# AT42QT1011-TSHR

**Microchip Tech** · Touch Sensors · SOT-23-6

AT42QT1011-TSHR from Microchip Tech, in a SOT-23-6. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | OUT | output | Output state, active high with push-pull driver capable of sourcing or sinking up to 2 mA. |
| 2 | VSS | power_in | Supply ground, negative power supply reference. |
| 3 | SNSK | bidirectional | Sense pin for charge-transfer sensing connected to Cs capacitor and electrode via Rs series resistor. |
| 4 | SNS | bidirectional | Sense pin for charge-transfer sensing connected to Cs capacitor. |
| 5 | VDD | power_in | Positive power supply from 1.8 V to 5.5 V, requires 100 nF bypass capacitor to VSS. |
| 6 | SYNC | input | Synchronization and mode control input for selecting Fast, Low Power, or SYNC operating mode. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Microchip Tech |
| Package | SOT-23-6 |
| Category | Sensors |
| Pins | 6 |

## CAD (KiCad official)

- Symbol: `AT42QT1011-TSHR`
- Footprint: `Package_TO_SOT_SMD:SOT-23-6`
- 3D model: SOT-23-6 (KiCad packages3D, STEP)
- 3D model files: `at42qt1011-tshr-etched.step` / `at42qt1011-tshr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `at42qt1011-tshr.step` / `at42qt1011-tshr.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [Microchip Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884075826724864) (25 pp, sha256 `d700ae535b5f3cb5`, retrieved 2026-09-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/at42qt1011-tshr-datasheet.pdf)