(No.49793)1-33
4.2 BR24C01AFV-W-X (IC1502) : EEPROM
•Pin layout
• Block diagram
• Pin function
*1 An open drain output requires a pull-up resister.
A0 A1 A2 GND
Vcc WP SCL SDA
A0
A1
A2
GND
1
2
3
4
Vcc
WP
SCL
SD
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
Pin name I/O Description
Vcc - Power supply
GND - Ground (0v)
A0,A1,A2 IN Slave address set
SCL IN Serial clock input
SDA IN / OUT Slave and word addressserial data input serial data output *1
WP IN Write protect input
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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