WMSIC Electronic Components

COSINE COSMAX3232ID

ModelCOSMAX3232ID
PackageSOP-16
BrandCOSINE
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 Electronic Component

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
COSINE COSMAX3232ID
Type
COSINE
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
COSINE
Electronic Component
COSMAX3232ID
Electronic Component
1
Package
SOP-16
Type
Transceiver
Electronic Component
RS232IC
Electronic Component
0.367g
Electronic Component
1
Features
Electronic Component
Electronic Component
BM0226493174
Operating Temperature
40℃~+85℃
Operating Voltage
3V~5.5V
Receiver
2
Data
250Kbps
Static Current
1mA

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

COSMAX3232ID 产品概述

一、产品简介

COSMAX3232ID 是科山芯创(COSINE)推出的一款双通道 RS‑232 收发器,集成内部电荷泵,可在 3.0V 至 5.5V 电源范围内工作,适合在工业级温度(-40℃ 至 +85℃)下长期稳定运行。器件采用 SOP‑16 封装设计,集成两路驱动器和两路接收器,面向串口转换、嵌入式系统和工业通信场合。

二、主要技术参数

  • 工作温度:-40℃ ~ +85℃
  • 工作电压:3.0V ~ 5.5V
  • 数据速率:最高 250 kbps
  • 电荷泵:内置(支持将逻辑电平转换为 RS‑232 电平)
  • 静态电流:典型 1 mA(低功耗)
  • 驱动器数:2
  • 接收器数:2
  • 类型:收发器(Transceiver)
  • 封装:SOP‑16

三、核心特性

  • 宽电源范围(3.0V–5.5V),兼容常见 MCU 电源轨,便于系统集成;
  • 内置电荷泵,无需外部高压电源即可产生 RS‑232 所需电平,简化电源设计;
  • 低静态电流(约 1 mA),适合电池供电或低功耗系统;
  • 支持高达 250 kbps 的数据速率,满足多数串口通信需求;
  • 工业级温度范围,适应严苛环境与长期可靠性要求。

四、功能与工作原理

COSMAX3232ID 将 MCU/逻辑侧的 TTL/CMOS 电平转换为符合 RS‑232 标准的电平,并将 RS‑232 信号转换回逻辑电平。内部电荷泵生成正负电压轨以驱动 RS‑232 输出,器件内部集成发射器保护与接收器阈值检测,简化外部电路设计。双通道设计支持最多两路独立串口通信或一对差分应用场景。

五、典型应用场景

  • 工业控制与自动化设备串口通信(PLC、HMI、数据采集)
  • 嵌入式系统与单片机(MCU)串口接口扩展
  • POS 终端、仪器仪表、医疗设备的可靠串口链接
  • 车载、能源、安防等需宽温域和低功耗的通信场景

六、封装与可靠性

SOP‑16 封装兼顾易焊接性与占板面积,对散热与 EMI 有良好兼容性。器件符合工业级温度规范(-40℃ 至 +85℃),在设计时建议关注电源旁路与地线回流设计,以保证电荷泵和高速信号的稳定性与抗扰度。

七、使用建议

  • 在布局上,靠近器件放置适当的去耦电容以稳定电源;注意 RS‑232 信号线走线与敏感模拟电路分开;
  • 若用于长线传输或高干扰环境,建议在信号线上加入滤波/防护元件(共模电感、TVS 等);
  • 参考厂商应用说明书选择电容与引脚连接,确保电荷泵稳定工作与信号完整性。

八、结论

COSMAX3232ID 是一款面向工业与嵌入式应用的双通道 RS‑232 收发器,凭借宽电源范围、内置电荷泵、低静态电流及工业温度等级,能够在多种场景中提供可靠的串口电平转换解决方案。对于寻求稳定、易集成的 RS‑232 接口器件的工程师与产品设计者,COSMAX3232ID 提供了兼顾性能与成本的选择。若需更详尽的电气特性曲线、引脚说明与参考电路,请咨询科山芯创技术资料或索取完整数据手册。

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