WMSIC Electronic Components

TI TXU0202DCUR

ModelTXU0202DCUR
PackageVSSOP-8
BrandTI
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
TI(Texas Instruments) TXU0202DCUR
Type
TI
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TI(Texas Instruments)
Electronic Component
TXU0202DCUR
Electronic Component
1
Package
VSSOP-8
Electronic Component
Converter / Level positions
Electronic Component
0.044g
Electronic Component
1
Electronic Component
1
Features
Output; Integrated Resistor
Electronic Component
BM0227583008
Operating Temperature
40℃~+125℃
Data
200Mbps
Output Type
Electronic Component
Type
Electronic Component
Operating Voltage(VCCA)
1.08V~5.5V

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

TXU0202DCUR 2通道电平转换器产品概述

一、产品核心定位与功能

TXU0202DCUR是德州仪器(TI)推出的2通道固定方向电平转换器件(两个通道信号流向相反,实现双向交互功能),主要用于不同电压域数字信号的可靠传输。它适配超宽电压范围,集成断电保护与电源去耦特性,可满足汽车、工业、物联网等 harsh 环境下的跨电压通信需求,是替代传统分立电平转换电路的高集成度解决方案。

二、关键参数与性能特点

1. 超宽电压适配能力

VCCA与VCCB电源引脚均支持1.08V~5.5V的电压范围,覆盖从低功耗MCU(如1.08V内核)到传统5V逻辑器件的所有主流电压域。例如可实现1.08V→1.8V、1.8V→3.3V、3.3V→5V等跨电压场景的无缝匹配,无需额外电压调节电路。

2. 高速数据传输

支持最高200Mbps的数据速率,满足SPI、I2C、UART等中低速数字接口的传输要求,信号延迟低(典型值<1ns),不会因电平转换引入明显误码,保障数据传输可靠性。

3. 三态输出与断电保护

每个通道输出为三态结构,当对应电源(VCCA或VCCB)掉电时,输出自动进入高阻态,避免对其他电路造成反向电流或干扰;同时内置断电保护电路,可防止电源反接、过压等异常情况损坏器件,提升系统抗风险能力。

4. 宽温工作范围

工作温度覆盖**-40℃~+125℃**,符合汽车级(AEC-Q100合规)与工业级应用标准,可稳定工作于车载高温环境、工业现场低温/高温场景,无需额外散热设计(功耗典型值仅μA级)。

5. 紧凑封装与集成特性

采用VSSOP-8封装(尺寸约3.0mm×3.0mm),体积比传统SOIC-8封装小30%,节省PCB空间;集成电源去耦功能,无需外接去耦电容,简化电路设计,降低BOM成本与布线复杂度。

三、典型应用场景

1. 汽车电子系统

  • 车载信息娱乐系统:MCU(1.8V)与显示屏(3.3V/5V)的SPI接口电平转换;
  • 车身控制模块(BCM):传感器(1.08V)与控制器(3.3V)的信号交互;
  • 车载通信:CAN总线节点与低功耗MCU的跨电压匹配。

2. 工业控制设备

  • 工业PLC:数字输入/输出模块(5V)与PLC核心(3.3V)的电平转换;
  • 传感器节点:低功耗无线传感器(1.08V)与网关(3.3V)的I2C通信;
  • 电机控制:驱动电路(5V)与MCU(3.3V)的UART接口匹配。

3. 物联网终端

  • 智能穿戴:低功耗MCU(1.08V)与Wi-Fi模块(3.3V)的电平转换;
  • 智能家居:传感器(1.8V)与控制器(3.3V)的信号交互;
  • 物联网网关:多电压域设备的集中电平匹配。

四、设计注意事项

1. 电源电压确认

  • 确保VCCA与VCCB电压在1.08V~5.5V范围内,且无过压(最大输入电压6.5V);
  • 电源引脚需就近接GND,避免电源噪声影响信号传输。

2. 通道方向匹配

  • 两个通道为固定相反方向(如通道1:A→B,通道2:B→A),设计时需根据信号流向选择对应通道,避免方向错误导致传输失败。

3. 布线规范

  • 信号引脚远离高频干扰源(如电源纹波、射频电路);
  • 集成去耦无需额外电容,但需保证电源布线阻抗低。

4. 热设计考量

  • 虽然功耗低(典型值<1μA),但在+125℃环境下需确保PCB散热良好,避免器件结温超过150℃(最大结温)。

五、产品优势总结

TXU0202DCUR凭借超宽电压范围、高速率、宽温适配、集成化设计等优势,成为跨电压域信号传输的首选器件:

  • 覆盖更多低功耗与传统逻辑器件,减少电路冗余;
  • 集成断电保护与去耦,简化设计、降低成本;
  • 紧凑封装适合小型化产品,宽温满足 harsh 环境需求。

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