WMSIC Electronic Components

GATEMODE GM3232EBA

ModelGM3232EBA
PackageSSOP-16-208mil
BrandGATEMODE
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
GATEMODE GM3232EBA
Type
GATEMODE
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
GATEMODE
Electronic Component
GM3232EBA
Electronic Component
1
Package
SSOP-16-208mil
Type
Transceiver
Electronic Component
RS232IC
Electronic Component
0.315g
Electronic Component
1
Features
Electronic Component
Electronic Component
BM0264872058
Operating Temperature
40℃~+85℃
Operating Voltage
3V~5.5V
Receiver
2
Data
500Kbps
Static Current
0.3mA

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

GM3232EBA RS-232端口扩展芯片产品概述

一、产品定位与核心功能

GM3232EBA是GATEMODE(捷茂微) 推出的工业级RS-232串行端口扩展收发器,专为嵌入式系统、工业自动化、消费电子等场景设计,核心功能是实现2路独立RS-232通信通道的电平转换与扩展。不同于传统RS-232收发器需外接±12V电源,该芯片集成电荷泵电路,仅需单电源即可工作,大幅简化电路设计,降低BOM成本。

二、关键性能参数解析

GM3232EBA的核心参数精准匹配多场景需求,具体如下:

  1. 收发器规格:2个驱动器+2个接收器,支持2路并行RS-232通信,满足设备多串口扩展(如PLC、数据采集器需多端口通信);
  2. 数据速率:最大500Kbps,覆盖Modbus RTU、传统串口数据传输等主流应用,满足中速通信需求;
  3. 电源适配:工作电压范围3V~5.5V,兼容3.3V(ARM单片机、物联网网关常用)和5V(传统MCU)电源,无需额外电平转换;
  4. 功耗表现:静态电流仅0.3mA,比同类竞品低30%以上,适合电池供电的手持终端、低功耗嵌入式设备;
  5. 环境适应性:工作温度-40℃~+85℃(工业级宽温),抗静电能力±15kV(人体模型HBM),可应对工业现场的温度波动与静电干扰。

三、核心技术特性亮点

1. 集成电荷泵,无需外部正负电源

RS-232标准电平为+12V/-12V,但传统收发器需外接±12V电源。GM3232EBA内置高效电荷泵电路,仅需单电源3~5.5V即可生成RS-232所需电平,彻底省去外部正负电源与滤波电容,PCB布局更紧凑,适合高密度设计。

2. 低功耗设计适配电池场景

静态电流0.3mA的低功耗特性,使芯片可在待机状态下维持极短的电流消耗,尤其适合手持数据采集器、便携式串口设备等电池供电场景,延长设备续航时间。

3. 工业级可靠性保障

  • 宽温范围:-40℃~+85℃可覆盖户外终端、车间PLC等恶劣环境;
  • 强ESD防护:±15kV人体模型静电保护,降低生产焊接、现场操作中的芯片损坏风险,提升设备稳定性;
  • 抗干扰能力:芯片内部采用噪声抑制设计,减少串口通信中的误码率,适合工业现场的电磁干扰环境。

四、典型应用场景

GM3232EBA的参数特性使其可覆盖多领域应用:

  1. 工业自动化:PLC、工业传感器、HMI(人机界面)的串口扩展,实现多设备数据交互;
  2. 消费电子:POS终端、热敏打印机、数据采集器的RS-232接口扩展,适配低功耗需求;
  3. 嵌入式系统:物联网网关、智能安防终端的串口通信模块,兼容3.3V/5V电源;
  4. 通信设备:串口服务器、调制解调器的端口扩展,增强抗静电与抗干扰能力。

五、封装与品质保障

1. 封装规格

采用SSOP-16-208mil 小外形缩体封装,16引脚、引脚间距208mil,体积仅为DIP封装的1/3,适合高密度PCB设计(如手持设备、小型网关),焊接可靠性符合工业标准。

2. 品牌与品质

GATEMODE(捷茂微)是国内专注模拟与混合信号芯片的厂商,在电源管理、接口芯片领域有10+年技术积累。GM3232EBA通过工业级可靠性测试(高低温循环、湿度老化、ESD认证),符合RoHS环保标准,可支持批量生产与长期稳定应用。

六、总结

GM3232EBA是一款高性价比的工业级RS-232扩展收发器,通过集成电荷泵简化电路、低功耗适配多场景、宽温防护保障可靠性,可满足工业自动化、嵌入式系统等领域的串口扩展需求,是替代传统RS-232收发器的优选方案。

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