AR1000 Series Resistive Touch Screen Controller Surface Mount - QFN-20

Mfr Part#: AR1020-I/ML
Mounting Method:  Surface Mount
Package Style:  QFN-20
Packaging:  TUBE
Std Packaging Qty:  91



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$1.65 USD (each)
455+ $1.65


Qty in Stock : 0
Factory Stock : 546
Factory Lead-Time: 28 Weeks
Min. Order Qty: 455
Multiple of: 91
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Product Highlight

  • Technology: Resistive
  • Interface: I2C/SPI

The mTouch AR1000 Series Resistive Touch Screen Controller is a complete, easy to integrate, cost effective, and universal touch screen controller chip solution. The AR1000 Series is designed for high volume, small form factor touch solutions with quick time to market requirements.

The AR1020-I/ML is part of the mTouch AR1000 Series Resistive Touch Screen Controller family and communicates through I2C/SPI and can sustain –40ºC to +85ºC temperature ranges. It has 20 pin in a QFN package and comes in tubes.

Developed by touch experts with over 15 years experience, the AR1000 Series has sophisticated proprietary touch screen decoding algorithms allowing it to send your application fully processed and reliable touch coordinates.

Special Features:

  • RoHS Compliant
  • Power-Saving Sleep mode
  • Industrial Temperature Range
  • Built in drift compensation algorithm
  • 128 Bytes of user EEPROM
  • 4 x 4 mm QFN package
  • Power Requirements:
    • Operating Voltage: 3.3 to 5.0 volts ±5%
    • Standby Sleep Current: <1uA
    • Operating “No touch” Current: 3.0mA typ
    • Operating “Touch” Current: 17mA typ with a touch sensor having 200Ω layers - Actual current is dependent on the touch sensor used
  • Touch Modes:
    • Off, Stream, Down, Up, and more Touch Sensor Support:
    • 4 wire, 5 wire, and 8 wire analog resistive
    • Lead to Lead Resistance: 50Ω to 2,000Ω
    • Layer to Layer Capacitance: 0 to 0.5uF
    • Touch Sensor Time Constant: 500us maximum
  • Touch Resolution:
    • 10-bit resolution maximum
  • Touch Coordinate Report Rate:
    • 140 reports per second typ with a touch sensor of 0.02uF with 200Ω layers - Actual report rate is dependent on the touch sensor used
  • Communications:
    • SPI, slave mode, p/n AR1020
    • I2C, slave mode, p/n AR1020
    • UART, 9600 bps, p/n AR1010

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