SONY CXP85640

CXP85632/85640
CMOS 8-bit Single Chip Microcomputer
For the availability of this product, please contact the sales office.
Description
The CXP85632/85640 is a CMOS 8-bit microcomputer which consists of A/D converter, serial
interface, timer/counter, time-base timer, closed
caption decoder, data slicer, on-screen display
function, I2C bus interface, PWM output, remote
control receiver, HSYNC counter and watchdog
timer as well as basic configuration like 8-bit CPU,
ROM, RAM and I/O port.
Also this IC provides power-on reset function and
sleep function which enables to lower power
consumption.
64 pin SDIP (PIastic)
64 pin QFP (PIastic)
Structure
Silicon gate CMOS IC
Features
• A wide instruction set (213 instructions) to cover various types of data.
— 16-bit arithmetic/multiplication and division/boolean bit operation instructions
• Minimum instruction cycle
333ns at 12MHz operation
• Incorporated ROM
32K bytes (CXP85632)
40K bytes (CXP85640)
• Incorporated RAM
1888 bytes
(excluding the closed caption decoder and on-screen display VRAM)
• Peripheral functions
— A/D converter
8 bits, 6 channels, successive approximation method
(Conversion time of 26.7µs/12MHz)
— Serial interface
8-bit clock, sync type, 1 channel
— Timer
8-bit timer, 8-bit timer/counter, 19-bit time-base timer
— Closed caption decoder
Incorporated decode slicer,
conforming to FCC, 8 × 13 dots, 192 character types, 15 character colors,
4 lines of 34 characters, italic, underline, vertical scroll,
15 frame background colors/half blanking
— On-screen display (OSD) function
12 × 16 dots, 128 character types, 15 character colors, 4 lines of 24 characters,
8 frame background colors/half blanking, edging per line (half dot), vertical scroll
jitter elimination circuit
— I2C bus interface
— PWM output
8 bits, 4 channels
— Remote control receiver circuit
Incorporated 6-stage FIFO 8-bit pulse measurement counter
— HSYNC counter
2 channels
— Watchdog timer
• Interruption
15 factors, 15 vectors, multi-interruption possible
• Standby mode
SLEEP
• Package
64-pin plastic SDIP/QFP
• Piggyback/evaluation chip
CXP85690 64-pin ceramic PSDIP (accommodates custom font)
Purchase of Sony's I2C components conveys a license under the Philips I2C Patent Rights to use these components
in an I2C system, provided that the system conform to the I2C Standard Specifications as defined by Philips.
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
–1–
E95510-PS
Rex
Cap
8BIT TIMER/COUNTER 0
8BIT TIMER 1
EC
TO
REMOCON
HSYNC COUNTER 0
HSYNC COUNTER 1
A/D CONVERTER 6CH
RMC
HSC0
HSC1
AN0 to AN5
FIFO
SERIAL INTERFACE UNIT
ON SCREEN DISPLAY
2
3
INT0
INT1
INT2
INTERRUPT CONTROLLER
CVDD
CVss
SI
SO
SCK
VSYNC
B
I
YS
YM
HSYNC
XLC
EXLC
R
G
Vss
MP
VDD
RST
XTAL
RAM
1888 BYTES
CLOCK GENERATOR/
SYSTEM CONTROL
EXTAL
8BIT PWM 4CH
WATCHDOG TIMER
PRESCALER/
TIME BASE TIMER
ROM
32K/40K BYTES
SPC700 CPU CORE
I2C BUS
INTERFACE UNIT
SDA0
CC DECODER
SCL0
2
SDA1
DATA SLICER
SCL1
VIN
PWM0 to PWM3
8
8
8
8
3
8
PORT A
PORT B
PORT C
PORT D
PORT E
–2–
PORT F
Block Diagram
PF0 to PF7
PE0 to PE2
PD0 to PD7
PC0 to PC7
PB0 to PB7
PA0 to PA7
CXP85632/85640
CXP85632/85640
Pin Assignment (Top View) 64-pin SDIP
PC3
1
64
PC4
PC2
2
63
PC5
PC1
3
62
PC6
PC0
4
61
PC7
EC/PD7
5
60
PF0/PWM0
RMC/PD6
6
59
PF1/PWM1
HS1/PD5
7
58
PF2/PWM2
HS0/PD4
8
57
PF3/PWM3
SI/PD3
9
56
PF4/SCL0
SO/PD2
10
55
PF5/SCL1
SCK/PD1
11
54
PF6/SDA0
12
53
PF7/SDA1
13
52
PE0/TO
VSYNC/PA6
14
51
PE1
RST
15
50
PE2/INT0
MP
Vss
INT2/PD0
HSYNC/PA7
Vss
16
49
XTAL
17
48
EXTAL
18
47
VDD
PA5/AN5
19
46
NC
PA4/AN4
20
45
EXLC
PA3/AN3
21
44
XLC
PA2/AN2
22
43
YM
PA1/AN1
23
42
YS
PA0/AN0
24
41
I
CVss
25
40
B
Cap
26
39
G
Rex
27
38
R
VIN
28
37
PB0
CVDD
29
36
PB1
INT1/PB7
30
35
PB2
PB6
31
34
PB3
PB5
32
33
PB4
Note) 1. NC (Pin 46) must be connected to VDD.
