BR24C04FV-W - Rohm

BR24C04FV-W I2C BUS compatible serial EEPROM

Pin name A0, A1, A2 SCL SDA WP VCC GND Function Slave address setting pin Serial data clock Serial data input / output Write protect pin Power supply Ground A0 1 7bits 1kbits EEPROM ARRAY 8bits 8 VCC ∗ A1 2 ADDRESS DECODER 7bits SLAVE · WORD ADDRESS REGISTER DATA REGISTER 7 WP START STOP ∗ An open drain output requires a pull-up resistor. .

Features

1) 128×8bits (1k) serial EEPROM. (BR24C01A-W / AF-W / AFJ-W / AFV-W) 256×8bits (2k) serial EEPROM. (BR24C02-W / F-W / FJ-W / FV-W) 512×8bits (4k) serial EEPROM. (BR24C04-W / F-W / FJ-W / FV-W) 2) Two wire serial interface. 3) Operating voltage range : 2.7V∼5.5V 4) Low current consumption Active (at 5V) : 1.5mA (Typ.) Standby (at 5V) : 0.1µA (Typ.) 5) Auto erase and auto complete functions can be used during write operations. 6) Page write function. BR24C01A-W / AF-W / AFJ-W / AFV-W : 8 bytes BR24C02-W / F-W / FJ-W / FV-W : 8 bytes BR24C04-W / F-W / FJ-W / FV-W : 16 bytes 7) DATA security Writ.