TXB0108

series introduction

# TXB0108 Product Series Introduction

## Overview
The TXB0108 product series is a highly versatile and innovative family of integrated circuits designed to address the critical need for bidirectional voltage-level translation in modern electronic systems. In today's complex electronic landscapes, where different components often operate at varying voltage levels, the TXB0108 serves as a reliable bridge, enabling seamless communication and interaction between these disparate parts.

## Key Features

### Automatic Direction Sensing
One of the standout features of the TXB0108 is its automatic direction-sensing capability. This means that the device can detect the direction of data flow between the two voltage domains (e.g., from a low - voltage to a high - voltage domain or vice versa) without the need for external control signals. This simplifies the design process significantly, as designers no longer have to worry about implementing complex control logic to manage the data flow direction. It also ensures that the translation occurs in real - time, enabling high - speed data transfer with minimal latency.

### Wide Voltage Range Support
The TXB0108 supports a wide range of voltage levels on both its A and B ports. The A port can operate with voltages ranging from 1.2V to 3.6V, while the B port can handle voltages from 1.65V to 5.5V. This wide voltage range compatibility makes it suitable for use in a variety of applications, including those involving different generations of microcontrollers, sensors, and communication interfaces that may have different power supply requirements.

### Low Power Consumption
In an era where power efficiency is of utmost importance, the TXB0108 shines. It is designed with low - power CMOS technology, which results in extremely low quiescent current consumption. This not only helps in reducing the overall power budget of the electronic system but also extends the battery life in portable devices. The low power consumption also means less heat generation, which can improve the reliability and longevity of the device and the surrounding components.

### High - Speed Data Transfer
The TXB0108 is capable of supporting high - speed data transfer rates. It can handle data rates of up to 100 Mbps, making it suitable for applications that require fast and reliable communication, such as high - speed serial interfaces (e.g., SPI, I2C), USB, and other data - intensive protocols. The high - speed performance ensures that data can be transferred quickly and accurately between different voltage domains, without any significant degradation in signal quality.

### ESD Protection
Electrostatic discharge (ESD) is a common threat in electronic systems that can cause permanent damage to components. The TXB0108 is equipped with built - in ESD protection on all its pins. It can withstand ESD events up to ±8 kV (Human Body Model) and ±4 kV (Charged Device Model), providing a high level of protection against electrostatic damage. This makes the device more robust and reliable, especially in environments where ESD is a concern, such as industrial and consumer electronics.

## Applications

### Consumer Electronics
In consumer electronics devices such as smartphones, tablets, and wearables, the TXB0108 plays a crucial role in enabling communication between different components. For example, it can be used to translate the voltage levels between the low - voltage microcontroller and the higher - voltage display driver or the power management unit. This ensures that all the components in the device can work together seamlessly, providing a smooth user experience.

### Industrial Automation
In industrial automation systems, there are often a variety of sensors and actuators that operate at different voltage levels. The TXB0108 can be used to interface these components with the control unit, which may have a different voltage requirement. This allows for efficient data transfer and control between the various parts of the industrial

Images for reference

20-UFDFN

LMK00725PW

20-VFQFN

Datasheets

• TXB0108
• TXB0108
• TXB Type Guide(2)

Partlist