 12 2 2 5 5 6 6 0 0 0 0 6 12 8 8 0 0 10 10 6 1 2 5 -17 MIN MAX 17 15 15 2 2 5 10 7 7 0 0 9 9 5 1 2 5 -15 MIN MAX 20 17 17 2 2 7 7 20 20 2 2 7.5 7.5 0 7 15 10 10 0 0 12 12 7 1 2 6 -20 UNITS NOTES MIN MAX 0 0 7.5 17 11 11 0 0 14 14 7.5 1 2 6.5 8 8 8 20 12 12 0 0 15 15 8 1 2 7 ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns 4,6,7 4,6,7 4,6 4,6 4,6,7 4,6,7 Micross Components reserves the right to change products or specifications without notice. 4 SRAM AS8SLC512K32 LOW POWER CHARACTERISTICS (L Version Only) CONDITIONS DESCRIPTION VCC for Retention Data All Inputs @ Vcc + 0.2V or Vss + 0.2V, CS\ = Vcc + 0.2V Data Retention Current SYMBOL VDR MIN 2 MAX UNITS V VCC = 2V ICCDR 24 mA VCC = 3V ICCDR 32 mA Chip Deselect to Data Retention Time Operation Recovery Time NOTES tCDR 0 ns 4 tR 20 ms 4, 11 LOW VCC DATA RETENTION WAVEFORM DATA RETENTION MODE VCC 4.5V 4.5V VDR > 2V t t CDR R VDR CS\ 1-4 NOTES 1. All voltages referenced to VSS (GND). 2. Worst case address switching. 3. ICC is dependent on output loading and cycle rates. unloaded, and f= 7. At any given temperature and voltage condition, tHZCS, is less than tLZCS, and tHZWE is less than tLZWE. 8. WE\ is HIGH for READ cycle. 9. Device is continuously selected. Chip selects and output enable are held in their active state. 10. Address valid prior to or coincident with latest occurring chip enable. 11. tRC= READ cycle time. 12. Chip enable (CS\) and write enable (WE\) can initiate and terminate a WRITE cycle. 13. ICC is for full 32 bit mode. 1 t RC(MIN) HZ. The specified value applies with the outputs 4. This parameter guaranteed but not tested. 5. Test conditions as specified with output loading as shown in Fig. 1 & 2 unless otherwise noted. 6. tHZCS, tHZOE and tHZWE are specified with CL= 5pF as in Fig. 2. Transition is measured +/- 200 mV typical from steady state voltage, allowing for actual tester RC time constant. AS8SLC512K32 Rev. 2.6 01/10 Micross Components reserves the right to change products or specifications without notice. 5 SRAM AS8SLC512K32 READ CYCLE NO. 1 tRC ADDRESS tOH DATA I/O tAA PREVIOUS DATA VALID NEW DATA VALID READ CYCLE NO. 2 tRC ADDRESS tAA CS\ t tLZCS ACS tHZCS OE\ tAOE tLZOE DATA I/O HIGH IMPEDANCE AS8SLC512K32 Rev. 2.6 01/10 DATA VALID Micross Components reserves the right to change products or specifications without notice. 6 SRAM AS8SLC512K32 WRITE CYCLE NO. 1 (Chip Select Controlled) tWC ADDRESS CS\ tAS tAW tAH tCW tWP21 WE\ tDS DATA I/O tDH DATA VALID WRITE CYCLE NO. 2 (Write Enable Controlled) tWC ADDRESS tAW CS\ tAS tAH tCW tWP11 WE\ tHZWE DATA I/O tDS tLZtDH DATA VALID NOTES 1. All voltages referenced to VSS (GND). AS8SLC512K32 Rev. 2.6 01/10 Micross Components reserves the right to change products or specifications without notice. 7 SRAM AS8SLC512K32 MECHANICAL DEFINITIONS* Micross Case #702 (Package Designator Q) 4 x D2 4 x D1 D DETAIL A R b 1o - 7o B L1 e SEE DETAIL A A1 A A2 E SYMBOL A A1 A2 B b D D1 D2 E e R L1 SMD SPECIFICATIONS MIN MAX 0.123 0.196 0.118 0.186 0.000 0.020 0.010 REF 0.013 0.017 0.800 BSC 0.870 0.890 0.980 1.000 0.936 0.956 0.050 BSC 0.005 --0.035 0.045 *All measurements are in inches. AS8SLC512K32 Rev. 2.6 01/10 Micross Components reserves the right to change products or specifications without notice. 8 SRAM AS8SLC512K32 MECHANICAL DEFINITIONS* Micross Case #904 (Package Designator P) 4xD D1 A D2 Pin 56 A1 Pin 1 φb1 (identified by 0.060 square pad) E1 e φb Pin 66 e Pin 11 L SMD SPECIFICATIONS SYMBOL A A1 φb φb1 D D1/E1 D2 e L MIN 0.144 0.025 0.016 0.045 1.065 MAX 0.181 0.035 0.020 0.055 1.085 1.000 TYP 0.600 TYP 0.100 TYP 0.145 0.155 *All measurements are in inches. AS8SLC512K32 Rev. 2.6 01/10 Micross Components reserves the right to change products or specifications without notice. 9 SRAM AS8SLC512K32 MECHANICAL DEFINITIONS* Micross Case (Package Designator Q1) Case Outline A SYMBOL A A1 b B c D/E D1/E1 D2/E2 e L R SMD SPECIFICATIONS MIN MAX --0.196 0.054 --0.013 0.017 0.010 TYP 0.009 0.012 0.980 1.000 0.870 0.890 0.800 BSC 0.050 BSC 0.035 0.045 0.010 TYP *All measurements are in inches. AS8SLC512K32 Rev. 2.6 01/10 Micross Components reserves the right to change products or specifications without notice. 10 SRAM AS8SLC512K32 ORDERING INFORMATION *AVAILABLE PROCESSES XT = Extended Temperature Rang IT = Industrial Temperature Range 883C = Military Processing -55oC to +125oC -40oC to +85oC -55oC to +125oC OPTION DEFINITIONS L = 2V data retention/low power AS8SLC512K32 Rev. 2.6 01/10 Micross Components reserves the right to change products or specifications without notice. 11 SRAM AS8SLC512K32 DOCUMENT TITLE 512K x 32 SRAM SRAM Memory Array MCM REVISION HISTORY Rev # 2.5 2.6 AS8SLC512K32 Rev. 2.6 01/10 History Updated Q & Q1 Package Specs Page 8 & 10 Added Micross Information Release Date May 2009 Status Release January 2010 Release Micross Components reserves the right to change products or specifications without notice. 12