2. Vss (Pins 16 and 48) must be connected to GND.
3. MP (Pin 49) must be connected to GND.
4. Cap (Pin 26) must be connected to CVSS via a capacitor.
5. Rex (Pin 27) must be connected to CVDD via a resistor of 33kΩ.
–3–
CXP85632/85640
PF2/PWM2
PF1/PWM1
PC7
PF0/PWM0
PC5
PC6
PC4
PC3
PC2
PC1
PC0
PD7/EC
PD6/RMC
Pin Assignment (Top View) 64-pin QFP
64 63 62 61 60 59 58 57 56 55 54 53 52
HS1/PD5
1
51
PF3/PWM3
HS0/PD4
2
50
PF4/SCL0
SI/PD3
3
49
PF5/SCL1
S0/PD2
4
48
PF6/SDA0
SCK/PD1
5
47
PF7/SDA1
INT2/PD0
6
46
PE0/TO
HSYNC/PA7
7
45
PE1
VSYNC/PA6
8
44
PE2/INT0
RST
9
43
MP
Vss
10
42
Vss
VDD
XTAL
11
41
EXTAL
12
40
NC
PA5/AN5
13
39
EXLC
PA4/AN4
14
38
XLC
PA3/AN3
15
37
YM
PA2/AN2
16
36
YS
PA1/AN1
17
35
I
PA0/AN0
18
34
B
19
33
G
CVss
R
PB0
PB1
PB3
PB2
PB4
PB5
PB6
INT1/PB7
VIN
CVDD
Rex
Cap
20 21 22 23 24 25 26 27 28 29 30 31 32
Note) 1. NC (Pin 40) must be connected to VDD.
2. Vss (Pins 10 and 42) must be connected to GND.
3. MP (Pin 43) must be connected to GND.
4. Cap (Pin 20 ) must be connected to CVSS via a capacitor.
5. Rex (Pin 21) must be connected to CVDD via a resistor of 33kΩ.
–4–
CXP85632/85640
Pin Functions
I/O
Pin name
Functions
PA0/AN0
to
PA5/AN5
I/O/Analog input
PA6/VSYNC
I/O/Input
PA7/HSYNC
I/O/Input
PB0 to PB6
I/O
PB7/INT1
I/O/Input
PC0 to PC7
I/O
PD0/INT2
I/O/Input
PD1/SCK
I/O/I/O
PD2/SO
I/O/Output
PD3/SI
I/O/Input
PD4/HS0
I/O/Input
PD5/HS1
I/O/Input
PD6/RMC
I/O/Input
Remote control receiver circuit input.
PD7/EC
I/O/Input
External event input for timer/counter.
PE0/TO
I/O/Output
PE1
I/O
PE2/INT0
I/O/Input
PF0/PWM0
to
PF3/PWM3
Output/Output
PF4/SCL0
PF5/SCL1
Output/I/O
PF6/SDA0
PF7/SDA1
Output/I/O
R, G, B, I, YS, YM
Output
(Port A)
8-bit I/O port. I/O
can be set in a unit
of single bits.
