2 Channel I2Cbus Multiplexer with interrupt logic, PI4MSD5V9542 Replace PCA9542.
PI4MSD5V9542
PI4MSD5V9542.pdf
FEATURES
? 1-of-2 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, 1.8 V,
2.5 V, 3.3 V and 5 V buses
? Low standby current
? Low Ron switches
? Channel selection via I2C bus
? Power-up with all multiplexer channels deselected
? Capacitance isolation when channel disabled
? No glitch on power-up
? Supports hot insertion
? 5 V tolerant inputs
? 0 Hz to 400 kHz clock frequency
? ESD protection exceeds 8000 V HBM per JESD22-A114,
and 1000 V CDM per JESD22-C101
? Latch-up testing is done to JEDEC Standard JESD78
which exceeds 100 mA
? Packages offered: SOIC-14W,TSSOP-14L
PIN CONFIGUTION

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