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IQS333

Description
9 Channel Projected / 7 Channel Self- Capacitive Touch and Proximity Controller with 2 x 11-bit slider/scroll wheels
File Size2MB,50 Pages
ManufacturerETC2
Download Datasheet View All

IQS333 Overview

9 Channel Projected / 7 Channel Self- Capacitive Touch and Proximity Controller with 2 x 11-bit slider/scroll wheels

IQ Switch
®
ProxSense
®
Series
ProxSense
®
IQS333 Datasheet
9 Channel Projected / 7 Channel Self- Capacitive Touch and Proximity
Controller with 2 x 11-bit slider/scroll wheels
The
IQS333
ProxSense
®
IC is a 9-channel projected (or 7-channel self) capacitive proximity
and touch controller with best in class sensitivity, signal to noise ratio and power consumption.
Other features include automatic tuning of sense electrodes, internal reference capacitor and
internal regulator to reduce total system cost.
Main Features
7 Self or 9 Mutual Channel Capacitive Controller
2 Configurable 11-bit sliders/scroll wheels
Advanced on-chip digital signal processing
Automatic adjustment for optimal performance (ATI)
User selectable Proximity and Touch thresholds
Long proximity range
Automatic drift compensation
RoHS2
Compliant
Fast I
2
C Interface
Event mode or Streaming modes
8 PWM LED/Output drivers (5mA source/10mA sink)
IQS333 QFR32
Representations only, not
actual markings
o
Hardware PWM set through I
2
C memory map – no overhead from host
o
Dimming modes available, up and down
o
Minimum, maximum & adjustable limit levels for dimming modes
Low Power, suitable for battery applications
Supply voltage: 1.8V to 3.6V
<3µA Active sensing in LP mode
Applications
White goods and appliances
Office equipment, toys
Medical and test equipment
Blu-Ray, DVD players, TVs
Available options
T
A
-40°C to 85°C
QFR(5x5)-32
IQS333
Copyright © Azoteq (Pty) Ltd 2015.
All rights reserved.
IQS333 Datasheet
Revision 1.08
Page 1 of 50
October 2015
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