(8 pins)
Analog inputs to A/D converter. (6 pins)
OSD display vertical sync signal input.
OSD display horizontal sync signal input.
(Port B)
8-bit I/O port. I/O can be set in a unit of single bits.
(8 pins)
Input for external interruption request. Active at
the falling edge.
(Port C)
8-bit I/O port. I/O can be set in a unit of single bits. (8 pins)
Input for external interruption request. Active at
the falling edge.
(Port D)
8-bit I/O port. I/O
can be set in a unit
of single bits.
Capable of driving
12mA sync current.
(8 pins)
(Port E)
3-bit I/O port. I/O
can be set in a unit
of single bits.
(3 pins)
(Port F)
8-bit output port
with large current
(12mA) N-ch open
drain output.
Lower 4 bits are
12V drive and upper
4 bits are 5V drive.
Serial clock I/O.
Serial data output.
Serial data input.
HSYNC counter (CH0) input.
HSYNC counter (CH1) input.
Rectangular wave output for timer/counter.
Input for external interruption request.
Active at the falling edge.
8-bit PWM outputs.
(4 pins)
Transfer clock I/O for I2C bus interface. (2 pins)
Transfer data I/O for I2C bus interface. (2 pins)
OSD display 6-bit outputs. (6 pins)
–5–
CXP85632/85640
Pin name
I/O
EXLC
Input
XLC
Output
VIN
Input
Functions
OSD display clock oscillation I/O.
Oscillator frequency is determined by external L and C.
Input of external composite video signal. Input a 2Vp-p signal via a
capacitor.
Cap
—
Capacitor connection for the data slicer. Connect a capacitor between
Cap and CVSS.
Rex
—
Resistor connection for the data slicer. Connect a 33kΩ resistor
between Rex and CVDD.
CVDD
Positive power supply for data slicer.
CVSS
GND for data slicer.
EXTAL
Input
XTAL
Output
RST
I/O
Low level active system reset. This pin acts as I/O pin and outputs low
level through incorporated power-on reset function when the power
turned on. (Mask option)
MP
Input
Test mode input. Must be connected to GND.
System clock oscillator crystal connection. When using an external
clock, input to EXTAL pin and leave XTAL pin open.
NC
Not connected.
Under normal conditions, connect to VDD.
VDD
Positive power supply.
Vss
GND. Connect two VSS pins to GND.
–6–
CXP85632/85640
I/O Circuit Format for Pins
Pin
Circuit format
When reset
Port A
AA
AA
Port A data
Port A direction
PA0/AN0
to
PA5/AN5
Input
protection
circuit
IP
“0” when reset
Data bus
Hi-Z
RD (Port A)
Port A function selection
“0” when reset
A/D converter
Input multiplexer
6 pins
Port A
Port A data
A
Port A direction
IP
PA6/VSYNC
PA7/HSYNC
Hi-Z
Data bus
RD (Port A)
Schmitt input
VSYNC, HSYNC
Input polarity
2 pins
"0" when reset
Port B
Port C
AA
AA
Port B, C data
PB0 to PB6
PB7/INT1
PC0 to PC7
Port B, C direction
IP
“0” when reset
Data bus
RD (Port B, C)
INT1
16 pins
–7–
Schmitt input
Hi-Z
CXP85632/85640
Pin
Circuit format
When reset
Port D
Port D data
PD0/INT2
PD3/SI
PD4/HS0
PD5/HS1
PD6/RMC
PD7/EC
Port D direction
“0” when reset
AA
AA
∗
IP
Hi-Z
Schmitt input
Data bus
RD (Port D)
6 pins
INT2, SI, HS0, HS1, RMC, EC
∗ Large current 12mA
Port D
SCK, SO
Serial output enable
A
Port D data
PD1/SCK
PD2/SO
∗
Port D direction
“0” when reset
IP
Hi-Z
Schmitt input
Data bus
RD (Port D)
SCK only
