TCA9548A
TCA9548A is Low-Voltage 8-Channel I2C Switch manufactured by Texas Instruments.
SCPS207H
- MAY 2012
- REVISED SEPTEMBER 2024
TCA9548A Low-Voltage 8-Channel I2C Switch with Reset
1 Features
- 1-to-8 Bidirectional translating switches
- I2C Bus and SMBus patible
- Active-low reset input
- Three address pins, allowing up to eight
TCA9548A devices on the I2C bus
- Channel selection through an I2C Bus, in any bination
- Power up with all switch channels deselected
- Low RON switches
- Allows voltage-level translation between 1.8V,
2.5V, 3.3V, and 5V buses
- No glitch on power up
- Supports hot insertion
- Low standby current
- Operating power-supply voltage range of
1.65V to 5.5V
- 5-V Tolerant inputs
- 0 to 400kHz Clock frequency
- Latch-up performance...
