Model & package intelligence
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RENESAS ISL3298EFRTZ-T ISL3298EFRTZ
Configuration
1 options
Configuration
22+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- RENESAS ISL3298EFRTZ-T
- Type
- RENESAS
- Minimum package
- 6000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- RENESAS
- Electronic Component
- ISL3298EFRTZ-T
- Electronic Component
- 1
- Package
- TDFN-8(2x3)
- Type
- Driver
- Electronic Component
- RS-485 / RS-422IC
- Electronic Component
- 0.113g
- Electronic Component
- 256
- Electronic Component
- 1
- Features
- Tx / Rx;;;; Low Power
- Electronic Component
- BM0257437676
- Operating Temperature
- 40℃~+125℃
- Operating Voltage
- 3V~5.5V
- Receiver
- 0
- Data
- 20Mbps
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ISL3298EFRTZ-T 产品概述
一、概述
ISL3298EFRTZ-T 为一款单路差分驱动器，兼容 RS-422/RS-485 总线规范，适用于高速差分数据传输场合。器件工作电压范围宽（3.0V 至 5.5V），在 3.3V 与 5V 系统中均可直接使用；支持最高 20 Mbps 的数据速率，满足大多数工业和工控通信需求。小尺寸 TDFN-8（2×3 mm）封装有助于空间受限的 PCB 布局与模块化设计。
二、主要特性
- 类型：驱动器（1 路驱动，0 路接收）
- 总线兼容：RS-422 / RS-485
- 工作电压：3.0 V ~ 5.5 V，适配 3.3 V / 5 V 系统
- 最大数据速率：20 Mbps，适合高速差分链路
- 静态电流：150 µA（低静态功耗，有利于待机与节能设计）
- 静电保护：±16.5 kV（提供强抗静电能力，增强现场可靠性）
- 工作温度：-40 ℃ ~ +125 ℃（工业级温度范围）
- 封装：TDFN-8（2×3 mm），利于小体积设计与散热
三、典型应用
- 工业现场总线与 PLC 通信接口
- 数据采集与远程 I/O 模块
- 串口到差分总线的转换器与隔离网关（驱动端）
- 楼宇自动化、安防与视频传输系统（差分高速链路）
- 嵌入式控制器的长距离差分通信输出
四、设计与布局建议
- 电源去耦：靠近 VCC 引脚放置 0.1 µF 至 1 µF 陶瓷去耦电容，降低高频干扰与供电抖动。
- 差分线对布线：差分对尽量成对走线且保持特性阻抗一致，避免长侧枝（stubs）。
- 终端与偏置：在总线两端使用阻性终端匹配，视网络拓扑增加偏置电阻以保证空闲状态。
- ESD 与浪涌防护：若工作环境存在高能量脉冲，建议在差分线上增加短路抑制元件（TVS、共模扼流等）。
- 封装散热：TDFN-8 带露热焊盘，应焊接底部焊盘并连到 PCB 大地/散热平面以利散热与接地。
- 布局隔离：模拟/数字电源与信号地分区并在需要处单点连接，以抑制地弹与噪声耦合。
五、封装与可靠性
TDFN-8（2×3 mm）封装体积小且便于自动贴装，适合高密度系统集成。器件具备工业级扩展温度范围（-40 ℃ 至 +125 ℃）与强抗静电能力，适合长期稳定运行于恶劣工况的产品。
六、总结
ISL3298EFRTZ-T 是一款面向工业级差分总线驱动的高性价比器件，兼具宽工作电压、低静态功耗、高速传输和良好抗静电性能。其小封装和工业温度特性使其非常适合空间受限且要求可靠性的现场通信设备。在工程应用中应结合适当的终端匹配、去耦与防护措施，以获得最佳的链路稳定性与电磁兼容性。阅读完整数据手册以获取引脚定义、时序和典型应用电路的详细信息。
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