An integrated circuit device that senses actuation of a capacitive touch key, comprising: an analog-to-digital converter, ADC, having a sampling capacitor, wherein the ADC converts an analog voltage on the sampling capacitor to a digital representation thereof; a digital processor coupled to a digital output of the ADC; first and second connection pins (126, 128); a first digital driver controlled by the digital processor, wherein the first connection pin is adapted for coupling to a first terminal of a capacitive touch key and is coupled to the sampling capacitor through a first switch (110; 338), and wherein the second connection pin is adapted for coupling to a second terminal of the capacitive touch key and is coupled to the first digital driver; a second digital driver controlled by the digital processor, wherein the first connection pin is coupled with the second digital driver through a second switch (130; 338); wherein a voltage pulse from the first digital driver through the capacitive touch key charges the sampling capacitor to a first voltage in proportion to a capacitance ratio thereof, wherein when an object, preferably a finger, having a capacitance to a common potential is in close proximity to the capacitive touch sensor some of the voltage pulse through the capacitive touch sensor is diverted from the sampling capacitor to the common potential, preferably ground, and whereby the sampling capacitor is charged to a second voltage when the object is in close proximity to the capacitive touch key, wherein the second voltage is less than the first voltage; characterized by a high speed switching diode connected in series with an LED, and the series connected LED and high speed switching diode are coupled in parallel with the capacitive touch key, wherein the LED is turned on when the second digital driver drives the first connection pin to a logic high and the first digital driver drives the second connection pin to a logic low. an analog-to-digital converter, ADC, having a sampling capacitor, wherein the ADC converts an analog voltage on the sampling capacitor to a digital representation thereof; a digital processor coupled to a digital output of the ADC; first and second connection pins (126, 128); a first digital driver controlled by the digital processor, wherein the first connection pin is adapted for coupling to a first terminal of a capacitive touch key and is coupled to the sampling capacitor through a first switch (110; 338), and wherein the second connection pin is adapted for coupling to a second terminal of the capacitive touch key and is coupled to the first digital driver; a second digital driver controlled by the digital processor, wherein the first connection pin is coupled with the second digital driver through a second switch (130; 338); wherein a voltage pulse from the first digital driver through the capacitive touch key charges the sampling capacitor to a first voltage in proportion to a capacitance ratio thereof, wherein when an object, preferably a finger, having a capacitance to a common potential is in close proximity to the capacitive touch sensor some of the voltage pulse through the capacitive touch sensor is diverted from the sampling capacitor to the common potential, preferably ground, and whereby the sampling capacitor is charged to a second voltage when the object is in close proximity to the capacitive touch key, wherein the second voltage is less than the first voltage;