Microchip mTouch AR1100 Analog Resistive USB Touch Screen Controller

Microchip Technology introduced their mTouch AR1100 Analog Resistive USB Touch-Screen Controller. The Microchip AR1100 controller is a high-performance, USB plug-and-play device that offers advanced calibration capabilities as a USB mouse or single-input digitizer. It chip is available now in 20-pin SOIC, SSOP and QFN packages for $.95 each (10,000-unit quantities). The AR1100 is also available as a board product for $12 each in production quantities. The controller is ideal for medical devices, industrial controls, handwriting or signature capture applications.

Microchip Technology mTouch AR1100 Analog Resistive USB Touch-Screen Controller

Microchip mTouch AR1100 Features

  • RoHS Compliant
  • Power-saving Sleep mode
  • Industrial Temperature Range
  • Built-in Drift Compensation Algorithm
  • 96 Bytes of User EEPROM
  • Operating Voltage: 3.3-5.0V +/- 5%
  • Standby Current: <10 uA (UART), <325 uA (USB)
  • Operating Current: <17 mA (no touch), <25 mA (touch)
  • Touch Modes: Off, Stream, Down and Up
  • Touch Sensor Support:
    • 4-wire, 5-wire and 8-wire Analog Resistive
    • Lead-to-Lead Resistance: 500-2000 Ohm
    • Layer-to-Layer Capacitance: 0-0.5 uF
  • Touch Resolution: 12-bit Resolution (maximum), 10-bit Measured
  • Touch Coordinate Report Rate: 150 Reports Per Second (typical)
  • Automatic Detection/Selection
  • UART, 9600 BAUD
  • USB V2.0 Compliant, Full Speed
  • Package types: 20-Lead QFN (5 x 5 mm), 20-Lead SOIC, 20-Lead SSOP

More info: Microchip Technology AR1100 Controller