Manufacturer: Pixart

Datasheet: PAW3003QS-THQT

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Product Detail

The PAW3003QS-THQT is an optical finger navigation sensor created by Pixart. It features a QFN 28-pin sensor in a small form factor and works with the ADBL-A321 optical lens. The sensor offers programmable resolution from 200cpi to 2000cpi and supports 2/4/8-direction detection and free navigation sensing. It has adaptive resolution that changes with the speed of movement.

Technical Specifications:

  • Type: IC
  • Package Type & Size (mm): LGA 18-pin; 4.2*4.2*0.91
  • Supply Voltage (V): VDDM: 2.5~3.6; VDDIO: 1.62~3.6
  • Operation Current (mA): Typ. 6
  • Sleep Current (µA): Typ. 420 / 90
  • Interface: I2C, 4-wire SPI
  • Tracking Speed (ips): Up to 30
  • PD Current (µA): Typ. 15
  • Peripheral Component: 2pcs capacitors
  • Resolution (cpi): 100~4000
  • Finger Touch Function: Single / Double click
  • Operating Direction: 2/4/8/ Free Direction
  • Adaptive Resolution: Yes

Pixart's PAW3003QS-THQT is a compact optical finger navigation sensor with programmable resolution (200-2000cpi), adaptive resolution, and supports multiple direction detection. Interfaces: I2C, 4-wire SPI.

Features & Benefits

  • QFN 28-pin sensor in Small Form Factor
  • Work with ADBL-A321 optical lens
  • Programmable resolution from 200cpi to 2000cpi
  • Support 2/4/8-direction detection and free navigation sensing
  • Adaptive resolution where resolution will change with speed of movement

Technical Specifications

Package Type & Size (mm)LGA 18-pin; 4.2*4.2*0.91
Supply Voltage (V)VDDM: 2.5~3.6; VDDIO: 1.62~3.6
Operation Current (mA)Typ. 6
Sleep Current (µA)Typ. 420 / 90
InterfaceI2C, 4-wire SPI
Tracking Speed (ips)Up to 30
PD Current (µA)Typ. 15
Peripheral Component2pcs capacitors
Resolution (cpi)100~4000
Finger Touch FunctionSingle / Double click
Operating Direction2/4/8/ Free Direction
Adaptive ResolutionYes
Capacitive Touch DetectionNo



PixArt Imaging Inc. is a CMOS imaging sensing and navigation company offering a broad selection of sensors and technologies to support today’s complex human-machine interface designs. PixArt specializes in CMOS image sensors (CIS), capacitive touch controllers and related imaging application development.

Learn about Pixart

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