TH-A9
1-22
INSTRUCTION
REGISTER
INSTRUCTION
DECODE,
CONTROL
AND
CLOCK
GENERATION
ADD.
BUFFERS
DATA
REGISTER
16
R/W AMPS
AND
AUTO ERASE
16
DECODER
EEPROM
4096bit
256 x 16
VPP SW
VREF
VPP
GENERATOR
DO
DI
CS
SK
1
2
3
4
PE
VCC
CS
SK
NC
GND
DO
DI
8
7
6
5
8 pin SOP
Pin No.
Program enable (With built-in pull up resistor)
Power supply
Chip selection
Serial clock input
Serial data input
Serial data output
Ground
No connection
Note : The pull-up resistor of the PE pin is about 2.5 M
Ω
(VCC=5V)
AK93C65AF-X(IC403) : EEPROM
1.Terminal layout
2.Block diagram
3.Pin function
1
2
3
4
5
6
7
8
PE
VCC
CS
SK
DI
DO
GND
NC
Symbol
Function
Discription of major IC's
