WMSIC Electronic Components

GATEMODE GM3232ETA

ModelGM3232ETA
PackageTSSOP-16
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
GATEMODE GM3232ETA
Type
GATEMODE
Minimum package
2500 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
GATEMODE
Electronic Component
GM3232ETA
Electronic Component
1
Package
TSSOP-16
Type
Transceiver
Electronic Component
RS232IC
Electronic Component
0.23g
Electronic Component
1
Features
Electronic Component
Electronic Component
BM0264071296
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.

GM3232ETA RS232收发器产品概述

一、产品定位与核心价值

GM3232ETA是GATEMODE(捷茂微)推出的工业级RS232收发器,专为低功耗、小型化串口通信场景设计,核心解决传统RS232收发器需外接大量电容、功耗高的痛点,可直接替代MAX232、ADM3232等同类产品,兼具成本优势与性能可靠性。其核心功能为2路驱动器+2路接收器,实现TTL/CMOS电平与RS232电平的双向转换,满足多数串口通信设备的接口需求。

二、关键技术参数深度解析

1. 信号与功耗性能

  • 数据速率:支持最高500Kbps,覆盖工业控制、数据采集、POS机等场景的常规串口通信速率(多数串口应用速率不超过115200bps,500Kbps可满足更高带宽需求);
  • 静态电流:仅0.3mA,远低于同类产品平均1mA左右的水平,适合电池供电的便携式设备(如手持串口测试仪)或长期待机的工业节点;
  • 工作电压:3V~5.5V宽范围兼容,无需额外电平转换电路,可直接适配3.3V(如MCU常用电压)和5V系统,兼容性极强。

2. 可靠性与抗干扰

  • 静电保护:±15kV(人体模式HBM),能有效抵御工业现场的静电冲击(如操作人员接触、设备插拔时的静电),降低设备损坏风险;
  • 工作温度:-40℃~+85℃工业级范围,适应户外、车间等极端温度环境(如低温地区的工业传感器、高温车间的PLC接口)。

3. 集成化设计优势

内置电荷泵电路,无需外接传统RS232收发器所需的4个0.1μF电容,大幅简化外围电路设计,减少PCB空间占用与BOM成本,同时降低元件焊接故障率。

三、封装与典型应用场景

GM3232ETA采用TSSOP-16封装,体积小巧(约5mm×4.4mm),适合小型化设备的高密度布局,典型应用场景包括:

  • 工业控制领域:PLC扩展模块、远程IO模块、工业传感器(如温度/压力传感器的串口输出);
  • 消费电子领域:POS收银机、扫码枪、便携式打印机(低功耗适配电池供电);
  • 通信设备领域:串口转USB适配器、串口服务器、嵌入式通信模块;
  • 医疗设备领域:小型监护仪、便携式诊断设备(需稳定串口通信与低功耗)。

四、品牌与替代方案对比

GATEMODE(捷茂微)是国内专注模拟与混合信号芯片的厂商,GM3232ETA经过严格的工业级测试,质量稳定。与传统方案对比:

对比项 GM3232ETA MAX232 ADM3232 电荷泵集成 是 否 是 静态电流 0.3mA 1mA 0.5mA 工作电压范围 3~5.5V 5V 3~5.5V 静电保护 ±15kV ±15kV ±15kV 封装体积 TSSOP-16 DIP-16 TSSOP-16

可见GM3232ETA在低功耗、宽电压、集成化方面更具优势,且成本低于进口同类产品,适合追求性价比的批量应用。

五、选型与使用注意事项

  1. 选型扩展:若需更高速率(如1Mbps)或更多收发通道(如4驱4收),可参考GATEMODE同系列GM3242等产品;
  2. 电路设计:因内置电荷泵无需外接电容,但建议在VCC引脚接0.1μF陶瓷电容做电源滤波;
  3. 静电防护:虽内置±15kV保护,户外应用仍建议在RS232接口增加TVS管进一步提升抗静电能力。

GM3232ETA凭借低功耗、高集成、工业级可靠性,成为串口通信领域的高性价比选择,可广泛适配各类需要RS232接口的设备。

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