∗ Large current 12mA
2 pins
Port E
TO
Port E function selection
“1” when reset
PE0/TO
PE1
PE2/INT0
Port E data
AA
“1” when reset for PE0, 1
Port E direction
IP
“1” when reset for PE0, 1
“0” when reset for PE2
Schmitt input
only for PE2
Data bus
3 pins
RD (Port E)
INT0
–8–
PE0, PE1:
High
PE2: Hi-Z
CXP85632/85640
Pin
Circuit format
Port F
When reset
PWM0 to PWM3
PF0/PWM0
to
PF3/PWM3
Port F selection
“0” when reset
Port F data
“1” when reset
Hi-Z
∗
∗ 12V drive voltage
Large current 12mA
4 pins
AA
AA
Port F
SCL, SDA
I2C output enable
PF4/SCL0
PF5/SCL1
PF6/SDA0
PF7/SDA1
AAAAA
∗
AA
Port F data
“1” when reset
SCL, SDA
(I2C circuit)
Hi-Z
IP
Schmitt input
BUS SW
To internal I2C pins
(To SCL1 for SCL0)
∗ Large current 12mA
4 pins
R
G
B
I
YS
YM
6 pins
EXLC
XLC
2 pins
AAAA
AAAA
AA
A
AA
A
AA
AA
AA AA
AA
AA
R, G, B, I, YS, YM
Output polarity
“0” when reset
Output becomes active
by data writing to output
polarity register.
EXLC
XLC
IP
IP
–9–
Hi-Z
Oscillator control
Oscillation
halted
OSD display clock
CXP85632/85640
Pin
EXTAL
XTAL
Circuit format
AA
AA
AA
AA
AA
AA
EXTAL
When reset
• Diagram indicates equivalent
circuit during oscillation.
IP
• Feedback resistor is disconnected
during STOP.
(This device does not enter in the
STOP mode.)
Oscillation
XTAL
2 pins
AA
Pull-up resistor
Mask option
RST
1 pin
Schmitt input
OP
Low level
From power-on reset circuit
(Mask option)
– 10 –
CXP85632/85640
Absolute Maximum Ratings
(Vss = 0V reference)
Item
Symbol
Ratings
Unit
V
Remarks
Supply voltage
VDD
Input voltage
VIN
–0.3 to +7.0
–0.3 to +7.0∗1
Output voltage
VOUT
–0.3 to +7.0∗1
V
Medium voltage tolerance output voltage
VOUTP
–0.3 to +15.0
V
High level output current
IOH
–5
mA
High level total output current
ΣIOH
–50
mA
Total of all output pins
IOL
15
mA
Excludes large current output
port (value per pin)
IOLC
20
mA
Large current output port
(value per pin∗2)
Low level total output current
ΣIOL
100
mA
Total of all output pins
Operating temperature
Topr
–20 to +75
°C
Storage temperature
Tstg
–55 to +150
°C
Allowable power dissipation
PD
1000
mW
SDIP
600
mW
QFP
V
Low level output current
PF0 to PF3 pins
∗1 VIN and VOUT should not exceed VDD + 0.3V.
∗2 The large current output port is Port D (PD) and Port F (PF).
Note) Usage exceeding absolute maximum ratings may permanently impair the LSI. Normal operation should
better take place under the recommended operating conditions. Exceeding those conditions may
adversely affect the reliability of the LSI.
Recommended Operating Conditions
Item
Supply voltage
Data slicer supply
voltage
High level
input voltage
Low level
input voltage
Operating temperature
∗1
∗2
∗3
∗4
∗5
Symbol
(Vss = 0V reference)
Min.
Max.
Unit
4.5
5.5
V
Guaranteed operation range for 1/2 or 1/4
frequency dividing mode
3.5
5.5
V
Guaranteed operation range for 1/16
frequency dividing or SLEEP mode
2.5
5.5
V
Guaranteed data hold range for STOP mode∗1
4.5
5.5
V
∗5
VIH
0.7VDD
VDD
V
∗2
VIHS
0.8VDD
VDD
V
∗3
VIHEX
VDD – 0.4
VDD + 0.3
V
VIL
0
0.3VDD
V
EXTAL pin∗4
∗2
VILS
0
0.2VDD
V
∗3
VILEX
–0.3
0.4
V
EXTAL pin∗4
Topr
–20
+75
°C
VDD
CVDD
Remarks
This device does not enter in the STOP mode.
