WMSIC Electronic Components

GR CD4043NS16ARDQ

ModelCD4043NS16ARDQ
PackageSOP-16
BrandGR
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
GR CD4043NS16ARDQ
Type
GR
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
GR
Electronic Component
CD4043NS16ARDQ
Electronic Component
1
Package
SOP-16
Electronic Component
Latch
Electronic Component
4000
Electronic Component
0.251g
Electronic Component
1
Channel Count
4
Electronic Component
BM0264390963
Operating Temperature
40℃~+85℃
Output Type
Electronic Component
Logic Type
SRLatch
Current(IOH)
14mA
Current(IOL)
25mA

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

CD4043NS16ARDQ 4通道三态SR锁存器产品概述

一、产品核心定位与系列背景

CD4043NS16ARDQ是国睿(GR)半导体推出的4000系列CMOS逻辑器件,属于4通道三态SR锁存器范畴。作为经典4000系列的衍生产品,其继承了该系列低功耗、宽电压兼容、工业级可靠性的核心特性,主要用于数字电路中对多路信号的临时锁存、状态保持及总线共享场景,是工业控制、便携设备等领域的常用基础逻辑器件。

二、关键电气与封装参数

该器件的核心参数明确了其应用边界与性能优势,具体如下:

  • 逻辑功能:4组独立的SR锁存器(置位S、复位R输入,对应锁存输出Q),支持对多路数字信号的状态锁定;
  • 输出特性:三态输出(高电平有效/高阻态可选),可避免总线冲突,支持多器件并行接入系统总线;
  • 驱动能力:拉电流(IOH)典型值14mA(输出高电平时的源电流能力),灌电流(IOL)典型值25mA(输出低电平时的吸收电流能力),可驱动中等负载(如小型LED、逻辑门输入);
  • 功耗特性:静态电流(Iq)典型值仅2μA,远低于TTL同类器件,适合电池供电或待机模式下的低功耗需求;
  • 环境适应性:工作温度范围为-40℃~+85℃,符合工业级温度要求,可适应户外、车间等恶劣环境;
  • 封装形式:SOP-16(小外形16引脚表面贴装封装),体积紧凑,适合高密度PCB设计与自动化生产;
  • 系列兼容:兼容4000系列其他CMOS逻辑器件的电气特性,便于系统级设计中的器件替换与扩展。

三、典型应用场景

结合参数特性,该器件主要应用于以下场景:

  1. 工业控制状态锁存:用于传感器信号、开关状态的临时锁存,避免信号抖动或传输延迟对后续逻辑判断的影响(如生产线工位状态检测);
  2. 总线接口电路:三态输出支持多通道信号共享系统总线,如数据采集系统中的多路模拟量输入锁存、工业通信总线的状态缓存;
  3. 低功耗便携设备:静态电流低,适合电池供电的手持仪器(如数据记录仪、便携式检测设备)的状态存储与信号保持;
  4. 数字显示驱动辅助:锁存LED/LCD显示数据,保持显示状态稳定,避免CPU频繁刷新(如小型仪表的状态显示);
  5. 开关去抖动:利用SR锁存器的特性稳定按键、继电器等机械开关的瞬间抖动信号,输出稳定的高低电平。

四、性能优势与设计注意事项

4.1 核心性能优势

  • 低功耗优势:2μA静态电流大幅降低系统待机功耗,延长电池使用寿命(针对便携设备)或减少散热需求(针对工业设备);
  • 宽温可靠性:-40℃~+85℃覆盖工业级温度范围,无需额外温控措施即可适应极端环境;
  • 总线兼容性:三态输出解决了多器件共享总线的冲突问题,简化系统布线复杂度;
  • 驱动匹配性:14mA拉电流、25mA灌电流可满足多数中等负载的驱动需求,无需额外添加驱动电路;
  • 封装紧凑性:SOP-16封装体积小,适合高密度PCB布局,降低系统体积与成本。

4.2 设计注意事项

  • 电源电压:4000系列常规工作电压为3V~18V,需确认系统电源在该范围内,避免过压损坏;
  • 三态使能逻辑:需参考官方 datasheet 确认三态使能端的电平逻辑(常规CD4043为低电平使能输出,高电平进入高阻态),避免多器件同时使能导致总线冲突;
  • 静电防护:CMOS器件易受静电损伤,焊接时需接地,存储需使用防静电包装与工作台;
  • 输入电平范围:输入信号需在VSS~VDD范围内(VSS为地,VDD为电源正),避免输入过压或欠压。

五、品牌与可靠性说明

国睿(GR)作为国内半导体行业的成熟厂商,其产品经过严格的可靠性测试(包括温度循环、湿度老化、振动冲击等),CD4043NS16ARDQ的静态电流、驱动能力等参数经批量测试验证,一致性良好,可满足工业级产品的长期稳定运行需求。

六、总结

CD4043NS16ARDQ是一款性价比突出的4通道三态SR锁存器,兼具4000系列的低功耗、宽温特性与三态输出的总线兼容性,覆盖工业控制、便携设备等多领域应用场景。其紧凑的SOP-16封装、稳定的电气性能,使其成为数字电路设计中锁存功能的常用选择。

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