4-channel I2C-bus multiplexer
PCA9544A 4-channel I2C-bus multiplexer with interrupt logic Rev. 5 — 23 April 2014 Product data sheet 1. General description The PCA9544A 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. Only one SCx/SDx channel is selected at a time, determine...
NXP