WMSIC Electronic Components

TC74HC14AF(EL,F) TC74HC14AF

ModelTC74HC14AF(EL,F)
PackageSOIC-14-175mil
BrandTOSHIBA
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
TOSHIBA TC74HC14AF(EL, F)
Type
TOSHIBA
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TOSHIBA
Electronic Component
TC74HC14AF(EL,F)
Electronic Component
1
Package
SOIC-14-175mil
Electronic Component
Inverter
Electronic Component
74HC
Electronic Component
0.401g
Electronic Component
1
Electronic Component
1
Channel Count
6
Features
Electronic Component
Electronic Component
BM0265124967
Operating Temperature
40℃~+85℃
Operating Voltage
2V~6V
Type
Flip-Flop

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

TC74HC14AF(EL,F) 6通道施密特触发器产品概述

一、产品定位与系列背景

TC74HC14AF(EL,F)是东芝半导体推出的74HC CMOS逻辑系列核心器件,属于集成化6通道施密特触发器。该产品针对信号整形、抗噪声干扰的混合信号场景设计,结合CMOS工艺的低功耗优势与施密特触发的信号稳定性,可替代传统TTL系列同类产品,适配更广泛的电压与温度环境,是工业控制、消费电子等领域的实用型逻辑器件。

二、核心功能特性

  1. 施密特触发抗干扰
    输入采用施密特触发器结构,具有滞后回差特性(输入高电平VIH与低电平VIL存在稳定切换阈值差),可有效抑制输入信号的噪声波动、缓慢上升/下降沿干扰,将非标准数字信号或模拟信号整形为清晰的高低电平。

  2. 低静态功耗
    静态电流(Iq)仅1μA,远低于传统TTL器件,适合电池供电的便携设备、低功耗工业模块等对功耗敏感的应用,可延长设备续航时间。

  3. 宽电压与温度范围

    • 工作电压:2V~6V,兼容3.3V、5V等常见逻辑电平系统,无需额外电平转换电路;
    • 工作温度:-40℃~+85℃,达到工业级标准,可在户外、工厂等恶劣环境下稳定工作。
  4. 高驱动能力
    灌电流(IOL)与拉电流(IOH)均达5.2mA,可直接驱动LED、小型继电器线圈、中等负载逻辑门等,减少外部驱动电路的设计复杂度。

  5. 高速信号传输
    传播延迟(tpd)仅21ns(@6V、50pF负载),满足高速数字系统(如通信接口、高速计数器)的信号延迟要求,保证系统响应速度。

三、关键电气参数解析

参数名称 规格参数 应用价值 输入类型 施密特触发器 抗噪声、整形缓慢/干扰信号 工作电压 2V~6V 兼容多电压域(3.3V/5V),简化系统设计 静态电流(Iq) 1μA 低功耗,适配电池供电设备 通道数 6通道 单芯片集成6个独立触发器,节省PCB空间 灌/拉电流 5.2mA(IOL/IOH) 直接驱动中小负载,无需额外驱动电路 传播延迟(tpd) 21ns@6V、50pF负载 高速场景下信号延迟小,保证系统性能 工作温度 -40℃~+85℃ 工业级环境适应性,覆盖 harsh 应用场景

四、典型应用场景

  1. 传感器信号整形
    处理光敏电阻、温度传感器等输出的缓慢模拟信号,或长距离传输中受噪声干扰的数字信号,转换为清晰逻辑电平,避免误判。

  2. 按键消抖
    消除按键按下/弹起时的机械抖动(几十毫秒),输出稳定高低电平,防止电路误触发,广泛用于遥控器、控制面板等。

  3. 脉冲生成与整形
    配合RC电路生成稳定方波脉冲,或对不规则脉冲信号整形,满足时钟信号、触发信号的精度要求,用于定时器、计数器等。

  4. 逻辑电平转换
    兼容不同电压域信号(如3.3V输入转5V输出、5V输入转3.3V输出),只要工作电压覆盖两端范围即可实现电平匹配,简化跨电压系统设计。

  5. 工业控制接口
    用于PLC、工业传感器、电机控制模块的信号预处理,宽温度范围适配工厂环境的温度波动,保证稳定工作。

  6. 消费电子应用
    如智能家电、便携设备的信号处理电路,低功耗特性适合电池供电场景,提升设备续航。

五、封装与可靠性说明

TC74HC14AF(EL,F)采用小型化表面贴装封装(如SOP-14、TSSOP-14等),节省PCB空间,适合高密度电路设计。东芝CMOS工艺确保器件具有良好的抗静电(ESD)能力与抗干扰性能,符合工业级可靠性标准,可长期稳定工作在恶劣环境中,降低维护成本。

该器件凭借集成度高、低功耗、抗干扰强等优势,成为信号处理领域的经典选择,广泛应用于工业、消费电子、通信等多个行业。

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