PA, PB, PC, PE0, PE1, SCL0, SCL1, SDA0, SDA1 pins.
INT2, SCK, SO, SI, HS0, HS1, RMC, EC, INT1, HSYNC, VSYNC, RST pins.
Specifies only during external clock input.
CVDD and VDD should be set to the same voltage.
– 11 –
CXP85632/85640
DC Characteristics
Item
High level
output voltage
Low level
output voltage
(Ta = –20 to +75°C, Vss = 0V reference)
Symbol
Pin
Condition
Min.
VOH
PA to PD, PE, R, G,
B, I, YS, YM
VDD = 4.5V, IOH = –0.5mA
4.0
V
VDD = 4.5V, IOH = –1.2mA
3.5
V
PA to PD, PE, R, G,
B, I, YS, YM,
PF0 to PF3, RST∗1
VDD = 4.5V, IOL = 1.8mA
0.4
V
VDD = 4.5V, IOL = 3.6mA
0.6
V
PD, PF
VDD = 4.5V, IOL = 12.0mA
1.5
V
PF4 to PF7
(SCL0, SCL1,
SDA0, SDA1)
VDD = 4.5V, IOL = 3.0mA
0.4
V
VDD = 4.5V, IOL = 4.0mA
0.6
V
VOL
IIHE
Input current
EXTAL
IIHL
Typ.
Max.
Unit
VDD = 5.5V, VIH = 5.5V
0.5
40
µA
VDD = 5.5V, VIL = 0.4V
–0.5
–40
µA
–1.5
–400
µA
IILR
RST∗2
VDD = 5.5V, VIL = 0.4V
I/O leakage current
IIZ
PA to PE, HSYNC,
VSYNC, R, G, B, I,
YS, YM, RST∗2
VDD = 5.5V,
VI = 0, 5.5V
±10
µA
Open drain output
leak current
(N-ch Tr off case)
PF0 to PF3
VDD = 5.5V, VOH = 12.0V
50
µA
ILOH
PF4 to PF7
VDD = 5.5V, VOH = 5.5V
10
µA
I2C bus switch
connection impedance
(Output Tr off case)
RBS
SCL0: SCL1
SDA0: SDA1
VDD = 4.5V
VSCL0 = VSCL1 = 2.25V
VSDA0 = VSDA1 = 2.25V
120
Ω
18
30
mA
0.9
3
mA
—
—
—
µA
—
5.0
10.0
mA
10
20
pF
1/2 frequency dividing mode
VDD = 5.5V
12MHz crystal oscillation
(C1 = C2 = 15pF)
IDD
Supply current
IDDSL
VDD∗3
IDDST
Input capacitance
SLEEP mode
VDD = 5.5V,
12MHz crystal oscillation
(C1 = C2 = 15pF)
STOP mode∗4
VDD = 5.5V,
termination of 12MHz
oscillation
ICVDD
CVDD
CIN
PA to PE, SCL, SDA, 1MHz clock
EXLC, EXTAL, VIN, 0V for all pins excluding
measured pins
RST
VDD = 5.5V
∗1 RST pin is specified only when the power-on reset circuit is selected with mask option.
∗2 In RST pin, the input current is specified when the pull-up resistor is selected; the leakage current when no
resistor is selected.
∗3 When all pins are open. Specifies only when the OSD oscillation stops.
∗4 This device does not enter in the STOP mode.
– 12 –
CXP85632/85640
AC Characteristics
(1) Clock timing
(Ta = –20 to +75°C, VDD = 4.5 to 5.5V, Vss = 0V reference)
Item
System
Pin
Condition
Min.
System clock frequency
fC
XTAL
EXTAL
Fig. 1, Fig. 2
System clock input
pulse width
tXL,
tXH
EXTAL
Fig. 1, Fig. 2
External clock drive
System clock
rise and fall times
tCR,
tCF
tEH,
tEL
tER,
tEF
EXTAL
Fig 1, Fig 2
External clock drive
EC
Fig. 3
EC
Fig. 3
Event counter input
clock pulse widtth
Event counter input clock
rise and fall times
∗1
Typ.
