TCA9544A
TCA9544A is Low Voltage 4-Channel I2C and SMBus Multiplexer manufactured by Texas Instruments.
Product Folder
Order Now
Technical Documents
Tools & Software
Support & munity
SCPS209C
- MAY 2014
- REVISED NOVEMBER 2019
TCA9544A Low Voltage 4-Channel I2C and SMBus Multiplexer With Interrupt Logic
1 Features
- 1 1-of-4 Bidirectional Translating Switches
- I2C Bus and SMBus patible
- Four Active-Low Interrupt Inputs
- Active-Low Interrupt Output
- Three Address Pins, Allowing up to Eight
TCA9544A Devices on the I2C Bus
- Channel Selection Via I2C Bus
- 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
-...
