1-36
KW-XC828
A0
A1
A2
GND
1
2
3
4
VDD
WPIN
SCL
SDA
8
7
6
5
1kbit EEPROM ARRAY
7bit
ADDRESS
DECODER
SLAVE/WORD
ADDRESS REGISTER
7bit
8bit
DATA
REGISTER
CONTROL LOGIC
HIGH VOLTAGE GEN.
Vcc LEVEL DETECT
ACK
START
STOP
BR24C01AFV-W-X (IC502) : EEPROM
1.Pin layout
2.Block diagram
3.Pin function
A0
A1
A2
GND
VDD
WPIN
SCL
SDA
Pin name
I/O
Function
VDD
GND
A0,A1,A2
SCL
SDA
WPIN
-
-
IN
IN
IN / OUT
IN
*1 An open drain output requires a pull-up resister.
Power supply
Ground (0v)
Slave address set
Serial clock input
Slave and word address,
serial data input, serial data output *1
Write protect input
Description of major ICs