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TCA9546A
SCPS205B – APRIL 2014 – REVISED NOVEMBER 2019
TCA9546A Low
Voltage 4-Channel I2C and SMBus Switch with Reset Function
1 Features
•1 1-of-4 Bidirectional translating switches • I2C Bus and SMBus compatible • Active-low reset input • Three address pins, allowing up to eight
TCA9546A devices on the I2C bus • Channel selection via I2C Bus, in any combination • Power-up with all switch channels deselected • Low RON switches • Allows
voltage-level translation between
1.
8-V, 2.
5-V, 3.
3-V, and 5-V buses • No glitch on power-up • Supports hot insertion • Low standby current • Operating power-supply voltag...