BR24C01AF-W ROHM Electronics, BR24C01AF-W Datasheet - Page 2

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BR24C01AF-W

Manufacturer Part Number
BR24C01AF-W
Description
EEPROM, Serial-I2C, 1Kbit, 3.3V|5V Supply, -40C to 85C, SOP, 8-Pin
Manufacturer
ROHM Electronics
Datasheet

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Memory ICs
BR24C01A-W / AF-W / AFJ-W / AFV-W
BR24C02-W / F-W / FJ-W / FV-W
BR24C04-W / F-W / FJ-W / FV-W
GND
GND
GND
Recommended operating condetions (Ta = 25 C)
Block daigram
A0
A1
A2
A0
A1
A2
A0
A1
A2
Power supply voltage
Input voltage
1
2
3
4
1
2
3
1
2
3
4
4
Parameter
HIGH VOLTAGE GEN.
HIGH VOLTAGE GEN.
HIGH VOLTAGE GEN.
ADDRESS
DECODER
ADDRESS
ADDRESS
DECODER
DECODER
7bit
8bit
9bit
BR24C01A-W / BR24C01AF-W / BR24C01AFJ-W / BR24C01AFV-W / BR24C021-W / BR24C02F-W /
CONTROL LOGIC
CONTROL LOGIC
CONTROL LOGIC
BR24C02FJ-W / BR24C02FV-W / BR24C04-W / BR24C04F-W / BR24C04FJ-W / BR24C04FV-W
7bit
8bit
9bit
START
START
START
1kbit EEPROM ARRAY
2kbit EEPROM ARRAY
4kbit EEPROM ARRAY
ADDRESS REGISTER
Symbol
ADDRESS REGISTER
ADDRESS REGISTER
V
V
SLAVE WORD
V
SLAVE WORD
SLAVE WORD
V
V
CC
CC
CC
CC
IN
LEVEL DETECT
LEVEL DETECT
LEVEL DETECT
STOP
STOP
STOP
·
·
·
ACK
ACK
ACK
2.7 ~ 5.5 (WRITE)
2.7 ~ 5.5 (READ)
REGISTER
REGISTER
REGISTER
DATA
DATA
DATA
8bit
8bit
8bit
Limits
0 ~ V
CC
8
7
6
5
8
7
6
5
8
7
6
5
V
WP
SCL
SDA
V
WP
SCL
SDA
V
WP
SCL
SDA
CC
CC
CC
Unit
V
V
V
An open drain output requires a pull-up resister.
An open drain output requires a pull-up resister.
Pin descriptions
An open drain output requires a pull-up resister.
A0, A1, A2
A0, A1, A2
Pin name
Pin name
Pin name
A1, A2
GND
GND
GND
SCL
SDA
SCL
SDA
SCL
SDA
WP
V
WP
V
WP
V
A0
CC
CC
CC
Slave address setting pin
Serial data clock
Serial data input / output
Write protect pin
Power supply
Ground
Slave address setting pin
Serial data clock
Serial data input / output
Write protect pin
Power supply
Ground
N.C.
Slave address setting pin
Serial data clock
Serial data input / output
Write protect pin
Power supply
Ground
Function
Function
Function

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