ST25R668-AQWT The ST25R668-AQWT from STMicroelectronics is an RFID Reader/Transponder IC. It operates at a frequency of 13.56MHz and supports a supply voltage range of 2.6V to 5.5V.
Mfr Part #:

ST25R668-AQWT

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The ST25R668-AQWT from STMicroelectronics is an RFID Reader/Transponder IC. It operates at a frequency of 13.56MHz and supports a supply voltage range of 2.6V to 5.5V.
✓ Total Stock: 369 pcs
$ Price Range: $0.30

ST25R668-AQWT Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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369 pcs
369 pcs On Request 1 On Request On Request 21+ On Request On Request

ST25R668-AQWT Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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AEC Qualified
Automotive Grade
Industrial Grade
Medical Grade
Military Grade

ST25R668-AQWT Description

Short technical summary and product information.

The ST25R668-AQWT is an RFID Reader/Transponder Integrated Circuit manufactured by STMicroelectronics. This component operates at a frequency of 13.56MHz, making it suitable for various RFID applications.

 

Key electrical characteristics include a supply voltage range from 2.6V to 5.5V, allowing for flexible power integration. The device is designed to operate within a wide temperature range, from -40°C to +105°C, ensuring reliable performance in diverse environmental conditions.

 

Packaged in a 32-VFQFN exposed pad, the ST25R668-AQWT is designed for surface mounting with wettable flank termination. This packaging facilitates robust board integration and enhanced heat dissipation. The component supports both I2C and SPI interfaces, offering flexibility in communication protocols.

 

This IC is suitable for applications such as access control, secure authentication, payment terminals, and industrial automation where 13.56MHz RFID technology is required.

ST25R668-AQWT Quick Information

Product Type: RFID Reader/Transponder IC
Canonical Name: ST25R668-AQWT RFID Reader/Transponder IC
Subcategory: RFID, RF Access, Monitoring ICs

ST25R668-AQWT Compliance

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

ST25R668-AQWT Estimated Pricing

Qty Low High
1+ $0.30 $0.30

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

ST25R668-AQWT Features

  • Operates at 13.56MHz frequency.
  • Wide supply voltage from 2.6V to 5.5V.
  • Extended temperature range of -40°C to +105°C.
  • Supports I2C and SPI interfaces.
  • Surface mountable 32-VFQFN package.

ST25R668-AQWT Applications

  • Used in access control systems.
  • Suitable for secure authentication modules.
  • Applicable for payment terminals.
  • Ideal for industrial automation.

ST25R668-AQWT FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating frequency of the ST25R668-AQWT?

The ST25R668-AQWT operates at a frequency of 13.56 MHz.

What is the supply voltage range for the ST25R668-AQWT?

The supply voltage range for this IC is 2.6V to 5.5V.

What is the operating temperature range of the ST25R668-AQWT?

The ST25R668-AQWT can operate in temperatures ranging from -40°C to +105°C.

What type of package is the ST25R668-AQWT in?

The ST25R668-AQWT is supplied in a 32-VFQFN exposed pad package.

How is the ST25R668-AQWT mounted?

It is designed for surface mounting with wettable flank termination.

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