IQS525 Trackpad IC Azoteq IQS525 projected capacitive touch and proximity trackpad/touchscreen controller features high sensitivity, excellent signal to noise ratio, and automatic tuning of electrodes. Low power proximity detection allows for extremely low power operation. IQS525 delivers 25 channels with a minimum report rate of 220Hz and a resolution of 1280 x 768. It is ideal for compact capacitive keyboards, remote control trackpads, and portable devices. IQS525 is offered in a 28 pin QFN package.