Max.
12.0
Unit
MHz
ns
37.5
200
tsys∗1 + 50
ns
ns
20
ms
tsys indicates three values according to the contents of the clock control register (CLC: 00FEH) upper
2 bits. (CPU clock selection)
tsys (ns) = 2000/fc (Upper 2 bits = “00”), 4000/fc (Upper 2 bits = "01"), 16000/fc (Upper 2 bits = "11")
Fig. 1. Clock timing
1/fc
VDD – 0.4V
EXTAL
0.4V
tXH
tCF
Fig. 2. Clock applied condition
AAAA
AAAA
AAAA
External clock
EXTAL
XTAL
C1
tCR
AAAA
AAAA
AAAA
Crystal oscillator
Ceramic oscillator
EXTAL
tXL
C2
XTAL
OPEN
Fig. 3. Event count clock timing
0.8VDD
EC
0.2VDD
tEH
tEF
– 13 –
tEL
tER
CXP85632/85640
(2) Serial transfer
Item
(Ta = –20 to +75°C, VDD = 4.5 to 5.5V, Vss = 0V reference)
System
Pin
tKCY
SCK
SCK
high and low level widths
tKH
tKL
SCK
SI input set-up time
(for SCK↑)
tSIK
SI
SI input hold time
(for SCK↑)
tKSI
SI
SCK ↓ → SO delay time
tKSO
SO
SCK cycle time
Condition
Min.
Input mode
Max.
1000
ns
8000/fc
ns
400
ns
4000/fc – 50
ns
SCK input mode
100
ns
SCK output mode
200
ns
SCK input mode
200
ns
SCK output mode
100
ns
Output mode
SCK input mode
SCK output mode
SCK input mode
200
ns
SCK output mode
100
ns
Note) The load condition for the SCK output mode, SO output delay time is 50pF + 1TTL.
Fig. 4. Serial transfer timing
tKCY
tKL
tKH
0.8VDD
SCK
0.2VDD
tSIK
tKSI
0.8VDD
SI
Unit
Input data
0.2VDD
tKSO
0.8VDD
SO
Output data
0.2VDD
– 14 –
CXP85632/85640
(3) A/D converter characteristics
Item
Symbol
(Ta = –20 to +75°C, VDD = 4.5 to 5.5V, Vss = 0V reference)
Max.
Unit
Resolution
8
Bits
Linearity error
±1
LSB
Zero transition
voltage
VZT∗1
Full-scale transition
voltage
VFT∗2
Conversion time
Sampling time
tCONV
tSAMP
Analog input voltage
VIAN
Pin
Condition
Min.
Ta = 25°C
VDD = 5.0V
Vss = 0V
Typ.
–50
10
70
mV
4910
4970
5030
mV
160/fADC∗3
12/fADC∗3
AN0 to AN5
0
µs
µs
VDD
V
Fig. 5. Definitions for A/D converter terms
Digital conversion value
FFH
FEH
∗1 VZT: Digital conversion values change between 00H←→01H.
∗2 VFT: Digital conversion values change between 0EH←→0FH.
∗3 fADC indicates the below values due to the bit 6 (CKS) of
A/D control registor (ADC: 00F9H) and the bit 7 (PCK1) and
bit 6 (PCK0) of clock control registor (CLC: 00FEH)
Linearity error
01H
00H
CKS
0 (φ/2 selection)
1 (φ selection)
00 (φ = fEX/2)
fADC = fC/2
fADC = fC
01 (φ = fEX/4)
fADC = fC/4
fADC = fC/2
11 (φ = fEX/16)
fADC = fC/16
fADC = fC/8
PCK1, 0
VZT
VFT
Analog input
– 15 –
CXP85632/85640
(4) Interrupt, reset input
(Ta = –20 to +75°C, VDD = 4.5 to 5.5V, Vss = 0V reference)
Item
Symbol
Pin
Condition
Min.
Max.
