MPR03x数据手册恩XP中文资料规格书

描述 Description

Overview The NXP® MPR03X is an I2C-driven small outline, low profile, low voltage 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
An I²C interface communicates with the host controller at data rates up to 400 kbits/sec
Includes three levels of input signal filtering to detect pad input condition changes due to touch without any processing by the application
Archived content is no longer updated and is made available for historical reference only.

特性 Features

•8 µA average supply current

•Compact 2 mm x 2 mm x 0.65 mm 8-lead UDFN package

•Supports up to 3 touch pads

•Only one external component needed

•Intelligent touch detection capability

•4 uA maximum shutdown current

•1.71V to 2.75V operation

•Threshold based detection with hysteresis

•I2C interface, with optional IRQ

•Multiple devices in a system allow for up to 6 electrodes

•-40° C to +85° C operating temperature range

•The MPR031EPR2 is included in NXP’s product longevity program, with assured supply for a minimum of 10 years after launch