• Part: TCA9800
  • Description: Level-Translating I2C Bus Buffer/Repeater
  • Manufacturer: Texas Instruments
  • Size: 944.17 KB
TCA9800 Datasheet (PDF) Download
Texas Instruments
TCA9800

Description

The TCA9800 is a dual-channel bidirectional buffer intended for I2C bus and SMBus/PMBus systems.

Key Features

  • 1 Two-channel bidirectional buffer
  • Integrated current source on B-side, requires no external B-side resistors
  • Ultra-low power consumption
  • No static-voltage offset, low VOL
  • Operating supply voltage range of 0.8 V to 3.6 V on A-side
  • Operating supply voltage range of 1.65 V to 3.6 V on B-side
  • Active-high repeater enable input
  • Powered-off high impedance I2C bus pins on A- side
  • Powered-off back-power protection I2C bus pins
  • Support for clock stretching and multiple master arbitration