江苏润石低功耗、高抗噪性RS-485半双工收发器RS1905/RS1920

Release time:2023-07-04
author:AMEYA360
source:网络
reading:1865

  RS1905/RS1920是一款低功耗、高抗噪性的RS-485半双工收发器,它的数据速率分别为0.5Mbps/20Mbps,可使用在高噪声环境,总线I/O ESD保护:±20kV HBM,无需使用其他系统级ESD保护组件,此外该器件共模电压范围-7至+12V,支持多达 256 个总线节点,适用于长电缆上应用。RS1905/1920器件可提供小型Sop8封装,工作温度范围为–40°C至125°C,该器件适用于电表、逆变器、暖通空调系统和视频监控控制等应用。

江苏润石低功耗、高抗噪性RS-485半双工收发器RS1905/RS1920

  功能特性

  电源电压:3V – 5.5V

  数据速率:RS1905—0.5Mbps

  RS1920—20Mbps

  双工: 半双工

  总线 I/O ESD保护:

  - ±20kV HBM ESD

  - ±6kV IEC 6100-4-2 Contact Discharge

  共模电压范围: -7V to 12V

  可支持总线节点: 256

  待机电流: <5uA

  温度范围: -40℃---125 ℃

  封装形式:SOP8 (4.90mm x 3.91mm)

  产品优势

江苏润石低功耗、高抗噪性RS-485半双工收发器RS1905/RS1920

  ☆  总线引脚可耐受高级别IEC静电放电(ESD),从而无需使用其他系统级ESD保护组件,

  可减少系统BOM;

  ☆  高抗噪性,保证系统在高噪声中稳定运行;

  ☆  低功耗,适合电池供电,功耗较低;

  ☆  提供SOP8封装,适用于空间受限的应用。

  典型应用

江苏润石低功耗、高抗噪性RS-485半双工收发器RS1905/RS1920

  目前RS1905/RS1920已初步量产,欢迎各界工程师朋友申请样品评测。


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