WMSIC Electronic Components

HGSEMI CD4081BM/TR CD4081BM

ModelCD4081BM/TR
PackageSOP-14
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 Date code within 2 years

Available for RFQ

Technical data

Product details

17 specifications

Core information

Product name
HGSEMI CD4081BM / TR
Type
HGSEMI
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HGSEMI
Electronic Component
CD4081BM/TR
Electronic Component
1
Package
SOP-14
Electronic Component
Logic Gate
Electronic Component
0.378g
Electronic Component
1
Electronic Component
BM0227687406
Operating Temperature
40℃~+85℃
Static Current(Iq)
250nA
(tpd)
110ns
Electronic Component
Electronic Component
Electronic Component
2500

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

CD4081BM/TR 产品概述

一、概述

CD4081BM/TR(品牌:HGSEMI/华冠)为工业级 SOP-14 封装的逻辑器件,厂家给出的基础参数包括传播延迟(tpd)约 110 ns、静态电流(Iq)约 250 nA,工作温度范围为 -40 ℃ 至 +85 ℃。注意:您提供的描述中写作“比较器”,但型号 CD4081 系列在通用器件分类中通常为“4 个两输入与门(Quad 2-input AND gates)”。在设计和选型时请以厂方正式数据手册为准,如确为特定厂家对该型号进行了功能定制,请向供应商确认器件功能和脚位定义。

二、主要性能指标

  • 传播延迟 (tpd):110 ns(典型值/示意值,实际值受供电电压、负载电容及温度影响)
  • 静态电流 (Iq):250 nA(典型值,指器件在静态无切换时的电源电流)
  • 工作温度:-40 ℃ ~ +85 ℃(工业级温度范围)
  • 封装:SOP-14(表面贴装,14 引脚)
  • 品牌:HGSEMI(华冠)
    说明:上述参数为基本参考,电气特性(如工作电压范围、高、低电平阈值、输出驱动能力、功耗在切换条件下的瞬时电流等)需参考完整数据手册或向厂家索取测试条件与典型波形。

三、器件功能与典型应用

  • 如果器件为标准 CD4081A 类产品,其功能为四个独立的两输入与门,广泛用于组合逻辑实现与门逻辑运算、门控信号、时序逻辑前端、地址解码和低速数字控制电路。
  • 典型应用场景:低功耗逻辑电路、传感器接口逻辑、开关量处理、低速数据选通、教育及原型开发板。
  • 优势场景:需要超低静态功耗(纳安级)、工作在宽温区间且追求封装兼容 DIP/SOP 的场合。

四、设计与使用注意事项

  • 电源与延迟:传播延迟与供电电压、负载电容密切相关。若对速度有较高要求,请在实际供电条件下测量 tpd 并评估负载。
  • 静态电流与功耗:250 nA 的静态电流适合低功耗设计,但在高切换频率下动态电流会显著上升,应评估整个系统的平均功耗。
  • 电平兼容性:如与 TTL、CMOS 其它系列互连,请核对输入阈值与输出电平,必要时加缓冲或上/下拉电阻以保证可靠电平兼容。
  • 旁路与去耦:器件入口处应放置合适的去耦电容(如 0.1 μF 近 VCC-GND),减少电源抖动对逻辑可靠性的影响。SOP-14 布局时注意缩短电源回流路径,尽量靠近器件放置去耦电容。
  • ESD 与静电敏感:CMOS 器件静电敏感,装配和测试时采取防静电措施(接地手腕带、静电台垫等)。

五、封装与订购信息

  • 封装类型:SOP-14(小外形、适合自动贴装与回流焊工艺)
  • 端子说明:SOP-14 标准引脚排列,具体引脚功能(各门输入/输出、电源引脚)请参照厂家脚位表或数据手册确认。
  • 包装形式:型号后缀 /TR 常表示卷带包装(tape-and-reel),适合自动化贴片生产线。订购时请确认包装、批次与标识。

六、可靠性与合规性建议

  • 环境适应:-40 ℃ 至 +85 ℃ 的工业级温度满足多数现场应用,但高温长时间运行下须关注器件老化与参数漂移。
  • 质量与合规:采购时应向供应商索取可靠性测试报告、RoHS/REACH 合规声明与追溯批次资料,必要时要求样片进行功能与参数验证。
  • 存储与焊接:遵循湿敏等级(MSL)与厂家推荐的回流焊曲线,避免因潮气回流引起的封装胀裂或焊接缺陷。

七、总结与选型建议

CD4081BM/TR(HGSEMI)以低静态电流、工业温度等级与 SOP-14 可贴装封装为主要优势,适用于低速、低功耗的逻辑应用。选型时请注意核对器件功能(与门或其它定制功能)、电气参数在目标供电与负载下的真实表现,并索取完整数据手册与质量合格证明以确保设计可靠性。若您的用途确实需要“比较器”功能,请与供应商确认型号含义或考虑专用比较器 IC。

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