Pioneer XD-DV350 Service Manual page 102

1
QQ
3 7 63 1515 0
S-93C46BD01-J8T1 (W51 DVDMAIN ASSY : IC5503)
• Serial EEPROM
A
Pin Arrangement (Top view)
CS 1
SK 2
DI 3
DO 4
B
Pin Function
C
No. Pin Name
1 CS
2 SK
3 DI
TE
L 13942296513
4 DO
5 GND
6 TEST
7 NC
8 VCC
D
E
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F
102
1
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2
8 VCC
7
NC
6
TEST
5 GND
I/O
I Chip select input
I
Serial clock input
I
Serial data input
O Serial data output
−
Ground
−
Test (Connect to GND or VCC.)
−
Non connection
−
Power supply
x ao
y
. i
2
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3
8
Block Diagram
Memory
Array
Data Register
DI 3
Mode Decode
Logic
CS 1
Clock Pulse
Monitor Circuit
Clock
SK 2
Generation
Circuit
Pin Function
Q Q
3 6 7 1 3
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.
XV-DV350
3
4
2 9 9 4 2 8
VCC
8
Address
Decoder
GND
5
Output
DO
4
Buffer
Voltage
Detector
1 5 0 5 8 2 9 9 4
m
co
4
9 9
2 8 9 9