IQS360A-0-QFR Azoteq

IQ Switch ProxSense Series ProxSense IQS360A Datasheet 12 Channel Projected Capacitive Touch & Proximity Controller with Trackpad and Keypad Capability The IQS360A ProxSense IC is 12-channel mutual capacitive touch and proximity controller with market leading sensitivity and automatic tuning. The IQS360A provides a cost effective implementation in a small outline package for keypads and trackpads of up to 4 rows and 3 columns. Keypads can offer second level touch activation (snap) when used with metal snap domes. Main Features 12 mutual channel capacitive controller Trackpad with on chip XY coordinate calculation Configurable up to 4x3 elements 768 x 512 resolution RoHS2 Up to 50Hz report rate Compliant Absolute and relative tracking data 1MHz or 2MHz charge transfer frequency Advanced on-chip digital signal processing Automatic adjustment for optimal performance (ATI) User selectable proximity and touch thresholds Long proximity range Automatic drift compensation IQS360A QFN32 2 Fast I C interface Representations only, not actual markings Event mode or streaming modes Low power, suitable for battery applications Supply voltage: 1.8V to 3.6V <3Aactive sensing LP mode Applications Trackpads Remote controls &smart remotes Electronic keypads or pin pads Printers and navigation key replacement Available options T QFN(5x5)-32 A -20C to 85C IQS360A Copyright Azoteq (Pty) Ltd 2018. IQS360A Datasheet Page 1 of 53 All rights reserved. Revision 1.08 May 2018 IQ Switch ProxSense Series Contents 1 INTRODUCTION ........................................................................................................... 3 2 ANALOGUE FUNCTIONALITY .................................................................................... 3 3 DIGITAL FUNCTIONALITY .......................................................................................... 4 4 HARDWARE CONFIGURATION .................................................................................. 5 5 USER CONFIGURABLE OPTIONS ........................................................................... 10 6 PROXSENSE MODULE ............................................................................................ 20 7 COMMUNICATION ..................................................................................................... 26 8 RF NOISE ................................................................................................................... 29 9 COMMUNICATION COMMAND/ADDRESS STRUCTURE ....................................... 30 10 IQS360A OTP OPTIONS ......................................................................................... 44 11 SPECIFICATIONS ................................................................................................... 45 12 PACKAGE INFORMATION ..................................................................................... 47 13 DEVICE MARKING ................................................................................................. 51 14 ORDERING INFORMATION ................................................................................... 51 15 DATASHEET REVISION HISTORY ........................................................................ 52 16 ERRATA .................................................................................................................. 52 APPENDIX A. CONTACT INFORMATION ..................................................................... 53 Copyright Azoteq (Pty) Ltd 2018. IQS360A Datasheet Page 2 of 53 All rights reserved. Revision 1.08 May 2018