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AT42QT1040-MMHR The Microchip AT42QT1040-MMHR is a 4-channel capacitive touch sensor IC. It features an I2C interface and operates within a supply voltage range of 1.8V to 5.5V.
Mfr Part #:

AT42QT1040-MMHR

Available from 1 distributors
Mfr Name: Atmel
Atmel
The Microchip AT42QT1040-MMHR is a 4-channel capacitive touch sensor IC. It features an I2C interface and operates within a supply voltage range of 1.8V to 5.5V.
✓ Total Stock: 50 pcs
$ Price Range: $0.99

AT42QT1040-MMHR Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Optech Co.,Limited ✓
Non-Authorised Inventory information
50 pcs
On Request
50 pcs On Request 1 On Request On Request 17+ On Request On Request
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AT42QT1040-MMHR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Lead Style
Number of Channels
Operating Temperature
Sensor Type
Tape & Reel
Termination Style
Voltage
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AT42QT1040-MMHR Description

Short technical summary and product information.

The AT42QT1040-MMHR from Microchip is a versatile capacitive touch sensor designed for various user interface applications. This integrated circuit offers 4 channels, enabling the detection of button, slider, and proximity inputs.

 

With an I2C interface, the AT42QT1040-MMHR facilitates easy communication with microcontrollers. It operates across a wide supply voltage range of 1.8V to 5.5V, making it suitable for diverse power requirements. The sensor is specified for operation in temperatures from -40 C to +85 C.

 

Packaged in a VQFN-20 format, this component is designed for surface mount technology (SMT) assembly. The AT42QT1040-MMHR is supplied in cut tape packaging, with a factory pack quantity of 6000 units.

AT42QT1040-MMHR Quick Information

Product Type: Capacitive Touch Sensor
Series: AT42QT1040
Canonical Name: AT42QT1040-MMHR Capacitive Touch Sensor
Subcategory: Sensor, Capacitive Touch

AT42QT1040-MMHR Compliance

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

AT42QT1040-MMHR Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

AT42QT1040-MMHR Features

  • Four-channel capacitive touch sensing.
  • I2C interface for easy communication.
  • Supports button, slider, and proximity.
  • Wide 1.8V to 5.5V operating voltage.
  • Operates from -40 C to +85 C.

AT42QT1040-MMHR Applications

  • Ideal for touch-sensitive controls.
  • Suitable for proximity detection.
  • Enables slider interface designs.
  • Used in consumer electronics.
  • Applicable in industrial controls.

AT42QT1040-MMHR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating supply voltage range?

The operating supply voltage range is 1.8V to 5.5V.

What is the operating temperature range?

The operating temperature range is -40°C to +85°C.

What package is the device available in?

The device is available in a VQFN-20 package.

What interface does the sensor use?

The sensor uses an I2C interface.

How many touch channels does the sensor have?

The sensor has 4 touch channels.

What sensing modes are supported?

The sensor supports button, slider, and proximity sensing modes.

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