JVC XV-521BK - Description of Major Ics

XV-521BK/523GD/525BK/421BK
1-16
AK93C45AF-W (IC791) : CMOS EEPROM
AK93C45AF
1
2
3
4
8
7
6
5
NC
YCC
CS
SK
NC
GND
DO
DI
1.Pin Layout
Symbol
CS
SK
DI
DO
Vcc
GND
NC
Function
Chip Select
Serial Clock Input
Serial Data Input
Serial Data Output
Power Supply
Ground
Non connection
2.Pin Functions
EEPROM
1024bit
64 X 16
R/W AMPS
AND
AUTO ERASE
16
16
DATA
REGISTER
ADD.
BUFFERS
DECODER
VPP SW
VPP
GENERATOR
VREF
INSTRUCTION
DECODE.
CONTROL
AND
CLOCK
GENERATION
INSTRUCTION
REGISTER
DI
CS
SK
DO
3.Block Diagram
Description of major ICs