WMSIC Electronic Components

GATEMODE GM75176E

ModelGM75176E
PackageSOP-8
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 24+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
GATEMODE GM75176E
Type
GATEMODE
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
GATEMODE
Electronic Component
GM75176E
Electronic Component
1
Package
SOP-8
Type
Transceiver
Electronic Component
RS-485 / RS-422IC
Electronic Component
0.15g
Electronic Component
32
Electronic Component
1
Features
Tx / Rx;;; Low Power
Electronic Component
BM0264251991
Operating Temperature
40℃~+85℃
Operating Voltage
5V
Receiver
1
Data
10Mbps

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

GM75176E RS-485/RS-422收发器产品概述

GM75176E是捷茂微(GATEMODE)推出的一款1发1收半双工RS-485/RS-422收发器,主打工业级可靠性与高性价比,采用SOP-8紧凑封装,适配多场景多点通讯需求。

一、产品定位与核心功能

GM75176E定位于中速、多点的差分通讯场景,核心功能是实现RS-485/RS-422协议的物理层信号转换:将单端TTL逻辑信号转换为差分传输的RS-485信号,同时将差分信号还原为TTL逻辑输出。其1发1收的配置平衡了性能与成本,适合无需全双工的半双工通讯系统(如传感器组网、小型PLC通讯)。

二、关键参数亮点解析

GM75176E的参数针对工业与消费电子场景做了精准优化:

  • 工作电压:5V单电源,兼容绝大多数嵌入式系统的电源设计,无需额外双电源电路;
  • 数据速率:10Mbps,满足工业传感器采集、小型PLC通讯等中速需求(比低速RS-485芯片更快,比高速芯片成本更低);
  • 节点数:最多支持32个节点,可搭建小型至中型的多点网络(如楼宇自控的10-30个传感器联网);
  • 静电保护:±15kV(人体模型),工厂车间、户外现场等静电高发环境下,有效减少芯片损坏概率;
  • 工作温度:-40℃~+85℃工业级宽温,覆盖冷库、高温车间、户外设备等恶劣环境;
  • 静态电流:500uA低功耗,适合电池供电的无线传感器节点、低功耗监控设备等场景;
  • 通讯模式:半双工,简化硬件设计(无需全双工的额外发送/接收通道)。

三、封装与引脚配置

GM75176E采用SOP-8贴片封装,体积小巧(尺寸约5.2×6.0mm),适配自动化贴片生产线,便于批量生产。常规引脚功能符合RS-485收发器标准:

  • 1脚(DI):TTL数据输入;
  • 2脚(RO):TTL数据输出;
  • 3脚(RE):接收使能(低电平有效);
  • 4脚(DE):发送使能(高电平有效);
  • 5脚(GND):地;
  • 6脚(A):RS-485差分正信号;
  • 7脚(B):RS-485差分负信号;
  • 8脚(VCC):5V电源输入。

引脚布局与主流RS-485收发器(如MAX485)兼容,可直接替换同规格芯片,降低设计风险。

四、典型应用场景

GM75176E的参数特性决定了其广泛的应用场景:

  1. 工业自动化:小型PLC与温度/压力传感器、伺服电机的通讯;
  2. 楼宇自控:中央空调末端传感器、门禁系统、照明控制的联网;
  3. 安防监控:小型监控网络中摄像头与NVR的中速数据传输;
  4. 消费电子:智能家居设备(如智能门锁、环境传感器)的多点联动;
  5. 户外设备:太阳能发电系统的监测节点、农业物联网的田间传感器通讯(宽温适配)。

五、可靠性与兼容性优势

  • 抗干扰能力:RS-485差分传输可抑制共模干扰,支持长距离传输(10Mbps下可传约100米,低速下可达1200米),适配工业现场布线;
  • 协议兼容性:同时支持RS-485与RS-422协议,可与其他品牌同规格芯片互换;
  • ESD防护:±15kV ESD防护远超一般消费级芯片,减少现场维护成本;
  • 宽温稳定性:-40℃~+85℃范围内性能稳定,无需额外温控电路,降低系统复杂度。

六、成本与低功耗优势

GM75176E的性价比突出:

  • 低功耗:500uA静态电流比部分同类型芯片低30%以上,适合电池供电场景;
  • 单电源设计:5V单电源无需双电源转换,简化电源电路设计;
  • 紧凑封装:SOP-8封装节省PCB空间,降低系统成本。

总结

GM75176E凭借工业级宽温、高ESD防护、低功耗及紧凑封装,成为RS-485/RS-422通讯领域的高性价比选择,广泛适配工业、楼宇、消费电子等多场景需求,是小型多点通讯系统的理想方案。

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