WMSIC Electronic Components

GATEMODE HMT1040T

ModelHMT1040T
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 Date code within 2 years

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Technical data

Product details

19 specifications

Core information

Product name
GATEMODE HMT1040T
Type
GATEMODE
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
GATEMODE
Electronic Component
HMT1040T
Electronic Component
1
Package
SOP-8
Type
CAN Transceiver
Electronic Component
CAN Transceiver
Electronic Component
0.252g
Electronic Component
1
Channel Count
1
Features
ESD; TXD; Low Power; Bus
Electronic Component
BM0264240227
Operating Temperature
40℃~+125℃
Operating Voltage
5V
Operating Current
70mA
Data
1Mbps

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

HMT1040T CAN收发器产品概述

一、产品核心定位与品牌背景

HMT1040T是国内半导体厂商捷茂微(GATEMODE) 推出的一款工业级CAN收发器,主打「高性价比+宽温可靠性」,针对工业自动化、智能物联网等对总线通信稳定性要求较高的场景设计。作为捷茂微在汽车及工业总线领域的主流产品之一,它负责实现CAN控制器与总线之间的双向信号转换,是搭建CAN网络的核心接口器件。

二、关键参数深度解析

这款收发器的参数直接匹配工业场景的实用需求,核心亮点拆解如下:

  1. 传输速率与协议适配:支持最高1Mbps数据速率,覆盖标准CAN协议的最大带宽,能满足工业现场传感器数据、PLC指令等实时性要求;
  2. 电压与功耗平衡:工作电压为5V(主流系统供电,无需电平转换),动态工作电流70mA(满足高速传输需求),静态电流仅20μA——低功耗特性让设备休眠时大幅降低待机能耗,适合电池供电或长期待机终端;
  3. 宽温环境适应性:工作温度覆盖-40℃~+125℃,符合工业级「宽温标准」,可稳定工作在户外、车间等温差大的恶劣环境,无需额外散热/保温;
  4. 封装规格:采用SOP-8贴片封装,体积小巧(约5.2×6.2mm),适配大多数PCB贴装工艺,便于紧凑型设备(如小型传感器、网关)布局。

三、封装与电气特性补充

SOP-8封装遵循CAN收发器通用设计逻辑,核心引脚功能清晰:

  • 电源引脚(VCC、GND):5V供电,内置基础过流防护(行业常规设计);
  • 总线引脚(CAN_H、CAN_L):差分传输接口,能有效抑制电磁干扰(EMI),保证长距离传输的信号完整性;
  • 数据引脚(TXD、RXD):连接CAN控制器的发送/接收端,实现数字信号与总线差分信号的双向转换;
  • 休眠控制引脚(部分版本含RS引脚):可通过外部信号控制进入低功耗休眠模式,进一步降低待机功耗。

四、典型应用场景

结合参数特性,HMT1040T的主要应用方向集中在4类场景:

  1. 工业自动化:PLC、远程I/O模块、工业机器人的CAN总线接口,实现设备间指令与数据交互;
  2. 智能物联网网关:边缘网关、数据采集终端的总线通信模块,支持多设备接入与远程传输;
  3. 户外监测设备:气象站、环境监测传感器的CAN通信单元,适配宽温与电磁干扰环境;
  4. 小型智能设备:智能家居控制器、车载辅助系统(非汽车级但宽温适配)的CAN接口,兼顾体积与功耗。

五、市场竞争与适配性

作为国产工业级CAN收发器,HMT1040T的优势在于:

  • 成本控制:相比进口同类器件(如TI SN65HVD230),价格更具竞争力;
  • 本地化服务:捷茂微提供国内技术支持,便于客户快速调试量产;
  • 兼容性:兼容主流CAN控制器(NXP SJA1000、Microchip MCP2515等),无需修改硬件即可替换升级,降低研发成本。

六、实用注意事项

  1. 焊接时需注意SOP-8引脚间距(1.27mm),避免桥连;
  2. 静态电流仅在休眠模式生效,需通过RS引脚(若有)或控制器控制进入休眠;
  3. 长距离传输时,建议在CAN_H/CAN_L端并联120Ω终端电阻(符合CAN协议规范)。

HMT1040T凭借「宽温、低功耗、高性价比」的组合优势,成为工业与物联网领域CAN总线设计的实用选择,尤其适合对成本敏感且需适应恶劣环境的项目。

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