Pioneer PRO-510HD Service Manual page 55

24LC32A(I)P (SIGNAL ASSY : IC2454)
• 32Kbit CMOS Serial EEPROM
Pin Assignment (Top view)
1 8
A0 VCC
2 7
A1 WP
3 6
A2 SCL
VSS 4 5 SDA
Pin Function
No. Pin Name Pin Function
1 A0
User configurable
2 A1
chip selects
3 A2
4 VSS Ground
5 SDA Serial Address / Data I/O
6 SCL Serial clock
7 WP Write protect input
8 VCC +2.5V to 5.5V power supply
ML6420CS-3 (SIGNAL ASSY : IC7501)
• Video Filter IC
Pin Assignment (Top view)
GNDB 1
VINC 2
GND 3
GNDC 4
VCC 5
VCCC 6
VOUTC 7
VCCB 8
PRO-610HD, PRO-510HD, SD-582HD5, SD-532HD5
Block Diagram
I/O
CONTROL
SCL
6
LOGIC
I/O
SDA
5
VCC
8
VSS
4
Pin Function
No. Pin Name
16 VINB
1
15 VINA
2
14 RANGE
3
13 GNDA
12 GND 4
11 VCCA
5
10 VOUTA
6
9 VOUTB
7
8
9
10 VOUTA
11 VCCA
12 GND
13 GNDA
14 RANGE
15 VINA
16 VINB
A0 A1 A2 WP
1 2 3 7
MEMORY
XDEC
CONTROL
LOGIC
I/O
GNDB Ground for filter B
VINC I Signal input to filter C
GND Power and logic ground
GNDC Ground for filter C
VCC Positive supply for bias circuit
VCCC Power supply voltage for filter C
VOUTC O Output of filter C
VCCB Power supply voltage for filter B
VOUTB O Output of filter B
O Output of filter A
Power supply voltage for filter A
power and logic ground
Ground for filter A
I Input signal range select
I Signal input to filter A
I Signal input to filter B
HV GENERATOR
EEPROM
ARRAY
PAGE LATCHES
YDEC
SENSE AMP
R/W CONTROL
Pin Function
247