Datasheet Details
Part number:
PCA9542
Manufacturer:
File Size:
74.20 KB
Description:
2-channel i2c multiplexer and interrupt controller.
PCA9542_PhilipsSemiconductors.pdf
Datasheet Details
Part number:
PCA9542
Manufacturer:
File Size:
74.20 KB
Description:
2-channel i2c multiplexer and interrupt controller.
PCA9542, 2-channel I2C multiplexer and interrupt controller
The PCA9542 is a 1-of-2 bi-directional translating multiplexer, controlled via the I2C bus.
The SCL/SDA upstream pair fans out to two SCx/SDx downstream pairs, or channels.
Only one SCx/SDx channel is selected at a time, determined by the contents of the programmable control register.
Two interrupt
PCA9542 Features
* 1-of-2 bi-directional translating multiplexer
* Channel selection via I2C bus
* Operating supply voltage 2.5 to 3.6 V
* Operating temperature range 0°C to 70°C
* Power-up with all multiplexer channels deselected
* 3 address pins, allowing up to 8 de
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