Unit
External interrupt
high and low level widths
tIH
tIL
INT0
INT1
INT2
1
µs
Reset input low level width
tRSL
RST
32/fc
µs
Fig. 6. Interrupt input timing
tIH
INT0
INT1
INT2
(falling edge)
tIL
0.8VDD
0.2VDD
Fig. 7. RST input timing
tRSL
RST
0.2VDD
(5) Power-on reset∗1
(Ta = –20 to +75°C, Vss = 0V reference)
Item
Symbol
Power supply rise time
Power supply cutt-off time
tR
tOFF
Pin
VDD
Condition
Power-on reset
Repeated power-on reset
Min.
Max.
Unit
0.05
50
ms
1
ms
∗1 Specified only when power-on reset function is selected.
Fig. 8. Power-on reset
VDD
4.5V
0.2V
0.2V
tR
tOFF
Take care when turning on power.
– 16 –
CXP85632/85640
(6) I2C bus timing
(Ta = –20 to +75°C, VDD = 4.5 to 5.5V, Vss = 0V reference)
Item
Symbol
Pin
Condition
Min.
Max.
Unit
0
100
kHz
SCL clock frequency
fSLC
SCL
Bus-free time before starting transfer
tBUF
tHD; STA
tLOW
tHIGH
tSU; STA
tHD; DAT
tSU; DAT
tR
tF
tSU; STO
SDA, SCL
4.7
µs
SDA, SCL
4.0
µs
SCL
4.7
µs
SCL
4.0
µs
SDA, SCL
µs
SDA, SCL
4.7
0∗1
SDA, SCL
250
ns
Hold time for starting transfer
Clock low level width
Clock high level width
Set-up time for repeated transfers
Data hold time
Data set-up time
SDA, SCL rise time
SDA, SCL fall time
Set-up time for transfer completion
µs
SDA, SCL
1
µs
SDA, SCL
300
ns
SDA, SCL
4.7
µs
∗1 For data hold time, the SCL rise time is not taken into account so that 300ns must be exceeded.
Fig. 9. I2C bus transfer data timing
SDA
tBUF
tR
tF
tHD; STA
SCL
tHD; STA
tSU; STA
P
S
tLOW
tHD; DAT
tHIGH
St
tSU; DAT
tSU; STO
P
Fig. 10. I2C device recommended circuit
I2C
device
RS
I2C
device
RS RS
R S RP
RP
SDA0
(or SDA1)
SCL0
(or SCL1)
• A pull-up resistor must be connected to SDA0 (or SDA1), and SCL0 (or SCL1).
• The SDA0 (or SDA1) and SCL0 (or SCL1) series resistance (Rs = 300Ω or less) can be used to reduce spike
noise caused by CRT flashover.
– 17 –
CXP85632/85640
(7) OSD (On Screen Display) timing
Item
(Ta = –20 to +75°C, VDD = 4.5 to 5.5V, Vss = 0V reference)
Pin
Symbol
Condiiton
Min.
Max.
Unit
16.5
MHz
OSD clock frequency
fOSC
EXLC
XLC
Fig. 12
4
HSYNC pulse width
tHWD
HSYNC
Fig. 11
1.2
HSYNC after-write
rise and fall times
tHCG
HSYNC
Fig. 11
200
ns
VSYNC before-write
rise and fall times
tVCG
VSYNC
Fig. 11
1.0
µs
µs
Fig. 11. OSD timing
tHCG
tHWD
HSYNC
For OPOL register (01FDH)
bit 7 at “0”
0.8VDD
0.2VDD
tVCG
VSYNC
For OPOL register (01FDH)
bit 6 at “0”
0.8VDD
0.2VDD
Fig. 12. LC oscillator circuit connection
EXLC
XLC
R∗1
L
C1
C2
∗1 The XLC series resistor can reduce the occurrence of undersired radiation.
– 18 –
CXP85632/85640
(8) Data slicer external circuit
Item
(Ta = –20 to +75°C, VDD = 4.5 to 5.5V, Vss = 0V reference)
Symbol
Pin
Min.
Typ.
Max.
Unit
Remarks
VIN pin coupling capacitor
CVIN
VIN
0.47
µF
B or more of temperature
characteristics is
recommended.
Cap pin capacitor
Ccap
Cap
4700
pF
B or more of temperature
characteristics is
recommended.
