2-to-1 I2C-bus master selector with interrupt logic and reset

PCA9541A 1. General description The PCA9541A is a 2-to-1 I2C-bus master selector designed for high reliability dual master I2C-bus

2-channel I2C-bus multiplexer and interrupt logic

PCA9542A 1. General description The PCA9542A is a 1-of-2 bidirectional translating multiplexer, controlled via the I2C-bus. The SCL/SDA upstream pair

4-channel I2C-bus multiplexer with interrupt logic

PCA9544A 1. General description The PCA9544A is a 1-of-4 bidirectional translating multiplexer, controlled via the I2C-bus. The SCL/SDA upstream

4-channel I2C-bus switch with interrupt logic and reset

PCA9545A/45B/45C 1. General description The PCA9545A/45B/45C is a quad bidirectional translating switch controlled via the I2C-bus. The SCL/SDA

4-channel I2C-bus switch with reset

PCA9546A 1. General description The PCA9546A is a quad bidirectional translating switch controlled via the I2C-bus. The SCL/SDA upstream pair fans out to four

8-channel I2C-bus switch with reset

The PCA9548A is an octal bidirectional translating switch controlled via the I2C-bus. The SCL/SDA upstream pair fans out to eight downstream pairs, or channels. Any individual SCx/SDx channel

8-bit I2C-bus LED driver with programmable blink rates

PCA9551 1. General description The PCA9551 LED blinker blinks LEDs in I2C-bus and SMBus applications where it is necessary to limit bus traffic

16-bit I2C-bus LED driver with programmable blink rates

PCA9552 1. General description The PCA9552 LED blinker blinks LEDs in I2C-bus and SMBus applications where it is necessary to limit bus traffic

4-bit I2C-bus LED driver with programmable blink rates

PCA9553 1. General description The PCA9553 LED blinker blinks LEDs in I2C-bus and SMBus applications where it is necessary to limit bus traffic

Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up

PCA9554B; PCA9554C 1. General description The PCA9554B and PCA9554C are low-voltage 8-bit General Purpose Input