TCA9543A
TCA9543A is Low Voltage 2-Channel I2C Bus Switch manufactured by Texas Instruments.
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SCPS206B
- MARCH 2014
- REVISED NOVEMBER 2019
TCA9543A Low Voltage 2-Channel I2C Bus Switch With Interrupt Logic And Reset
1 Features
- 1 1-of-2 Bidirectional Translating Switches
- I2C Bus and SMBus patible
- Two active-low interrupt inputs
- Active-low interrupt output
- Active-low reset input
- Two address pins allowing up to four TCA9543A devices on the I2C bus
- Channel selection via I2C bus, in any bination
- 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...
