CAP1214 - Multiple Channel Capacitive Touch Sensor and LED Driver Datasheet - SMSC

Applications Consumer Electronics Desktop and Notebook PCs LCD Monitors Features Fourteen (14) capacitive touch sensor inputs — Compensates for variable sensing pads — Programmable sensitivity — High SNR allows for easy tuning — Automatic recalibration — Slider acceleration and position detection — Proximity detection Lid closure detection Low power operation — 4.5uA quiescent current in Deep Sleep — 250uA quiescent current in Sleep, monitoring 1 button FEEDBACK pin can drive a piezo transducer when a touch is detected User controlled reset Low external component count SMBus 2.0 compliant interface to change operating parameters to work in a wide variety of systems — Block Read and Write function for quick tasking Eleven (11) LED driver outputs — Programmable blink, breathe, and dimness controls — 8 configurable as GPIOs — LEDs can be linked to capacitive sensor channels Development boards and software available Available in 32-pin 5mm x 5mm QFN Lead-free RoHS Compliant package Block Diagram 1. SMSC and the SMSC logo are registered trademarks and SMSC RightTouch is a trademark of Standard Microsystems Corporation ("SMSC").