AT42QT1012-TSHR, Capacitive Touch Screen Controller, 9 bit Serial 2-Wire, 6-Pin SOT-23

  • RS Stock No. 715-3915
  • Mfr. Part No. AT42QT1012-TSHR
  • Manufacturer Microchip
Product overview and Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

AT42QT1012 Single Channel QTouch® Touch Sensor IC

Microchips AT42QT1012 touch capacitive touch controller is a small 6-pin and SOT-23 package. This touch controller can be configured for one key as a single key or proximity sensor. Not to mention, the AT42QT1012 can cater for 6mm x 6mm key outlines and support different shapes and sizes. This chip can also be programmed for toggle mode or an auto-off delay and external cancel.

Features and Benefits:

  • 6mm x 6mm with different sizes and shapes

  • Only one PCB layer required

  • Single key of proximity sensor

  • One or toggle mode with programmable auto-off delay and external cancel


  • Control Panels

  • Consumer applications

  • IoT

  • Proximity sensor applications

  • Toys

  • Lighting controls

  • Button replacement

AT42QT1012 Evaluation board

See 193-6491 to be able to easily experiment with the AT42QT1012

Human Machine Interface (HMI), Microchip

Attribute Value
Resolution 9 bit
Interface Type Serial
Sensing Technology Capacitive
Sensing Wire Type 2-Wire
Mounting Type Surface Mount
Package Type SOT-23
Pin Count 6
Typical Operating Supply Voltage 1.8 → 5.5 V
Dimensions 3 x 1.75 x 1.3mm
Length 3mm
Width 1.75mm
Height 1.3mm
Maximum Operating Temperature +85 °C
Minimum Operating Temperature -40 °C
Temporarily out of stock - back order for despatch 07/05/2020, delivery within 6 working days
Price (VAT excluded) Each
TWD 38.00
(exc. GST)
TWD 40.00
(inc. GST)
Per unit
1 - 9
10 - 49
50 - 99
100 - 249
250 +
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