Microchip Technology AT42QT2100-AUR Sensor, Capacitive Touch
IC TOUCH SENSOR 32TQFP

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
AT42QT2100-AUR
Detailed Description
IC TOUCH SENSOR 32TQFP
Package
32-TQFP
Key Features
Package / Case: 32-TQFP; Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
AT42QT2100-AUR Datasheet
Quick Jump:
Technical Specifications
Microchip Technology AT42QT2100-AUR Sensor, Capacitive Touch technical specifications.
General
Interface
SPI
Package / Case
32-TQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
2V ~ 5.5V
Type
Buttons, Slider, Wheel
Resolution
14 b
Number of Inputs
Up to 8
Proximity Detection
Yes
Alternate Parts Comparison (AT42QT2100-AUR vs AT42QT1110-AZ vs AT42QT1111-AU vs AT42QT1085-AU)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 32-TQFP | 32-TQFP | 32-TQFP | 32-TQFP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Supply Voltage | 2V ~ 5.5V | 3V ~ 5.5V | 1.8V ~ 5.5V | 2V ~ 5.5V |
| Interface | SPI | SPI | SPI | SPI |
| Number of Inputs | Up to 8 | Up to 11 | Up to 11 | Up to 8 |
| Proximity Detection | Yes | No | No | No |
| Type | Buttons, Slider, Wheel | Buttons | Buttons | Buttons |
| Led Driver Channels | -- | Up to 7 | Up to 7 | Up to 16 |
| Action |
More Parts in Capacitive Touch Sensor Interfaces
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.