WMSIC Electronic Components

UTC UTXB0108G-P20-R UTXB0108G

ModelUTXB0108G-P20-R
PackageTSSOP-20
BrandUTC
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
UTC UTXB0108G-P20-R
Type
UTC
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
UTC
Electronic Component
UTXB0108G-P20-R
Electronic Component
1
Package
TSSOP-20
Electronic Component
Converter / Level positions
Electronic Component
0.94g
Electronic Component
1
Features
Output
Electronic Component
BM0265053420
Operating Temperature
40℃~+85℃
ICType
Level Converter
Output Type
Electronic Component
Type
Electronic Component
Operating Voltage(VCCA)
1.2V~3.6V
Operating Voltage(VCCB)
1.65V~5.5V

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

UTXB0108G-P20-R 产品概述

一、产品简介

UTXB0108G-P20-R 是友顺(UTC)推出的一款高集成度、低功耗的 8 通道双向电平转换器,封装为 TSSOP-20。器件侧重于简单、透明的双向电平翻译方案,适用于不同电压域之间的数字信号互通。其典型功能包括断电保护、自动方向检测以及输出使能时进入高阻态,便于系统热插拔与多电源管理场景下使用。

二、主要功能特点

  • 断电保护:在单侧电源断电或系统部分掉电时,器件能有效避免将失电域回灌到工作域,降低对整机电源完整性的影响。
  • 自动方向检测:无需方向控制引脚,输入/输出方向由片内电路自动识别,简化电路设计与 PCB 布局。
  • 输出使能高阻(OE):外部使能引脚可将所有通道置于高阻态,便于总线共享、调试或在上电/关断瞬间保护外部器件。
  • 8 通道对称结构:适合同时翻译多路并行信号,节省 PCB 空间与元件数量。
  • 低延迟、低功耗:针对中高速数字信号设计,在保持较低静态功耗的同时提供快速响应。

三、典型应用场景

  • 不同电压域 MCU 与外设之间的互联(如 1.x/1.8V 与 3.3V 系统)
  • 模块化设计中各功能板卡的热插拔与信号隔离
  • USB、GPIO、SPI、UART、并行数据总线等双向数字接口的电平匹配(对开漏总线,请参考注意事项)
  • 工业控制、消费电子、便携终端等需要多路电平转换的场合

四、封装与机械信息

  • 品牌:UTC(友顺)
  • 型号:UTXB0108G-P20-R
  • 封装:TSSOP-20(利于芯片密度与散热,适合 SMT 生产工艺)
  • 建议在布局时注意地线回流与电源去耦,靠近器件两侧放置稳容电容以保障瞬态响应。

五、设计注意事项与选型建议

  • 上电顺序:尽管具有断电保护,仍建议遵循器件数据手册中关于 VCCA/VCCB 的上电/下电序列建议,避免对接口芯片造成应力。
  • 总线类型兼容性:UTXB0108G 系列对推挽驱动型信号响应良好;对于 I2C 等开漏/开集电极结构,部分自动方向芯片可能无法可靠工作,应在设计前确认或选用专门支持开漏的电平转换器。
  • OE 管脚使用:在需要共享总线或进行故障隔离时,利用 OE 将所有通道置高阻,可简化系统控制与保护策略。
  • 读数据手册:在设计前请查阅 UTC 官方数据手册,确认电压范围、最大电流、工作温度以及 ESD 规格,确保满足系统要求。

UTXB0108G-P20-R 以其自动方向检测与断电保护特性,为多电源、多模块系统提供简洁可靠的电平翻译解决方案。选型时结合具体信号类型与电源管理策略,可显著降低设计复杂度并提升系统鲁棒性。

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