WMSIC Electronic Components

ADI/LINEAR ADM3061EBRZ-R7 ADM3061EBRZ

ModelADM3061EBRZ-R7
Package8-SOIC
BrandADI/LINEAR
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
ADI(Analog Devices) / LINEAR ADM3061EBRZ-R7
Type
ADI/LINEAR
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ADI(Analog Devices) / LINEAR
Electronic Component
ADM3061EBRZ-R7
Electronic Component
1
Package
8-SOIC
Type
Transceiver
Electronic Component
RS-485 / RS-422IC
Electronic Component
0.186g
Electronic Component
128
Electronic Component
1
Electronic Component
BM0264457662
Operating Temperature
40℃~+125℃
Operating Voltage
3V~5.5V
Receiver
1
Data
500Kbps
Communication
Electronic Component

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

ADM3061EBRZ-R7 产品概述

ADM3061EBRZ-R7 是 ADI/Linear 面向工业现场总线的高可靠性半双工 RS-485 收发器,封装为 8-SOIC。器件在 3.0 V 至 5.5 V 的宽电源电压范围下工作,支持高达 500 kbps 的数据速率,最多可连接 128 个节点,适合对抗恶劣环境与高可靠性要求的多点差分总线应用。

一、主要功能与定位

ADM3061EBRZ-R7 为一进一出(1 驱动器、1 接收器)的半双工收发器,专为工业控制、楼宇自动化、仪器仪表和分布式数据采集系统设计。其核心定位是:

  • 提供稳定的 RS-485 差分通讯能力(多点总线、长线缆传输);
  • 在插拔、电流异常和过热等异常工况下保护器件与系统,提升现场可维护性;
  • 支持从 3.0 V 到 5.5 V 的电源,便于与不同逻辑电平系统兼容。

二、关键规格一览

  • 通讯模式:半双工差分总线(RS-485 类似);数据速率最高可达 500 kbps;
  • 驱动器/接收器:1 驱动器 / 1 接收器;
  • 电源电压:3.0 V ~ 5.5 V(兼容 3.3 V 与 5 V 系统);
  • 节点支持:最多 128 个节点(符合多点网络拓扑);
  • 静态电流(Quiescent Current):约 3.5 mA(器件待机/静态状态下的耗电);
  • 工作温度:-40 ℃ ~ +125 ℃(工业级环境);
  • 静电保护:总线端口可耐受 ±30 kV 人体模型(HBM)等级的静电冲击;
  • 封装:8 引脚 SOIC(标准商用/工业 PCB 布局友好)。

三、重要保护特性

ADM3061EBRZ-R7 集成了多项保护机制,增强现场稳定性与安全性:

  • 热插拔保护:支持在带电状态下插拔总线节点,减少现场维护风险;
  • 热关断保护:发生高温或功耗异常时自动关断,防止器件因过热损坏;
  • 使能关断(EN/DE 控制):可通过外部使能管脚快速禁能,提高功耗管理与隔离能力;
  • 过流保护与限流:当总线短路或负载过重时,器件会限制输出电流,保护自身与系统互连设备。

四、引脚与控制要点(设计提示)

  • 常见引脚:VCC、GND、A、B、DI(驱动数据输入)、RO(接收数据输出)、RE、DE(接收/驱动使能);
  • 半双工控制:将 DE 拉高并将 RE 禁能用于发送,DE 拉低并使能 RE 用于接收;也可并联 DE/RE 以实现单引脚方向控制;
  • 总线终接:建议在网络两端使用 120 Ω 终端电阻以抑制反射;如需电平偏置,可采用合适的偏置电阻确保空闲总线的确定性电平;
  • 电源与旁路:在 VCC 与 GND 之间放置合适的高频旁路电容(例如 0.1 μF),并靠近器件电源脚布局,减少电磁干扰与瞬态影响;
  • PCB 布局:差分对 A/B 走线尽量并行且等长,远离高频噪声源;总线入口处考虑浪涌吸收或瞬态抑制器(如 TVS)以增强系统抗扰度。

五、典型应用场景

  • 工业现场总线与 PLC 控制器之间的远距离通讯;
  • 楼宇自动化(照明控制、门禁、门锁系统)与能源管理;
  • 分布式传感器网络、远程 I/O、数据采集终端(DAS/SCADA);
  • 工业以太网旁路或混合总线系统中的串行链路保护。

六、可靠性与部署优势

ADM3061EBRZ-R7 以其宽工作电压、工业级温度范围和高静电耐受特性,适合长期部署在噪声大、插拔频繁的现场环境。集成的热插拔、热关断与过流保护降低了现场维修成本与更换频率,同时使能/关断控制和低静态电流有利于系统级功耗优化与远程设备管理。

总结:ADM3061EBRZ-R7 提供了一套面向工业级 RS-485 网络的稳定、抗扰、可维护的收发器解决方案。对需要现场热插拔、强静电保护和过流/过热自保护机制的分布式通信系统而言,该器件是一个可靠且易于集成的选择。

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