WMSIC Electronic Components

RENESAS ISL32478EIBZ-T ISL32478EIBZ

ModelISL32478EIBZ-T
Package8-SOIC
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 23+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
RENESAS ISL32478EIBZ-T
Type
8-SOIC
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RENESAS
Electronic Component
ISL32478EIBZ-T
Electronic Component
1
Package
8-SOIC
Type
Transceiver
Electronic Component
RS-485 / RS-422IC
Electronic Component
0.001g
Electronic Component
128
Electronic Component
1
Features
Tx / Rx;;;; Low Power
Electronic Component
BM0264858902
Operating Temperature
40℃~+85℃
Operating Voltage
4.5V~5.5V
Receiver
1
Data
15Mbps

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

ISL32478EIBZ-T产品概述

一、产品定位与核心身份

ISL32478EIBZ-T是瑞萨电子(RENESAS)推出的半双工RS422/RS485收发器,属于工业级串行通讯器件。该器件集成1路差分驱动器和1路差分接收器,专为需要长距离、多节点、抗干扰通讯的场景设计,是工业自动化、楼宇自控等领域的经典选型之一。

二、关键性能参数解析

该器件的核心参数覆盖「可靠性、通讯能力、环境适应性」三大维度,具体表现如下:

  1. 电源与功耗:工作电压范围4.5V~5.5V,兼容主流5V系统电源,可应对电源波动;静态电流仅2.3mA,待机/低负载状态下功耗控制优异,适合电池供电的便携工业终端。
  2. 通讯性能:最高支持15Mbps数据速率,满足工业现场实时数据传输(如传感器采集、PLC指令下发);最多兼容128个节点组网,无需额外扩展芯片即可构建规模分布式网络。
  3. 抗干扰与防护:静电放电(ESD)防护达±16.5kV(人体模型HBM),远超行业常规水平,可抵御现场操作静电冲击;RS422/RS485差分通讯天然抗共模干扰,适配强电磁环境(工厂车间、变电站)。
  4. 环境适应性:工作温度-40℃~+85℃,符合工业级标准,可在严寒、高温极端工况下稳定运行,无需额外散热/保温。

三、应用场景适配

凭借性能特点,该器件可广泛适配以下场景:

  1. 工业自动化:PLC通讯接口扩展、现场传感器(温度/压力/流量)组网、工业机器人远程控制;
  2. 楼宇自控:HVAC暖通系统、安防监控传感器网络、智能照明集中控制;
  3. 智能交通:交通信号控制器联网、道路监控数据回传、充电桩状态监测;
  4. 医疗与外设:工业级医疗设备数据传输、条码扫描器串行接口(需工业级可靠性)。

四、封装与可靠性设计

采用8引脚小外形集成电路(8-SOIC)封装,体积紧凑(5.3mm×3.9mm),适配小型化设备PCB空间;瑞萨强化引脚机械强度与热稳定性,结合工业级温度范围与高ESD防护,经测试平均无故障工作时间(MTBF)满足工业设备10年以上运行周期。

五、典型应用示例

以「工厂生产线传感器组网」为例:
某生产线需采集100个温度传感器数据,通过RS485总线连接中央PLC。ISL32478EIBZ-T作为每个传感器节点的收发器,利用128节点能力支持全部接入;15Mbps速率保证每秒采集数百数据点;-40℃~+85℃适配车间温差;±16.5kV ESD防护抵御工人操作静电,避免数据中断或器件损坏。

该器件以「高可靠性+低功耗+多场景适配」为核心优势,是工业级串行通讯系统的实用选型。

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.