Dallas, Tex.—Texas Instruments Inc. has released three 4-bit bidirectional translating (level-shifting) I²C and SMBus multiplexers and switches. The PCA9544A, PCA9545A and PCA9546A support voltage ...
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 ...
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