BR24E08F 查看數據表（PDF） - ROHM Semiconductor

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BR24E08F

I2C BUS compatible serial EEPROM

ROHM Semiconductor 

Memory Ics

BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV / BR24C16/ BR24C16F /

BR24C16FJ / BR24C16FV / BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV

zBlock diagram

BR24C08 / F / FJ / FV

A0 1

A1 2

A2 3

GND 4

8kbits EEPROM ARRAY

10bits

ADDRESS

SLAVE· WORD

DECODER 10bits ADDRESS REGISTER

8bits

DATA

REGISTER

START

STOP

CONTROL LOGIC

ACK

HIGH VOLTAGE GEN.

VCC LEVEL DETECT

8 VCC

7 WP

6 SCL

5 SDA

Pin name I / O

Function

VCC

− Power supply

GND

− Ground (0V)

A0, A1

− Out of use. Please connect to GND.

A2

I Slave address set

SCL

I Serial clock input

SDA

Slave and word address,

I / O serial data input, serial data output ∗

WP

I Wite protect pin

∗An open drain output requires a pull-up resistor.

BR24C16 / F / FJ / FV

A0 1

A1 2

A2 3

GND 4

16kbits EEPROM ARRAY

11bits

ADDRESS

SLAVE· WORD

DECODER 11bits ADDRESS REGISTER

8bits

DATA

REGISTER

START

STOP

CONTROL LOGIC

ACK

HIGH VOLTAGE GEN.

VCC LEVEL DETECT

8 VCC

7 WP

6 SCL

5 SDA

Pin name I / O

Function

VCC

− Power supply

GND

− Ground (0V)

A0, A1, A2 I Out of use. Please connect to GND.

SCL

SDA

I Serial clock input

Slave and word address,

I / O serial data input, serial data output

∗

WP

I Wite protect pin

∗An open drain output requires a pull-up resistor.

BR24E16 / F / FJ / FV

A0 1

A1 2

A2 3

GND 4

16kbits EEPROM ARRAY

11bits

ADDRESS

SLAVE· WORD

DECODER 11bits ADDRESS REGISTER

8bits

DATA

REGISTER

START

STOP

CONTROL LOGIC

ACK

HIGH VOLTAGE GEN.

VCC LEVEL DETECT

8 VCC

Pin name I / O

Function

7 WP

VCC

GND

− Power supply

− Ground (0V)

6 SCL

A0, A1, A2 I Slave address set

SCL

I Serial clock input

5 SDA

SDA

WP

Slave and word address,

I / O serial data input, serial data output

∗

I Wite protect pin

∗An open drain output requires a pull-up resistor.

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