PCA9509 Datasheet - NXP

Datasheet Details

Part number:

PCA9509

Manufacturer:

File Size:

301.61 KB

Description:

Level translating i2c-bus/smbus repeater.

PCA9509, Level translating I2C-bus/SMBus repeater

PCA9509 Features

* Bidirectional buffer isolates capacitance and allows 400 pF on port B of the device

* Voltage level translation from port A (1.35 V to VCC(B)  1.0 V) to port B (3.0 V to 5.5 V)

* Requires no external pull-up resistors on lower voltage port A

* Active HIGH repeater enable input

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