WMSIC Electronic Components

MAXLINEAR SP3243EUEY-L/TR SP3243EUEY

ModelSP3243EUEY-L/TR
PackageTSSOP-28
BrandMAXLINEAR
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+

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Technical data

Product details

20 specifications

Core information

Product name
MAXLINEAR SP3243EUEY-L / TR
Type
MAXLINEAR
Unit
Electronic Component
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
MAXLINEAR
Electronic Component
SP3243EUEY-L/TR
Electronic Component
1
Package
TSSOP-28
Type
Transceiver
Electronic Component
RS232IC
Electronic Component
0.296g
Electronic Component
1
Electronic Component
BM0000515135
Operating Temperature
40℃~+85℃
Operating Voltage
3V~5.5V
Receiver
5
Data
1Mbps
Static Current
0.3mA

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

SP3243EUEY-L/TR 收发器产品概述

一、产品核心身份与品牌定位

SP3243EUEY-L/TR是MAXLINEAR(迈凌) 推出的工业级多通道RS-232收发器,属于高集成度串行通信接口器件。该型号针对多串口通信场景优化,具备3个驱动器(Driver)和5个接收器(Receiver)的通道配置,采用TSSOP-28封装,适用于对空间、可靠性和宽温适应性有要求的嵌入式系统及工业设备。

二、关键参数深度解析

1. 通道配置

支持3驱动器+5接收器(3/5配置),可实现3个双向RS-232通信通道(每个通道1发1收),剩余2个接收器可用于单向数据接收,满足多设备并行通信需求(如同时连接传感器、打印机、HMI等外设)。

2. 数据传输能力

最大数据速率为1Mbps,覆盖RS-232协议的典型通信速率范围(如9600bps、115200bps、230400bps等),可满足大部分低速串行通信场景的实时性要求。

3. 电源与电压兼容性

工作电压范围为3V~5.5V,兼容主流嵌入式系统的供电电压(如3.3V ARM MCU、5V legacy单片机),无需额外电平转换电路,降低系统设计复杂度。

4. 静电防护(ESD)

具备**±15kV人体模型(HBM)** 静电防护能力,符合IEC 61000-4-2标准,可有效抵御工业现场、终端设备使用过程中的静电冲击,减少器件损坏风险。

5. 温度适应性

工作温度范围为**-40℃~+85℃**,属于工业级温度等级,可稳定运行于户外、工厂车间等恶劣环境(如低温严寒、高温湿热场景),无需降额使用。

6. 集成电荷泵

内置电荷泵电路,无需外接高压电容或外部电源(传统RS-232需±12V电源),仅需单电源即可生成RS-232所需的电平,大幅简化外围电路设计,降低BOM成本。

三、核心功能与应用优势

1. 电路设计简化

内置电荷泵消除了对±12V高压电源和外接电容的依赖,外围仅需少量滤波电容即可工作,缩小PCB面积,适合紧凑型设备(如手持终端、小型工业控制器)。

2. 宽电压系统适配

3V~5.5V电压范围兼容新旧系统,无需在3.3V与5V系统间增加电平转换芯片,提升系统集成度,减少故障点。

3. 高可靠性防护

±15kV ESD防护可有效避免生产、运输、使用过程中的静电损坏;工业级宽温范围确保极端环境下的稳定通信,降低售后维护成本。

4. 多通道扩展性

3/5通道配置可同时支持3个双向串口和2个单向接收通道,满足工业控制、商业终端等场景的多外设连接需求(如PLC需连接多个传感器、HMI、编程接口)。

四、典型应用场景

  1. 工业控制设备:PLC(可编程逻辑控制器)、工业机器人的多串口通信(与传感器、执行器、上位机交互);
  2. 商业终端:POS收款机、自助售货机(连接打印机、扫描枪、读卡器等外设);
  3. 嵌入式系统:工业级嵌入式主板、物联网网关(多串口数据采集与传输);
  4. 通信设备:小型路由器、交换机的控制台接口(RS-232配置端口);
  5. 医疗仪器:小型监护仪、便携式医疗设备(串口数据传输与调试)。

五、封装与可靠性总结

SP3243EUEY-L/TR采用TSSOP-28封装(薄型小尺寸,引脚间距0.65mm),适合高密度PCB布局,可有效节省设备内部空间。其集成电荷泵、宽电压兼容、工业级宽温及高ESD防护等特性,使其成为多串口通信场景下的高性价比选择,尤其适用于对可靠性和环境适应性要求较高的工业与商业应用。

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