WMSIC Electronic Components

HGSEMI 74HC4051M/TR 74HC4051M

Model74HC4051M/TR
PackageSOP-16
BrandHGSEMI
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
HGSEMI 74HC4051M / TR
Type
HGSEMI
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HGSEMI
Electronic Component
74HC4051M/TR
Electronic Component
1
Package
SOP-16
Electronic Component
Signal Switch / Codec / Multiplexer
Electronic Component
0.324g
Electronic Component
1
Features
Output; Output
Electronic Component
BM0227582622
Operating Temperature
40℃~+125℃
Operating Voltage
3V~9V
Power Supply
Power Supply
Static Current(Iq)
160uA
Electronic Component
Electronic Component

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

74HC4051M/TR 产品概述

一、产品简介

HGSEMI(华冠)74HC4051M/TR 是一款高速 CMOS 8 通道模拟/数字多路复用器/解复用器,采用 SOP-16 封装。器件提供 3 条地址线选择 8 路通道,支持模拟信号在供电轨间传递,适合对多路传感器、音频信号、ADC 前端通道切换等场景进行可靠快速的通道切换。

二、主要特性

  • 电源极性:支持双电源配置,亦可在单电源条件下工作;模拟信号范围由 VEE ~ VCC 限定。
  • 工作电压:3 V ~ 9 V(典型值,具体使用请参考数据手册的绝对最大额定值)。
  • 地址/通道:3 位地址输入,对应 8 路输入/输出通道(输入数/输出数:3/8)。
  • 传播延迟 (tpd):约 18 ns(测量条件 4.5 V,负载 50 pF,为典型规格)。
  • 静态电流 (Iq):约 160 μA(静态功耗低,适合低功耗应用)。
  • 工作温度范围:-40 ℃ ~ +125 ℃(工业级温度范围,适用于苛刻环境)。
  • 封装:SOP-16,便于 PCB 布局与自动贴装。
  • 品牌:HGSEMI(华冠),型号 74HC4051M/TR。

三、性能与应用要点

  • 开/关特性:作为高速 CMOS 开关,导通阻抗随电压、温度和通道电流变化;对带宽和失真敏感的模拟信号需关注通道导通电阻与串联电容引起的频率响应变化。
  • 使能/控制:器件带有使能/抑制控制(具体极性请参考数据手册),可快速断开所有通道以实现系统保护或测量隔离。
  • 典型应用:多路传感器采集与 ADC 通道复用、音频信号切换、信号路由和调试台、键盘/输入矩阵扫描、测试台自动化切换等。

四、设计与选型建议

  • 去耦与电源完整性:在 VCC/VEE 端放置 0.1 μF 陶瓷去耦电容,靠近封装引脚布置以抑制瞬态噪声。
  • 模拟路径布局:尽量缩短模拟信号走线,降低寄生电容与串扰;若处理高频或低失真音频,应评估开关的导通电阻与线性度。
  • 接口兼容:地址输入为 CMOS 电平,建议来自缓冲或 MCU 的数字输出;如需与 TTL 逻辑直接接口,请核对输入阈值。
  • 热与可靠性:工业级温度范围适合户外/工业应用,但在高温高应力环境中应考虑散热与降额设计。
  • 参考数据手册:在关键参数(例如导通电阻、开关寿命、使能极性)和极限条件下,请以厂方数据手册为准。

五、封装与采购信息

  • 封装形式:SOP-16(便于通用 PCB 与量产装配)。
  • 型号:74HC4051M/TR,品牌 HGSEMI(华冠)。
  • 应在实际设计中确认供应商的规格书、测试条件与可靠性认证,以满足最终产品的性能与合规要求。

如需我提供引脚图、典型电路连接示意或与 CD4051/其他多路开关的对比分析,可告知具体需求,我将补充详细资料。

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