PI4MSD5V9544A Datasheet (Pericom Semiconductor) - 4 Channel I2C bus Multiplexer

PI4MSD5V9544A, 4 Channel I2C bus Multiplexer

Description The PI4MSD5V9544A is a 1-of-4 bidirectional translating multiplexer, controlled via the I2C bus.

The SCL/SDA upstream pair fans out to four SCx/SDx downstream pairs, or channels.

Pin Configuration TSSOP20 Pin No Pin Name Type Description 1 A0 Input address input 0 2 A1 Input addre

PI4MSD5V9544A Features

* 1-of-4 bidirectional translating multiplexer

* I2C-bus interface logic;

* Operating power supply voltage :1.65 V to 5.5 V

* Allows voltage level translation between 1.2V, 1.8V,2.5 V, 3.3 V and 5 V buses

* Low standby current

* Low Ron switches

* Channel selection via I2