MPR083数据手册恩XP中文资料规格书

描述 Description

Overview The MPR083 is an Inter-Integrated Circuit Communication (I2C) driven Capacitive Touch Sensor Controller, optimized to manage an 8-position rotary shaped capacitive array. The device can accommodate a wide range of implementations through 3 output mechanisms, and many configurable options. Archived content is no longer updated and is made available for historical reference only.

特性 Features

•41 uA average supply current with 1 s response time

•2 uA Standby Current

•Variable low power mode response time (32 ms – 4 s)

•Rejects unwanted multi-key detections from EMI events such as PA bursts or user handling

•Ongoing pad analysis and detection is not reset by EMI events

•Data is buffered in a FIFO for shortest access time

•/IRQ output advises when FIFO has data

•System can set interrupt behavior as immediate after event, or program a minimum time between successive interrupts

•Current rotary position is always available on demand for pollingbased systems

•Sounder output can be enabled to generate key-click sound when rotary is touched

•Two hardware selectable I2C addresses allowing two devices on a single I2C bus

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

•5 mm x 5 mm x 1 mm 16 lead QFN package

•Configurable real-time auto calibration>

•Pb-Free and RoHS compliant