한상진-터치 2010. 8. 5. 17:57

 

 

                            A 4-Channel differential calibration capacitive touch sensor

 

 

        * Properties

          - 4-Channel capacitive sensor with differential sensitivity calibration

          - I2C Serial interface

          - Selectable output operation mode ( single output / multi output )

          - Independently adjustable in 128 steps sensitivity 

          - Adjustable response time by the control registers

          - Programmable wake up sequence from SLEEP mode

          - Almost no external component needed

          - Very low current consumption

          - Embedded common and normal noise elimination circuit

          - RoHS compliant 12QFN package

           

       * Applicability

          - Mobile application ( Mobile phone / PDA / PMP / MP3 etc )

          - Membrane switch replacement

          - Sealed control panels, keypads