Rex pin pull-up resistor
Rrex
Rex
33
kΩ
Composite video signal input Video In VIN
2.0
Vp-p
Fig. 13. Data slicer external recommeded circuit
5.0V
CVDD
Rrex
Rex
CVIN
R1
VIN
Video In
R2
C1
Cap
Ccap
CVss
[Recommended Constant]
R1 = 100Ω (error: 5%; allowable power dissipation: 1/8 W or more)
R2 = 1MΩ (error: 5%; allowable power dissipation: 1/8 W or more)
C1 = 820pF (ceramic), B or more of temperature characteristics is recommended.
– 19 –
CXP85632/85640
Supplement
Fig. 14. SPC700 Series recommended oscillation circuit
AAAA
AAAA
AAAA
(i)
EXTAL
XTAL
Rd
C1
Manufacturer
C2
Model
fc (MHz)
C1 (pF)
C2 (pF)
Rd (Ω)
Circuit
example
RIVER ELETEC
CO., LTD.
HC-49/U03
12.0
5
5
0∗1
(i)
KINSEKI LTD.
HC-19/U (-S)
12.0
15
15
0∗1
(i)
∗1 The XTAL series resistor can reduce the effect of electrostatic discharge noise.
Mask Option Table
Item
Inclusion
Reset pin pull-up resistor
Non-existent
Existent
Power-on reset circuit
Non-existent
Existent
– 20 –
CXP85632/85640
Fig. 15. Characteristics curves
IDD vs. VDD
IDD vs. fc
(fc = 12MHz, Ta = 25°C, Typical)
(VDD = 5V, Ta = 25°C, Typical)
100
50
1 frequency
2 dividing mode
45
1 frequency
4 dividing mode
1 frequency
2 dividing mode
40
35
IDD – Supply current [mA]
IDD – Supply current [mA]
10
1 frequency
16 dividing mode
1
30
25
20
1 frequency
4 dividing mode
SLEEP mode
15
1 frequency
16 dividing mode
10
5
2
3
4
5
0
6
VDD – Supply voltage [V]
4
8
12
fc – System clock [MHz]
Parameter curve for OSD oscillation L vs. C
(theoretically calculated value)
100
L – Inductance [µH]
0.1
SLEEP mode
10
10MHz
12MHz
14MHz
16MHz
fOSC =
0
1
2π
LC
C = C1 // C2
50
C1, C2 – Capacitance [pF]
– 21 –
100
16
CXP85632/85640
Unit: mm
+ 0.1
0.05
0.25 –
64PIN SDIP (PLASTIC) 750mil
+ 0.4
57.6 – 0.1
64
19.05
+ 0.3
17.1 – 0.1
33
1
0° to 15°
32
3 MIN
0.5 MIN
+ 0.4
4.75 – 0.1
1.778
0.5 ± 0.1
0.9 ± 0.15
PACKAGE STRUCTURE
MOLDING COMPOUND
EPOXY / PHENOL RESIN
SONY CODE
SDIP-64P-01
LEAD TREATMENT
SOLDER PLATING
EIAJ CODE
SDIP064-P-0750-A
LEAD MATERIAL
42 ALLOY
PACKAGE WEIGHT
8.6g
JEDEC CODE
64PIN QFP(PLASTIC)
23.9 ± 0.4
+ 0.4
20.0 – 0.1
+ 0.1
0.15 – 0.05
51
0.15
32
64
20
1
16.3
52
17.9 ± 0.4
33
+ 0.4
14.0 – 0.1
+ 0.2
0.1 – 0.05
19
+ 0.35
2.75 – 0.15
+ 0.15
0.4 – 0.1
1.0
0.8 ± 0.2
Package Outline
± 0.12 M
PACKAGE STRUCTURE
PACKAGE MATERIAL
EPOXY RESIN
SONY CODE
QFP–64P–L01
LEAD TREATMENT
EIAJ CODE
∗ QFP064–P–1420
LEAD MATERIAL
SOLDER/PALLADIUM
PLATING
COPPER /42 ALLOY
PACKAGE WEIGHT
1.5g
JEDEC CODE
– 22 –