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ST STMPE811QTR
Configuration
1 options
Configuration
23+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- ST(STMicroelectronics) STMPE811QTR
- Type
- ST
- Unit
- Electronic Component
- Minimum package
- 4000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- ST(STMicroelectronics)
- Electronic Component
- STMPE811QTR
- Electronic Component
- 1
- Package
- QFN-16-EP(3x3)
- Electronic Component
- Touch Controller IC
- Electronic Component
- 0.15g
- Electronic Component
- 1
- Features
- Integrated ADC
- Electronic Component
- BM0084328609
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 1.8V~3.3V
- Electronic Component
- Electronic Component
- Electronic Component
- 4000
- Voltage
- 4kV
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
STMPE811QTR 产品概述
STMPE811QTR 是意法半导体（STMicroelectronics）推出的一款高性能输入/输出扩展器，专为触摸屏应用设计。其核心优势在于其多功能性与低功耗，兼容多种接口（如 I²C 和 SPI），使其在智能手机、平板电脑及其他便携式设备中成为理想的选择。
1. 关键特性
触摸屏接口
STMPE811QTR 使用四线电阻式触摸屏接口，能够准确探测触摸事件并反馈至主控处理器。这使得设备能够提供更友好和直观的用户体验，不论是在家庭、工业还是消费电子产品中。
分辨率与响应速度
该器件具有12位的高分辨率，意味着它能够识别非常轻微的触摸，确保精准的输入控制。此外，其出色的响应速度能够在触摸操作时提供几乎没有延迟的反馈。
电源特性
STMPE811QTR的工作电压范围为1.8V至3.3V，使其适用于多种电源设计。在低功耗方面，该器件同样表现出色，仅需500nA的供电电流，使其在待机状态下不会浪费宝贵的电池电量。这一特性非常适合需要长时间运行的便携式设备，尤其是在使用电池供电的情况下。
工作温度
STMPE811QTR的工作温度范围从-40°C到85°C，适应了广泛的工作环境。这使其不仅可以用于普通家用电器，也可扩展至更极端的工业应用场景，确保设备的稳定性与可靠性。
2. 接口与通信协议
STMPE811QTR 支持 I²C 和 SPI 两种通信协议，这使得它能够与多种微控制器及其他数字设备无缝良好地集成。I²C 接口因其低引脚需求和简单的连接方式而受到青睐，而 SPI 接口则以其较高的数据传输速度为特色。用户可以根据具体应用需求选择适合的通信方式。
3. 封装与安装
STMPE811QTR 采用16-VFQFN（裸露焊盘）封装，尺寸为3x3mm。表面贴装型的设计极大地减少了占用的空间，有助于小尺寸电路板的构建。其裸露焊盘结构还提供了更好的散热性能，有利于高效热管理。
4. 应用场景
STMPE811QTR 可以广泛应用于多种领域，包括：
- 消费电子：适用于智能手机、平板电脑、便携式游戏设备等，提供高精度触摸输入。
- 工业设备：在工业控制面板、自动化设备中，因其坚固的工作温度范围和低功耗特性，能够确保设备的可靠运行。
- 家用电器：可用于智能家居产品，如智能冰箱、洗衣机等，提升用户交互体验。
- 汽车电子：在车载系统中，STMPE811QTR可为触控界面与驾驶者提供便捷的操作方式。
5. 总结
总而言之，STMPE811QTR 是一款功能强大、低功耗且灵活应用的输入/输出扩展器，适用于现代电子产品日益增长的触摸控制需求。凭借其出色的性能参数、广泛的应用场景以及高集成度，它为各种产品的开发与设计提供了可靠的支持。无论是在设计中需要提升用户体验的消费电子，还是在高要求的工业应用，STMPE811QTR 都能提供满意的解决方案。
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