WMSIC Electronic Components

MICROCHIP MCP3561RT-E/NC MCP3561RT

ModelMCP3561RT-E/NC
PackageUQFN-20(3x3)
BrandMICROCHIP
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

20 specifications

Core information

Product name
MICROCHIP MCP3561RT-E / NC
Type
MICROCHIP
Unit
Electronic Component
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
MICROCHIP
Electronic Component
MCP3561RT-E/NC
Electronic Component
1
Package
UQFN-20(3x3)
Electronic Component
ADC IC
Electronic Component
0.2g
ADC
Sigma-Delta
Electronic Component
106.7dB
Electronic Component
1
Channel Count
1
Sampling
153.6kHz
Features
positions; Multiplexer; Built-in Temperature Sensor
Variable Gain
Electronic Component
Electronic Component
BM0265145412

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

MCP3561RT-E/NC 24位Σ-Δ模数转换器产品概述

MCP3561RT-E/NC是Microchip推出的一款高性能24位Σ-Δ(Sigma-Delta)模数转换器(ADC),针对工业控制、精密测量、电池供电设备等场景优化,具备高分辨率、灵活配置、宽环境适应性等特点,以下是详细概述:

一、核心架构与性能表现

MCP3561RT-E/NC采用Sigma-Delta ADC架构,通过过采样技术(采样率远高于Nyquist频率)和数字滤波,将量化噪声转移到高频段并滤除,实现高分辨率与低噪声的平衡。核心性能参数如下:

  • 分辨率:24位,可精确捕捉微小信号变化(如微伏级生物电信号);
  • 采样率:153.6kHz,满足中速信号采集需求(如工业传感器实时数据、音频信号等);
  • 信噪比(SNR):106.7dB,噪声水平低,适合低幅度信号检测(避免信号被噪声淹没);
  • 积分非线性(INL):±10LSB,线性度表现稳定,转换结果偏差小;
  • 数据速率:与采样率同步为153.6kHz,可快速输出转换后的数据,支持实时处理。

二、灵活的输入与增益配置

针对不同信号场景,MCP3561RT-E/NC提供灵活的输入与增益选项:

  • 差分输入:支持差分信号采集,可有效抑制共模噪声(如电源线干扰、环境电磁辐射),提升信号纯度;
  • 可变增益:内置可变增益放大器(PGA),可根据输入信号幅度调整放大倍数,适配从微伏级到伏级的信号范围(避免小信号量化误差、大信号过冲失真);
  • 单通道设计:1个差分输入通道,专注单路信号的高精度采集,简化电路设计(无需多通道切换逻辑)。

三、时钟与基准源的双重选择

为满足不同系统设计需求,MCP3561RT-E/NC提供时钟与基准源的双重配置:

  • 时钟选项:
    • 内置时钟:频率范围3.3MHz~6.6MHz,无需外部晶振,减少BOM成本与PCB空间;
    • 外置时钟:支持1MHz~20MHz,可根据系统需求选择(如更高频率提升采样率、多设备时钟同步);
  • 基准源选项:
    • 内置基准:温漂15ppm/℃,在-40℃~+125℃范围内温度稳定性好,保证转换精度;
    • 外置基准:可选更高精度基准源,满足严苛精度场景(如计量级设备、实验室仪器)。

四、电源与环境适应性

MCP3561RT-E/NC针对恶劣环境与宽电源场景优化:

  • 宽电源电压:2.7V~3.6V,兼容3.3V系统、3.7V锂电池(带保护板)、2.7V低功耗电池,无需额外电压转换电路;
  • 工业级温度范围:-40℃~+125℃,可在户外、工业车间、车载等极端温度下稳定工作(如冬季户外监测、夏季车间高温环境);
  • 内置温度传感器:实时监测ADC自身温度,支持软件温度补偿,进一步提升精度;同时可用于系统级温度监测,减少额外添加温度传感器的成本与空间。

五、接口与典型应用场景

  • SPI接口:采用高速串行SPI接口,仅需SCK、MOSI、SS等少量引脚,布线简单,可快速与MCU/MPU通信,适合实时数据采集(如工业控制中的闭环反馈);
  • 典型应用:
    1. 工业传感器采集:压力、温度、流量传感器的差分信号采集(抗干扰、宽温适应);
    2. 精密测量仪器:万用表、数据记录仪(24位高分辨率+低噪声);
    3. 电池供电设备:便携式心电图仪、环境监测仪(宽电压+内置时钟/基准);
    4. 汽车电子:胎压监测、电池管理系统(工业级温度+抗电磁干扰);
    5. 医疗设备:生物电信号(如ECG、EEG)检测(低噪声+差分输入)。

总结

MCP3561RT-E/NC结合Sigma-Delta架构的高分辨率优势,搭配灵活的时钟/基准源、宽温宽压、内置温度传感器等功能,适配工业、医疗、便携式等多领域的高精度模数转换需求,是Microchip针对中高速高精度场景推出的实用型ADC,可有效简化系统设计并提升性能。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.