Parallel Capacitance

mTouch Capacitive Touch Sensing

Microchip Technology

This tutorial describes sensor construction, discusses various components of the sensor's interface circuitry, and explains the logic behind the sensor's operation.

Related Parts

ImageManufacturer Part NumberDescriptionInterfaceVoltage ReferenceAvailable QuantityPrice
IC SCREEN CNTRL 10BIT 20QFNAR1010-I/MLIC SCREEN CNTRL 10BIT 20QFNUART-171 - Immediate$9.51View Details
IC SCREEN CNTRL 10BIT 20SOICAR1010-I/SOIC SCREEN CNTRL 10BIT 20SOICUART-177 - Immediate$9.04View Details
IC SCREEN CNTRL 10BIT 20SSOPAR1010-I/SSIC SCREEN CNTRL 10BIT 20SSOPUART-4768 - Immediate$8.29View Details
IC SCREEN CNTRL 10BIT 20SOICAR1010T-I/SOIC SCREEN CNTRL 10BIT 20SOICUART-0 - Immediate$8.39View Details
IC SCREEN CNTRL 10BIT 20SSOPAR1010T-I/SSIC SCREEN CNTRL 10BIT 20SSOPUART-0 - Immediate$7.76View Details
IC SCREEN CNTRL 10BIT 20QFNAR1011-I/MLIC SCREEN CNTRL 10BIT 20QFNUART-0 - Immediate$8.39View Details
IC SCREEN CNTRL 10BIT 20SOICAR1011-I/SOIC SCREEN CNTRL 10BIT 20SOICUART-242 - Immediate$9.04View Details
IC SCREEN CNTRL 10BIT 20SSOPAR1011-I/SSIC SCREEN CNTRL 10BIT 20SSOPUART-994 - Immediate$8.29View Details
IC SCREEN CNTRL 10BIT 20QFNAR1011T-I/MLIC SCREEN CNTRL 10BIT 20QFNUART-0 - Immediate$8.79View Details
IC SCREEN CNTRL 10BIT 20SOICAR1011T-I/SOIC SCREEN CNTRL 10BIT 20SOICUART-0 - Immediate$8.39View Details

Eval Kits and Boards

Manufacturer Part NumberDescriptionSensing RangeAvailable QuantityPrice
AC103003BOARD DEMO PIC10F CAP TOUCH-0 - Immediate$45.76View Details
AC183026KIT ACCY METAL OVER CAP4 Buttons/Keys0 - Immediate$183.76View Details
AC243026BOARD EVAL PIC24H MTOUCH CAP-0 - ImmediateSee Page for PricingView Details
AC323027BOARD EVAL PIC32 CAP TOUCH CTMU-0 - ImmediateSee Page for PricingView Details
DM160211KIT DEV MTOUCH PROJ CAPACITIVE3.5" Sensor0 - Immediate$431.13View Details
DM164125BOARD DEMO PICDEM TOUCH SENSE 1-0 - Immediate$502.40View Details
DM164128KIT DEV PICDEM TOUCH SENSE 2-0 - Immediate$361.00View Details
DM183026-2KIT EVAL MTOUCH CAPACTIVE8 and 12 Buttons/Keys, 2 Sliders0 - Immediate$360.88View Details
DM183026KIT EVALUATION PIC16F/PIC24F-0 - Immediate$308.05View Details
DM183027KIT DEV BOARD TOUCH PICDEM4 Buttons/Keys0 - Immediate$255.10View Details
PTM Published on: 2011-10-28