WMSIC Electronic Components

RENESAS ISL3156EIUZ-T ISL3156EIUZ

ModelISL3156EIUZ-T
PackageMSOP-10
BrandRENESAS
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 22+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
RENESAS ISL3156EIUZ-T
Type
RENESAS
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RENESAS
Electronic Component
ISL3156EIUZ-T
Electronic Component
1
Package
MSOP-10
Type
Transceiver
Electronic Component
RS-485 / RS-422IC
Electronic Component
0.098g
Electronic Component
256
Electronic Component
1
Electronic Component
BM0257491078
Operating Temperature
40℃~+85℃
Operating Voltage
4.5V~5.5V
Receiver
1
Data
20Mbps
Communication
Electronic Component

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

ISL3156EIUZ-T 产品概述

一、产品简介

ISL3156EIUZ-T 是瑞萨(RENESAS)面向工业级串行差分通信的完全版收发器,采用 MSOP-10 封装,集成 1 个驱动器和 1 个接收器,支持 RS-422 与 RS-485 两类差分标准的物理层传输。器件工作电压范围为 4.5V 至 5.5V,满足常见 5V 系统供电要求;数据速率可达到 20 Mbps,工作环境温度覆盖工业级 -40℃ 至 +85℃。该器件适合对可靠性、抗干扰及空间约束有较高要求的工业通信场景。

二、主要技术参数

  • 类型:差分收发器(Transceiver)
  • 驱动器数:1(单驱动器)
  • 接收器数:1(单接收器)
  • 支持标准:RS-422 / RS-485(差分通信物理层)
  • 工作电压:4.5 V 至 5.5 V(典型 5 V 系统兼容)
  • 数据速率:最高 20 Mbps(适用于高速工业串行链路)
  • 工作温度:-40℃ ~ +85℃(工业级温度范围)
  • 封装:MSOP-10(小型矩形封装,利于密集布局)
  • 品牌:RENESAS(瑞萨)

三、关键功能与特性

  • 差分信号传输:支持差分驱动与差分接收,能够有效抑制公共模干扰,适合长距离和噪声环境下的数据传输。
  • 单通道配置:1 驱动 / 1 接收的配置适用于一对差分线的点对点或多点链路设计,便于在板级或模块级实现物理层接口。
  • 宽工作电压窗口:4.5V–5.5V 供电使其能直接融入 5V 逻辑体系,同时对供电波动有一定容忍。
  • 高速通信能力:20 Mbps 的数据速率可满足大多数工业实时采集、控制与点对点高速数据传输需求。
  • 工业级可靠性:支持 -40℃ 至 +85℃ 的环境温度,适合工业自动化、楼宇控制和现场总线等恶劣环境应用。
  • 紧凑封装:MSOP-10 小封装利于在空间受限的 PCB 上使用,便于高密度多通道系统化布局。
  • “完全版”设计(功能集合):基于“完全版”定位,器件在实际应用中通常会具备完善的总线兼容性与保护特性(如总线失能、短路保护、失效保护或内部偏置等机制),具体特性以厂商数据手册为准。

四、典型应用场景

  • 工业自动化现场总线、PLC 与 I/O 模块间的稳健通信。
  • 电机控制与伺服系统中的实时命令与反馈传输。
  • 楼宇及楼宇自控系统(BAS)、安防系统的串行链路。
  • 仪器仪表、数据采集系统与远距离差分通信链路。
  • 工业网关、转换器与串口扩展模块,尤其在多通道设计中可用于节省板上空间。

五、封装与机械信息

ISL3156EIUZ-T 采用 MSOP-10 封装,具备小尺寸、高集成度的优势,适合需要在有限 PCB 面积内布置多个通道的场合。设计时需关注引脚间距、焊盘尺寸及散热路径,以保证器件在工业温度范围内的稳定工作。

六、设计与选型建议

  • 匹配终端电阻:在长线或高速链路中,建议在差分对两端使用合适的终端电阻以减少反射,提升信号完整性。
  • 失效与偏置处理:对于 RS-485 多点总线,推荐在总线空闲时提供失效偏置(例如上拉/下拉)以避免总线悬浮导致的误触发。
  • 差分走线与布线规范:保持差分对等长、紧耦合,并远离高频干扰源;在必要时加入共模扼流圈与共模滤波以增强抗干扰能力。
  • 保护措施:视应用场景加入浪涌保护或气体放电管(GDT)等防雷击/过压器件,在高电磁干扰环境中提高系统可靠性。
  • 热与功耗管理:虽然 MSOP 封装紧凑,但在高数据率或持续高负载时需考虑散热路径与 PCB 铜箔面积以利于散热。

七、常见问题与注意事项

  • 确认供电:严格保证器件供电在 4.5V–5.5V 范围内,避免超出规格引发性能下降或损伤。
  • 兼容性检验:在系统设计中核实与现有 RS-422/RS-485 设备的电平与偏置兼容性,尤其在多厂商互联场景下。
  • 查阅数据手册:本概述基于器件的基本参数与“完全版”定位给出建议,具体引脚功能、电气特性、保护功能及时序等应以瑞萨官方数据手册为最终准则。

总结:ISL3156EIUZ-T 是一款面向工业级差分通信的紧凑型、5V 供电兼容的 1 驱动 / 1 接收收发器,适合需要高数据速率(最高 20 Mbps)和工业温度稳定性的应用场景。结合合理的布线、终端与保护设计,可在多种复杂环境中提供可靠的物理层通信能力。

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