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RENESAS ISL3175EIBZ-T ISL3175EIBZ
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- RENESAS ISL3175EIBZ-T
- Type
- RENESAS
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- RENESAS
- Electronic Component
- ISL3175EIBZ-T
- Electronic Component
- 1
- Package
- SOIC-8
- Type
- Transceiver
- Electronic Component
- RS-485 / RS-422IC
- Electronic Component
- 0.348g
- Electronic Component
- 256
- Electronic Component
- 1
- Features
- Tx / Rx;;;; Low Power
- Electronic Component
- BM0257394535
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 3V~3.6V
- Receiver
- 1
- Data
- 500Kbps
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ISL3175EIBZ-T 产品概述
一、简介
ISL3175EIBZ-T 为 RENESAS（瑞萨）推出的一款高可靠性半双工差分收发器，封装为 SOIC-8，适用于 RS-422/RS-485 通讯场合。器件集成 1 路驱动器与 1 路接收器，工作电压范围 3.0V 至 3.6V，支持最高 500 kbps 的数据速率和最多 256 节点网络，且在工业温度范围 -40℃ 至 +85℃ 下稳定工作。
二、主要功能特性
- 热插拔保护，现场插拔设备时降低总线扰动与损伤风险。
- 自动故障恢复（auto fault recovery），在总线异常后可自动恢复通信。
- Tx/Rx 启用控制，支持独立使能驱动器与接收器，方便低功耗或仲裁设计。
- 热关断保护（thermal shutdown），超过温度阈值时自动断开输出，防止器件损坏。
- 使能关断功能，通过使能脚实现器件完全关闭以节省功耗。
- 过流保护（over‑current protection），在短路或总线冲突时限制电流。
- 低功耗模式，静态电流典型值 510 µA，适合电池供电或节能系统。
- 静电保护 ±15 kV（人体模型），提高抗电磁干扰和静电放电能力。
三、电气与通信性能
器件在 3.0–3.6V 工作电压下支持半双工 RS‑485/RS‑422 差分传输，最高数据率 500 kbps，允许多达 256 个节点接入，适合现场总线、楼宇控制和工业自动化等需要多节点长线通信的场景。输入/输出拥有完善的故障与保护机制，确保在总线错误或短路情况下系统安全。
四、封装与引脚概要
封装为标准 SOIC‑8，便于插板和表面贴装组装。典型引脚包括 VCC、GND、A、B、DE（驱动器使能）、RE（接收器使能）、DI（驱动器输入）与 RO（接收器输出），与常见 RS‑485 收发器引脚兼容，方便替换与二次开发。
五、应用建议与布局要点
- 总线两端应并联合适的终端电阻（通常 120 Ω）以匹配阻抗，减少反射。
- 推荐使用 failsafe 偏置电阻或上拉/下拉网络，保证空闲总线时定义的电平。
- VCC 旁放置 0.1 µF 陶瓷去耦电容，靠近器件电源引脚焊盘以抑制瞬态。
- 在高噪声或长线环境下，注意地线回流设计与信号线走向隔离，必要时加常模电感。
- 利用器件的使能与低功耗特性，在空闲或电池供电系统中降低能耗。
六、典型应用场景
适用于楼宇自动化、工业现场总线、楼层控制器、安防系统、仪器仪表以及其它需要稳健差分通信与热插拔能力的场合。丰富的保护功能与宽温范围使其在恶劣环境下具有良好可靠性。
总结：ISL3175EIBZ-T 提供稳健的 RS‑422/RS‑485 半双工传输能力、完善的保护与低功耗特性，封装紧凑、易于集成，是工业与楼宇控制类系统的理想差分收发器选择。
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