Single Channel Capacitive Proximity/Touch Controller
IQS127D Datasheet
IQ Switch® - ProxSense® Series
Single Channel Capacitive Proximity/Touch Controller
The IQS127D ProxS...
Description
IQS127D Datasheet
IQ Switch® - ProxSense® Series
Single Channel Capacitive Proximity/Touch Controller
The IQS127D ProxSense® IC is a fully integrated capacitive sensor with dual outputs (Touch and Proximity outputs).
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Features
Automatic Tuning Implementation (ATI) - Automatic adjustment for optimal performance.
Internal Capacitor Implementation (ICI) – reference capacitor on-chip
Supply voltage: 2.95V to 5.5V Minimum external components Data streaming option
RoHS2
Compliant
Advanced on-chip digital signal processing
User selectable (OTP): 4 Power Modes (15uA min)
IO sink / source
Time-out for stuck key
Output mode (Direct / Latch / Toggle)
Proximity and Touch Button sensitivity
6 pin TSOT23-6
Representations only, not actual markings
Keys: Dielectric:
Touch: Proximity: Material: Thickness:
5mm x 5mm or larger (overlay thickness dependent) Various electrical options (wire / PCB trace / ITO / conductive foil) Various non-metal materials (i.e. glass, plastic, painted surfaces) 6 mm plastic, 10 mm glass
Applications
LCD, Plasma & LED TVs
GSM cellular telephones – On ear detection /
touch keys
LED flashlights or headlamps
White goods and appliances
Office equipment, toys, sanitary ware
Flame proof, hazardous environment Human
Interface Devices
Proximity detection enables backlighting activation Wake-up from standby applications Replacement for electromechanical switches Find-In-The-Dark (FITD) app...
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