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MPR031 - (MPR031 / MPR032) Proximity Capacitive Touch Sensor Controller

General Description

Table 1 shows the pin assignment for the MPR03X.

For a more detailed description of the functionality of each pin, refer to the appropriate chapter.

Table 1.

Key Features

  • 8 µA supply current with two electrodes being monitored with 64 ms response time and IRQ enabled Compact 2 x 2 x 0.65 mm 8-lead µDFN package Supports up to 3 touch pads Only one external component needed Intelligent touch detection capacity 4 µA maximum shutdown current 1.71 V to 2.75 V operation Threshold based detect.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Freescale Semiconductor Technical Data MPR03X Rev 2.0 11/2008 Product Preview Proximity Capacitive Touch Sensor Controller www.datasheet4u.com MPR03X OVERVIEW MPR031 MPR032 (I2C) Capacitive Touch Sensor Controller The MPR03X is an Inter-Integrated Circuit Communication driven Capacitive Touch Sensor Controller, optimized to manage two electrodes with interrupt functionality, or three electrodes with the interrupt disabled. It can accommodate a wide range of implementations due to increased sensitivity and a specialized feature set. Features • • • • • • • • • • • • • • • • • • 8 µA supply current with two electrodes being monitored with 64 ms response time and IRQ enabled Compact 2 x 2 x 0.