PCA9546A Overview
The PCA9546A is a quad bidirectional translating switch controlled via the I2C bus. The SCL/SDA upstream pair fans out to four downstream pairs, or channels. Any individual SCn/SDn channel or bination of channels can be selected, determined by the contents of the programmable control register.
PCA9546A Key Features
- 1-of-4 Bidirectional Translating Switches
- I2C Bus and SMBus patible
- Active-Low Reset Input
- Three Address Pins, Allowing up to Eight
- Channel Selection Via I2C Bus, in Any
- Power-up With All Switch Channels Deselected
- Low RON Switches
- Allows Voltage-Level Translation Between
- No Glitch on Power-up
- Supports Hot Insertion
