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AR1021-I/SS AR1021-I/SS is a 10-bit resistive touch screen controller from Microchip Technology. It supports 4, 5, or 8 wire resistive touchscreens and operates over I²C/SPI interface with supply voltage from 2.5V to 5V.
Mfr Part #:

AR1021-I/SS

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
AR1021-I/SS is a 10-bit resistive touch screen controller from Microchip Technology. It supports 4, 5, or 8 wire resistive touchscreens and operates over I²C/SPI interface with supply voltage from 2.5V to 5V.
✓ Total Stock: 2,581 pcs

AR1021-I/SS Available from 1 distributor

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AR1021-I/SS Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Industrial Grade
Interface
Lead Style
Medical Grade
Military Grade
Mounting Type
Operating Temperature
Resolution (Bits)
SVHC Present
Supplier Device Package
Supplier Package
Tape & Reel
Touchscreen
Voltage
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AR1021-I/SS Description

Short technical summary and product information.

The AR1021-I/SS is a 10-bit resistive touch screen controller IC from Microchip Technology. It features a 10-bit resolution ADC for touch position detection and supports 4, 5, or 8 wire resistive touchscreens. The device communicates via I²C or SPI serial interface, offering flexibility for various system designs.

 

Operating from a supply voltage range of 2.5V to 5V, the AR1021-I/SS draws a typical supply current of 17 mA. It is designed for an operating temperature range of -40°C to 85°C, making it suitable for industrial and automotive environments.

 

The controller is housed in a 20-SSOP package (0.209", 5.30mm Width) with surface mount mounting. This compact package is ideal for space-constrained applications requiring touch screen input.

AR1021-I/SS Quick Information

Product Type: Touch Screen Controller
Series: AR1021
Canonical Name: AR1021-I/SS Touch Screen Controller
Subcategory: Data Acquisition

AR1021-I/SS Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

AR1021-I/SS Features

  • 10-bit resolution for touch position.
  • Supports 4, 5, or 8 wire resistive touchscreens.
  • I²C and SPI serial interface options.
  • Wide supply voltage range 2.5V to 5V.
  • Surface mount 20-SSOP package.

AR1021-I/SS Applications

  • Used in industrial touch screen interfaces.
  • Suitable for consumer electronics touch panels.
  • Ideal for medical device touch controls.
  • Applicable in automotive infotainment systems.

AR1021-I/SS FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the AR1021-I/SS?

2.5V to 5V.

What package does the AR1021-I/SS come in?

20-SSOP (0.209", 5.30mm Width).

What is the operating temperature range?

-40°C to 85°C.

Is the AR1021-I/SS RoHS compliant?

Yes, RoHS3 Compliant (unverified).

What interface does the AR1021-I/SS support?

I²C, Serial, SPI.

What is the resolution of the AR1021-I/SS?

10 bits.

What types of touchscreens does the AR1021-I/SS support?

4, 5, or 8 wire resistive.

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