WMSIC Electronic Components

MAXLINEAR SP3082EEN-L/TR SP3082EEN

ModelSP3082EEN-L/TR
PackageSOP-8
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 25+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
MAXLINEAR SP3082EEN-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
SP3082EEN-L/TR
Electronic Component
1
Package
SOP-8
Type
Transceiver
Electronic Component
RS-485 / RS-422IC
Electronic Component
0.166g
Electronic Component
256
Electronic Component
1
Features
Tx / Rx;;;; Low Power
Electronic Component
BM0000515172
Operating Temperature
40℃~+85℃
Operating Voltage
4.5V~5.5V
Receiver
1

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

SP3082EEN-L/TR 产品概述

一、产品简介

SP3082EEN-L/TR 为 MAXLINEAR(迈凌)系列的一款半双工收发器(1 驱动器 / 1 接收器)。器件以 TSSOP-20 封装提供,工作电压 4.5V 至 5.5V,工作温度范围 -40℃ 到 +85℃,典型数据速率可达 115 kbps。该器件适合在需要可靠差分通信的工业和商业系统中作为总线收发接口使用。

二、功能与定位

该器件将单路差分驱动器与单路差分接收器集成于同一芯片,支持半双工工作模式,通常配合方向控制线实现发送/接收切换。设计目标是为差分总线通信(例如工业现场总线、楼宇控制、表计读取等)提供稳健、简单的接口解决方案,适合点对点或多节点总线拓扑。

三、关键参数(基于提供信息)

  • 电源电压:4.5 V ~ 5.5 V
  • 工作温度:-40℃ ~ +85℃(工业级)
  • 数据速率:115 kbps(实现可靠通信的推荐速率)
  • 驱动器/接收器数量:1/1(半双工)
  • 封装:TSSOP-20(常见卷带供应,后缀 /TR 表示卷带包装)

四、应用建议与注意事项

  • 电源去耦:器件靠近 VCC 引脚放置 0.1 μF 陶瓷去耦电容,抑制瞬态噪声。
  • 总线终端:长线或高速场合应在总线两端加合适阻值的终端电阻以匹配传输线阻抗,避免反射。
  • 偏置/故障保护:多节点系统建议使用偏置电阻或内部偏置功能(如器件支持)实现总线空闲态定义,保证接收端在总线悬空时的确定性输出。
  • 方向控制:半双工模式需正确驱动方向控制引脚(由 MCU 或外部逻辑控制),并在切换期间留有足够的空闲时间以避免冲突。
  • 接地与屏蔽:在工业环境中,注意信号地回路与屏蔽层的连接,减少共模干扰和地环路。必要时加入共模扼流圈或瞬态抑制器提高抗扰度。

五、典型应用场景

  • 工业自动化通信节点、传感器网关
  • 楼宇控制系统(如 HVAC、照明控制)
  • 串行设备接口、过程控制与遥测系统
  • 仪表表计与数据采集模块

六、封装与采购信息

型号为 SP3082EEN-L/TR,TSSOP-20 封装,后缀 /TR 表示卷带(Tape & Reel)形式,便于贴片生产。采购时请确认供货批次与产品数据手册以获取详细引脚定义、时序和绝对最大额定值。

如需进一步的电气特性参数、引脚图或参考电路图,我可根据数据手册为您整理详细使用及布板建议。

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Export handoff Typical RFQ workflow

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Replenishment inquiry Typical RFQ workflow

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