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IQS227AS Datasheet, PDF (1/31 Pages) List of Unclassifed Manufacturers – Single Channel Capacitive Proximity/Touch Controller | |||
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IQ Switch®
ProxSense® Series
IQS227AS Datasheet
IQ Switch® - ProxSense® Series
Single Channel Capacitive Proximity/Touch Controller
The IQS227AS ProxSense® IC is a fully integrated Self Capacitive sensor with dual outputs
(Touch and Proximity outputs).
Features
ï· Sub 2.5µA in Low Power Mode while sensing Proximity
ï· Automatic Tuning Implementation (ATI) - Automatic tuning of sense electrode
ï· Internal Capacitor Implementation (ICI) â reference capacitor on-chip
ï· Supply voltage: 1.8V to 3.6V
ï· Minimum external components
ï· Data streaming option
ï· Advanced on-chip digital signal processing
RoHS2
ï· User selectable (OTP): 4 Power Modes
IO sink / source
Compliant
Time-out for stuck key
Output mode (Direct / Latch / Toggle)
Proximity and Touch Button sensitivity
6 pin TSOT23-6
Representations only,
not actual markings
Applications
ï· LCD, Plasma & LED TVs
ï· GSM cellular telephones â On ear detection / touch keys
ï· LED flashlights or headlamps
ï· White goods and appliances
ï· Office equipment, toys, sanitary ware
ï· Flame proof, hazardous environment Human Interface Devices
ï· Proximity detection enables backlighting activation
ï· Wake-up from standby applications
ï· Replacement for electromechanical switches
ï· Find-In-The-Dark (FITD) applications
ï· Automotive: Door pocket lighting, electric window control
ï· GUI trigger on Proximity detected
Available options
TA
TSOT23-6
-40°C to 85°C IQS227AS
Copyright © Azoteq (Pty) Ltd 2015
All rights reserved
IQS227AS Datasheet
Revision 1.05
Page 1 of 31
October 2015
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