WMSIC Electronic Components

Hangzhou Ruimeng MS4553S

ModelMS4553S
PackageSOT-23-8
BrandElectronic Component
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
MS4553S
Type
Relmon
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
MS4553S
Electronic Component
1
Package
SOT-23-8
Electronic Component
Converter / Level positions
Electronic Component
0.042g
Electronic Component
1
Features
Output; Integrated Resistor
Electronic Component
BM0264230277
Operating Temperature
40℃~+100℃
Data
20Mbps;2Mbps
Output Type
Electronic Component
Type
Electronic Component
Operating Voltage(VCCA)
1.65V~5.5V
Operating Voltage(VCCB)
2.3V~5.5V

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

杭州瑞盟MS4553S双向电平转换芯片产品概述

杭州瑞盟推出的MS4553S是一款2通道双向电平转换芯片,专为不同电压域系统间的信号交互设计,具备宽电压覆盖、多速率兼容、小封装等特点,可满足工业控制、消费电子、物联网等多场景需求。

一、产品定位与核心特性

MS4553S定位于通用型电平转换接口,核心解决不同电压域设备(如低电压FPGA、3.3V MCU、5V外设)间的信号电平不匹配问题。其核心特性包括:

  • 2路独立双向信号通道,无需额外方向控制引脚;
  • 宽电压输入覆盖:VCCA(A端电源)1.65V5.5V,VCCB(B端电源)2.3V5.5V;
  • 双速率支持:最高20Mbps(高速信号)、最低2Mbps(低速信号),适配不同通信协议;
  • 三态输出,避免总线竞争时干扰其他设备;
  • SOT-23-8小封装,节省PCB空间;
  • 工业级温度范围(-40℃~+100℃),适应 harsh环境。

二、关键参数详解

1. 电压域覆盖

MS4553S支持跨电压域信号转换,A端(VCCA)兼容1.65V(如部分低功耗FPGA、1.8V系统)至5.5V(传统5V MCU、外设);B端(VCCB)覆盖2.3V(如2.5V工业系统)至5.5V,可实现多种电压组合的双向转换(如1.8V↔3.3V、3.3V↔5V等)。

2. 数据传输速率

芯片支持两种典型速率:

  • 20Mbps:适用于高速信号交互,如SPI、UART等协议的高速通信场景;
  • 2Mbps:适配低速协议(如I2C、单总线),满足低速率外设(如传感器、存储器)的通信需求。

3. 通道与输出特性

  • 2路独立双向通道,每个通道支持A端与B端的信号双向传输,无需通过额外引脚控制方向,简化电路设计;
  • 三态输出功能:当系统无有效信号时,输出端自动进入高阻态,避免与其他总线设备冲突,提升系统稳定性。

三、封装与引脚说明

MS4553S采用SOT-23-8封装(尺寸约2.9mm×2.5mm),属于小型表面贴装封装,适合便携式设备、高密度PCB设计。典型引脚功能如下(参考瑞盟官方定义):

引脚号 功能描述 1 VCCA(A端电源) 2 IOA1(A端通道1) 3 IOB1(B端通道1) 4 GND(地) 5 IOA2(A端通道2) 6 IOB2(B端通道2) 7 VCCB(B端电源) 8 GND(地)

引脚布局紧凑,双地引脚设计可提升抗干扰能力,减少信号串扰。

四、典型应用场景

MS4553S的宽电压、小封装、工业级温度特性,使其适用于以下场景:

  1. 多电压域系统接口:如1.8V FPGA与3.3V MCU的通信、5V传感器与2.5V工业控制器的交互;
  2. 便携式电子设备:手机、平板、智能穿戴的外设接口(如蓝牙模块、传感器)电平转换;
  3. 工业控制模块:PLC、工业传感器节点(-40℃~+100℃环境)的信号转换;
  4. 物联网节点:低功耗IoT设备(如智能电表、环境监测器)的跨电压通信;
  5. 消费电子外设:USB转串口模块、音频接口等的电平匹配。

五、可靠性与环境适应性

MS4553S具备工业级可靠性:

  • 工作温度范围-40℃~+100℃,可适应户外、高温车间等 harsh环境;
  • 内置ESD防护(典型HBM 2kV以上),提升静电防护能力,降低现场失效风险;
  • 低功耗设计(典型静态电流<1μA),适合电池供电设备,延长续航时间。

六、品牌与产品优势

杭州瑞盟作为国内模拟芯片领域的主流厂商,MS4553S的优势在于:

  • 兼容性强:宽电压覆盖兼容90%以上主流系统电压;
  • 设计简化:双向通道无需方向控制,减少外围元件;
  • 成本效益:小封装+成熟工艺,适合批量应用,降低BOM成本;
  • 技术支持:瑞盟提供完整的 datasheet、应用笔记及技术支持,加速客户产品开发。

MS4553S凭借其灵活的电压适配、稳定的传输性能及小体积设计,成为多电压域系统信号转换的优选方案。

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