WMSIC Electronic Components

MAXLINEAR SP3243EUEA-L/TR SP3243EUEA

ModelSP3243EUEA-L/TR
PackageSSOP-28-208mil
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 SP3243EUEA-L / TR
Type
MAXLINEAR
Unit
Electronic Component
Minimum package
1500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
MAXLINEAR
Electronic Component
SP3243EUEA-L/TR
Electronic Component
1
Package
SSOP-28-208mil
Type
Transceiver
Electronic Component
RS232IC
Electronic Component
0.792g
Electronic Component
1
Electronic Component
BM0000515142
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.

SP3243EUEA-L/TR 产品概述

一、产品简介

SP3243EUEA-L/TR 是 MAXLINEAR(迈凌)推出的一款工业级全功能收发器(Transceiver),提供 3 路驱动器与 5 路接收器(3/5),支持 RS-232 电平接口。器件内置电荷泵,可在单电源 3.0V 至 5.5V 范围内工作,最高数据速率可达 1 Mbps,工作温度范围为 -40℃ 至 +85℃,适合工业级与嵌入式串口扩展应用。

二、主要特性

  • 工作电压:3.0V 至 5.5V,兼容 3.3V 与 5V 系统逻辑。
  • 数据速率:最高 1 Mbps,满足大多数串口通信需求。
  • 电荷泵:内置电荷泵,生成所需的 RS-232 电平,降低外部电源需求。
  • 通道数:3 个 RS-232 驱动器(T×),5 个接收器(R×),灵活匹配多路串口连接。
  • 静电保护:对 RS-232 引脚提供 ±15 kV(人体模型 HBM)级别静电保护。
  • 封装:SSOP-28(208 mil),便于 PCB 布局与批量焊接。

三、引脚与外部元件建议

为保证电荷泵稳定工作,建议按照器件手册配置四个外部电容(典型为 0.1 µF);同时在 VCC 处并联 0.1 µF 陶瓷旁路电容贴近器件脚位。RS-232 信号线宜走短线并且远离高速开关噪声源,GND 建议采用完整地平面以提高抗扰性能。

四、典型应用场景

  • 工业控制与自动化设备的串口扩展(PLC、运动控制器)。
  • 医疗、检测与测试设备的数据采集接口。
  • POS 终端、票务系统及嵌入式网关的外设通信。
  • 需要多路 RS-232 接收而驱动较少输出的场合。

五、使用与可靠性建议

器件在多数应用中已提供较高的 ESD 保护,但在更严苛的工业环境下建议在连接器处加装外部 TVS 二极管以做额外防护。在布板时将电荷泵电容与 VCC 旁路电容靠近芯片放置,可减少 EMI 干扰与电源纹波,提升通信可靠性。

六、型号与订购信息

完整型号:SP3243EUEA-L/TR,品牌:MAXLINEAR(迈凌),封装:SSOP-28-208mil。适用于需要 3 驱动/5 接收通道、单电源供电并要求工业温度等级的串口设计。

如果需要更详细的电气参数曲线、引脚说明或参考电路,请提供是否需要数据手册或具体应用电路,我可以继续整理关键图表与布局建议。

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