WMSIC Electronic Components

74VHCV244FT(BJ) 74VHCV244FT

Model74VHCV244FT(BJ)
PackageTSSOP-20B
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 23+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
TOSHIBA 74VHCV244FT(BJ)
Type
TOSHIBA
Minimum package
2500

Technical parameters

Electronic Component
TOSHIBA
Electronic Component
74VHCV244FT(BJ)
Electronic Component
1
Package
TSSOP-20B
Electronic Component
Buffers / Drivers / Transceivers
Electronic Component
74VHC
Electronic Component
0.001g
Electronic Component
2
Electronic Component
1
Features
Isolated; Output; Level Conversion
Electronic Component
BM0264925935
Operating Temperature
40℃~+125℃
Operating Voltage
1.8V~5.5V
Type
Flip-Flop
Output Type
Electronic Component
Type
Electronic Component

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

74VHCV244FT(BJ) 产品概述

一、核心身份与基本特性

74VHCV244FT(BJ)是东芝半导体推出的8通道施密特触发器缓冲器/线驱动器,属于74VHC高速CMOS系列,专为汽车电子、工业控制等场景设计。该器件集成2组4位单向非反相缓冲器,采用三态输出架构,具备宽电压兼容、抗噪声能力强、高速响应等核心特性,且通过AEC-Q100汽车级可靠性认证,可满足严苛环境下的稳定工作需求。

二、关键电气参数详解

2.1 宽电压与低功耗兼容

器件工作电压范围覆盖1.8V~5.5V,既支持低功耗场景下的1.8V/2.5V供电,也兼容传统5V逻辑系统,适配不同电压域的应用需求;静态电流(Iq)仅40μA,待机功耗极低,有助于提升系统能效,尤其适合电池供电或低功耗设备。

2.2 施密特触发输入特性

输入采用施密特触发器设计,具备明显的滞回特性(典型值约0.8V@5V),可有效抑制输入信号的噪声干扰(如电磁干扰、电源波动导致的边缘抖动),尤其适合处理模拟到数字转换后的信号或易受干扰的数字输入,大幅提升信号稳定性。

2.3 三态输出与驱动能力

输出为三态(高电平、低电平、高阻态),支持多器件共享同一总线,高阻态下可断开自身与总线的连接,避免信号冲突;灌电流(IOL)和拉电流(IOH)均达16mA,可驱动中等负载(如LED、小功率继电器或总线线路),满足典型接口驱动需求。

2.4 高速响应与宽温工作

传播延迟(tpd)仅[email protected]、50pF负载,确保信号传输的高速性,适配高频信号处理场景;工作温度范围为**-40℃~+125℃**,覆盖汽车级环境温度要求,可在极端温差(如发动机舱高温、冬季低温)下稳定运行。

三、封装与可靠性设计

74VHCV244FT(BJ)采用20引脚TSSOP-B薄型小外形封装,引脚间距0.65mm,体积紧凑(约4.4mm×6.4mm),适合高密度PCB布局;封装材料具备良好的耐温、耐湿及抗振动性能,结合AEC-Q100认证,可通过汽车电子严苛的可靠性测试(如温度循环、湿度老化、振动冲击等),确保长期稳定工作。

四、典型应用场景

4.1 汽车电子领域

  • 车身控制器(BCM):输入信号调理(如车门开关、灯光状态信号的抗干扰处理)、总线驱动(三态输出支持CAN/LIN总线的多节点共享);
  • 车载信息娱乐系统:高速接口缓冲(如USB、HDMI信号的驱动与抗噪);
  • 动力系统:传感器信号缓冲(如曲轴位置传感器、温度传感器的数字信号调理)。

4.2 工业控制与消费电子

  • 工业PLC:数字输入输出模块的信号缓冲(抗现场电磁干扰);
  • 消费电子:高速外设接口(如SD卡、SPI接口)的驱动与信号整形;
  • 通信设备:低速总线的驱动(如I2C、UART的信号放大)。

五、性能优势总结

74VHCV244FT(BJ)的核心优势可归纳为:

  1. 宽电压兼容:适配1.8V~5.5V多电压域,降低系统设计复杂度;
  2. 强抗噪能力:施密特触发输入有效抑制噪声,提升信号可靠性;
  3. 灵活总线支持:三态输出实现多器件共享总线,优化系统资源;
  4. 汽车级可靠性:AEC-Q100认证+宽温范围,满足严苛环境需求;
  5. 高速低耗:5.4ns传播延迟+40μA静态电流,平衡速度与能效;
  6. 小封装集成:20引脚TSSOP-B封装,适合高密度布局。

该器件凭借上述特性,成为汽车电子、工业控制等领域信号调理与总线驱动的优选方案。

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