ATmXT641T中文资料ATMXT641T数据手册Microchip规格书

描述 Description

In ProductionThe recommended alternative touch controller is ATMXT640U.The mXT641T uses the latest capacitive touch technologies thatMicrochip has designed for the highest-performance super phones andtablets. With a revolutionary adaptive-sensing architecture thatfeatures both mutual- and self-capacitance, it enables the highestperformance with the industry's lowest power consumption.With 640 nodes, the mXT641T touchscreen controller supports up to 8inches for Android tablets, 7 inches for Windows 8 mobile devices, andup to 6.2 inches for devices with 1.0mm passive stylus.

The mXT641T touchscreen controller also supports 1 finger Hover tracking at up 20mm height.

Please contact your local Microchip sales office for pricing information and to place an order.

特性 Features

Fully automotive-qualified (Grade 2), operating within the temperature range of -40 to +105 deg CSupports up to 16 concurrent touches in real time with touch size reportingCommunication via a serial interface (I2C or SPI)Integrated voltage doubler option to increase the signal to noise ratio (SNR)Adaptive Sensing (Self and Mutual cap)Supports thick glove (5mm) touchSupport thick lenses (up to 3mm plastic)Superior moisture performanceHover tracking up to 20mmPackage: TQFP100

简介

ATmXT641T属于集成电路（IC）的触摸屏控制器。由制造生产的ATmXT641T触摸屏控制器触摸屏控制器是一种集成电路，可在触摸屏传感器阵列与屏幕操作的设备之间提供接口。该控制器从传感器阵列（通常是电阻式或电容式）接收位置信息。然后，位置信息又通过串行、并行、USB 或 UART 接口传递给微控制器。