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TXS0102 Datasheet 2-Bit Bidirectional Voltage-Level Translator

Manufacturer: Texas Instruments

General Description

This two-bit non-inverting translator is a bidirectional voltage-level translator and can be used to establish digital switching compatibility between mixed-voltage systems.

It uses two separate configurable powersupply rails, with the A ports supporting operating voltages from 1.65V to 3.6V while it tracks the VCCA supply, and the B ports supporting operating voltages from 2.3V to 5.5V while it tracks the VCCB supply.

This allows the support of both lower and higher logic signal levels while providing bidirectional translation capabilities between any of the 1.8V, 2.5V, 3.3V, and 5V voltage nodes.

Overview

TXS0102 SCES640K – JANUARY 2007 – REVISED AUGUST 2025 TXS0102 2-Bit Bidirectional Voltage-Level Translator for Open-Drain and Push-Pull Applications.

Key Features

  • No direction-control signal needed.
  • Maximum data rates:.
  • 24Mbps (push pull).
  • 2Mbps (open drain).
  • Available in the Texas Instruments NanoStar™ integrated circuit package.
  • 1.65V to 3.6V on A port and 2.3V to 5.5V on B port (VCCA ≤ VCCB).
  • VCC isolation feature: if either VCC input is at GND, both ports are in the High-Impedance state.
  • No power-supply sequencing required: either VCCA or VCCB can be ramped first.
  • Ioff s.