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$1.98View Details
IC SCREEN CNTRL 10BIT 20SOICAR1010-I/SOIC SCREEN CNTRL 10BIT 20SOICUART-177 - Immediate$1.88View Details
IC SCREEN CNTRL 10BIT 20SSOPAR1010-I/SSIC SCREEN CNTRL 10BIT 20SSOPUART-4768 - Immediate$1.73View Details
IC SCREEN CNTRL 10BIT 20SOICAR1010T-I/SOIC SCREEN CNTRL 10BIT 20SOICUART-0 - Immediate$1.75View Details
IC SCREEN CNTRL 10BIT 20SSOPAR1010T-I/SSIC SCREEN CNTRL 10BIT 20SSOPUART-0 - Immediate$1.62View Details
IC SCREEN CNTRL 10BIT 20QFNAR1011-I/MLIC SCREEN CNTRL 10BIT 20QFNUART-0 - Immediate$1.75View Details
IC SCREEN CNTRL 10BIT 20SOICAR1011-I/SOIC SCREEN CNTRL 10BIT 20SOICUART-242 - Immediate$1.88View Details
IC SCREEN CNTRL 10BIT 20SSOPAR1011-I/SSIC SCREEN CNTRL 10BIT 20SSOPUART-994 - Immediate$1.73View Details
IC SCREEN CNTRL 10BIT 20QFNAR1011T-I/MLIC SCREEN CNTRL 10BIT 20QFNUART-0 - Immediate$1.83View Details
IC SCREEN CNTRL 10BIT 20SOICAR1011T-I/SOIC SCREEN CNTRL 10BIT 20SOICUART-0 - Immediate$1.75View Details

Eval Kits and Boards

Manufacturer Part NumberDescriptionSensing RangeAvailable QuantityPrice
AC103003BOARD DEMO PIC10F CAP TOUCH-0 - Immediate$9.52View Details
AC183026KIT ACCY METAL OVER CAP4 Buttons/Keys0 - Immediate$38.25View 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$89.74View Details
DM164125BOARD DEMO PICDEM TOUCH SENSE 1-0 - Immediate$104.57View Details
DM164128KIT DEV PICDEM TOUCH SENSE 2-0 - Immediate$75.14View Details
DM183026-2KIT EVAL MTOUCH CAPACTIVE8 and 12 Buttons/Keys, 2 Sliders0 - Immediate$75.12View Details
DM183026KIT EVALUATION PIC16F/PIC24F-0 - Immediate$64.12View Details
DM183027KIT DEV BOARD TOUCH PICDEM4 Buttons/Keys0 - Immediate$53.10View Details
PTM Published on: 2011-10-28