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PCA9510ADP,118 PCA9510ADP
Configuration
1 options
Configuration
24+
Available for RFQ
Technical data
Product details
15
specifications
Core information
- Product name
- NXP PCA9510ADP, 118
- Type
- NXP
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- NXP
- Electronic Component
- PCA9510ADP,118
- Electronic Component
- 1
- Package
- TSSOP-8
- Electronic Component
- Signal Buffer / Repeater / Distributor
- Electronic Component
- 0.064g
- Electronic Component
- 1
- Features
- Bus Capacitor Isolated
- Electronic Component
- BM0238660718
- Electronic Component
- Electronic Component
- Electronic Component
- 2500
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
PCA9510ADP,118 产品概述
一、简介
PCA9510ADP,118 是恩智浦（NXP）推出的一款单通道 I²C 缓冲器/转接驱动器，面向需支持热插拔和总线隔离的系统。器件通过两线式总线输入/输出对 I²C 信号进行缓冲和转接，支持最高 400 kHz 的数据速率（Fast-mode），适用于嵌入式、通信和工控等需要可靠总线分离的场景。
二、主要特性
- 工作电源范围：2.7 V 至 5.5 V，方便在 3.3 V 与 5 V 系统间使用。
- 静态供电电流：典型 3.5 mA；低功耗设计有利于系统功耗控制。
- 输入电容：约 1.9 pF，低电容有助于保持上升/下降时间和信号完整性。
- 支持速率：最高 400 kHz，兼容标准模式与快速模式 I²C。
- 温度范围：-40 °C 至 +85 °C，满足工业级应用要求。
- 封装：TSSOP-8 表面贴装，利于高密度 PCB 布局与自动化贴装。
三、典型应用
- I²C 总线热插拔保护与隔离，防止插拔瞬态影响主控。
- 总线分段以扩大驱动能力，提高节点数与降低负载对主控制器的影响。
- 不同电压域之间的简单电平兼容与缓冲（在供电与拉升电阻合理配置下）。
- 嵌入式系统、通信设备、工业控制模块、测试测量仪器等。
四、封装与 PCB 设计建议
TSSOP-8 小封装便于在空间受限板上布局。建议在 VCC 引脚附近放置 0.1 µF 去耦电容，接地平面完整以降低寄生电感。SDA/SCL 连接线尽量短且避免与高频或大电流回路平行走线，拉升电阻值需根据总线电容与上升时间要求合理选取。
五、选型与注意事项
- 虽可支持 2.7–5.5 V 供电，但若用于不同电压域做电平转换，需确认两侧拉升电阻与供电时序。
- 总线总电容过大时可能需分段布线或增加缓冲器，以保证上升时间与信号完整性。
- 关注器件的电源上电/下电顺序与系统热插拔策略，避免因电源未稳定而导致功能异常。
小结：PCA9510ADP,118 提供一通道、低电容、高可靠性的 I²C 缓冲/转接功能，适合需要热插拔和总线分段管理的应用场景，且在封装和电气特性上兼顾工业环境与板级集成需求。
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