WMSIC Electronic Components

Hangzhou Ruimeng MS5620

ModelMS5620
PackageSOIC-14
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
MS5620
Type
Relmon
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
MS5620
Electronic Component
1
Package
SOIC-14
Electronic Component
DAC IC
Electronic Component
0.5g
Electronic Component
1
Channel Count
4
Features
Programmable; Integrated Buffer; positions
Electronic Component
BM0265802185
Operating Temperature
40℃~+85℃
Operating Voltage
3V~5V
Electronic Component
10us
Interface Type
SPI
Output Type
Voltage

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MS5620 8位4通道SPI接口ADC产品概述

一、产品定位与核心价值

杭州瑞盟MS5620是一款工业级8位模数转换器(ADC),针对多通道模拟量采集场景优化设计,集成4路模拟输入、SPI串行接口及内置上电复位功能,兼具高性价比、高速率与宽温适应性,可替代部分进口同类型器件,满足工业控制、消费电子等领域的通用模拟信号转换需求。其核心价值在于简化系统设计(内置复位、串行接口省引脚)与稳定可靠(宽温、高线性度),适合对成本敏感且需工业级性能的场景。

二、关键技术参数详解

(一)模拟通道与输出特性

  • 4路独立模拟输入通道,支持单端输入模式,无需差分信号调理,简化前端电路;
  • 电压缓冲输出设计,具备10mA左右驱动能力,可直接对接MCU或数字逻辑电路,无需额外缓冲器;
  • 8位分辨率,覆盖0~满量程的256级精确转换,满足中精度采集(如温度、压力的±1%精度需求)。

(二)精度与速度性能

  • 积分非线性(INL)为1LSB,转换精度接近8位ADC理论极限,无明显非线性误差,保证采集值与真实值的线性对应;
  • 数据速率可达1MHz,每秒完成100万次转换,支持实时动态信号采集(如电机转速、快速变化的电压信号);
  • 稳定时间仅10μs,模拟输入信号变化后10微秒内输出稳定数字值,降低采集延迟,适配高速响应场景。

(三)接口与控制设计

  • 采用SPI串行接口,仅需4根线(时钟SCK、数据输入MOSI、片选CS、地GND),比并行接口节省8~12个引脚,大幅优化PCB布线空间;
  • 内置上电复位电路,系统上电后自动完成复位初始化,无需外部复位电容/电阻,简化硬件设计,减少BOM成本。

(四)电源与环境适应性

  • 工作电压范围3V~5V,兼容锂电池(3.7V)、5V直流电源等多种供电方式,适配不同系统电源设计;
  • 工作温度范围**-40℃~+85℃**,符合工业级温度标准,可在低温(如北方户外设备)、高温(如汽车舱内)环境下稳定工作。

三、典型应用场景

(一)工业自动化与控制

  • PLC模拟量输入模块:采集4路温度(PT100调理后)、压力(变送器0~5V输出)、流量传感器信号;
  • 小型工业设备监测:如电机转速、电压电流监测,满足100kHz以内的采集需求。

(二)消费电子与智能家居

  • 智能穿戴设备:采集皮肤温度、运动加速度的模拟信号,3V供电兼容锂电池;
  • 智能家居节点:如温湿度传感器、光照传感器的信号转换,SPI接口简化布线,适合小体积设备。

(三)汽车电子辅助系统

  • 车载传感器采集:如座椅压力、车门状态监测(宽温设计适配车载环境);
  • 车载小功率控制:如灯光亮度调节的模拟信号转换,响应速度满足实时控制需求。

四、封装与可靠性设计

  • 采用SOIC-14贴片封装,尺寸紧凑(8.65mm×3.91mm),适合自动化SMT生产,降低组装难度;
  • 内置上电复位与宽温设计,提升系统抗干扰能力,减少因电源波动、环境温度变化导致的误操作;
  • 国产芯片本土化供货,响应速度快,支持批量订单的参数定制与技术支持,降低供应链风险。

五、使用注意事项

  1. 模拟输入信号需控制在电源电压范围内(3V~5V),避免过压损坏器件;
  2. SPI接口布线需尽量短且远离高频信号线,减少串扰,保证数据传输稳定性;
  3. 建议在模拟输入引脚并联0.1μF滤波电容,降低噪声干扰,提升转换精度;
  4. 片选信号(CS)需在数据传输前拉低,传输完成后拉高,避免误触发。

MS5620凭借其平衡的性能与成本优势,成为中低速多通道模拟采集场景的高性价比选择,尤其适合对工业级可靠性有要求的国产设备设计。

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