BU9817FV 查看數據表（PDF） - ROHM Semiconductor

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BU9817FV

4-channel temperature sensor IC for PCs with I2C BUS interface

ROHM Semiconductor 

Multimedia ICs

!Circuit operation

Explanation of I2C BUS interface

• Slave address

1

0

0

1

1

1

MSB

• Conforms to I2C BUS standards

Parameter

Symbol Min. Max.

Unit

SCL clock frequency

f SCL

0

400

kHz

Start condition hold time t HD: STA 0.6

—

µs

Start condition setup time t SU: STA 0.6

—

µs

Data setup time

t SU: DAT 100

—

ns

Data hold time

t HD: DAT 0

0.9

µs

Stop condition setup time t SU: STO 0.6

—

µs

(Start conditions)

SCL

SDA

(Data conditions)

t SU: STA

t HD: STA

SCL

SDA

(Stop conditions)

t SU: DAT

t HD: DAT

SCL

SDA

t SU: STO

BU9817FV

1

R/W

LSB

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