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 TSC 4/5/8 WIRE RES 20-QFNAR1010-I/MLIC TSC 4/5/8 WIRE RES 20-QFNUART-171 - Immediate$2.08View Details
IC TSC 4/5/8 WIRE RES 20-SOICAR1010-I/SOIC TSC 4/5/8 WIRE RES 20-SOICUART-125 - Immediate$1.98View Details
IC TSC 4/5/8 WIRE RES 20-SSOPAR1010-I/SSIC TSC 4/5/8 WIRE RES 20-SSOPUART-4591 - Immediate$1.82View Details
IC TSC 4/5/8 WIRE RES 20-SOICAR1010T-I/SOIC TSC 4/5/8 WIRE RES 20-SOICUART-0 - Immediate$2.26View Details
IC TSC 4/5/8 WIRE RES 20-SSOPAR1010T-I/SSIC TSC 4/5/8 WIRE RES 20-SSOPUART-0 - Immediate$2.09View Details
IC TSC 4/5/8 WIRE RES 20-QFNAR1011-I/MLIC TSC 4/5/8 WIRE RES 20-QFNUART-0 - Immediate$2.26View Details
IC TSC 4/5/8 WIRE RES 20-SOICAR1011-I/SOIC TSC 4/5/8 WIRE RES 20-SOICUART-242 - Immediate$1.98View Details
IC TSC 4/5/8 WIRE RES 20-SSOPAR1011-I/SSIC TSC 4/5/8 WIRE RES 20-SSOPUART-807 - Immediate$1.82View Details
IC TSC 4/5/8 WIRE RES 20-QFNAR1011T-I/MLIC TSC 4/5/8 WIRE RES 20-QFNUART-0 - Immediate$2.37View Details
IC TSC 4/5/8 WIRE RES 20-SOICAR1011T-I/SOIC TSC 4/5/8 WIRE RES 20-SOICUART-0 - Immediate$2.26View Details

Eval Kits and Boards

Manufacturer Part NumberDescriptionSensing RangeAvailable QuantityPrice
AC103003BOARD DEMO PIC10F CAP TOUCH-0 - Immediate$10.02View Details
AC183026KIT ACCY METAL OVER CAP4 Buttons/Keys0 - Immediate$40.25View Details
DM160211KIT DEV MTOUCH PROJ CAPACITIVE3.5" Sensor0 - Immediate$94.42View Details
DM164125BOARD DEMO PICDEM TOUCH SENSE 1-0 - Immediate$110.03View Details
DM164128KIT DEV PICDEM TOUCH SENSE 2-0 - Immediate$79.07View Details
DM183026-2KIT EVAL MTOUCH CAPACTIVE8 and 12 Buttons/Keys, 2 Sliders0 - Immediate$79.04View Details
DM183026KIT EVALUATION PIC16F/PIC24F-0 - Immediate$67.47View Details
DM183027KIT DEV BOARD TOUCH PICDEM4 Buttons/Keys0 - Immediate$55.87View Details
PTM Published on: 2011-10-28