
TH-V70R
1-60 (No.21175)
4.33 S-93C66AFJ-X (IC451) : Serial EEPROM
• Pin layout
• Pin function
• Block diagram
Pin No.
Symbol
Function
1
NC
Not connect
2
Vcc
Power supply
3
CS
Chip select input
4
SK
Serial clock input
5
DI
Serial data input
6
DO
Serial data output
7
GND
Ground
8
TEST
TEST pin:Open
NC
Vcc
CS
SK
TEST
GND
DO
DI
1
2
3
4
8
7
6
5
Top view
Memory array
Data register
Mode decode
logic
Clock generator
circuit
Output buffer
Address
decoder
VCC
GND
DO
DI
CS
SK