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NFC/RFID Read/Write 13.56MHz 32-Pin VQFN EP T/R


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Quick Inquiry

Please submit RFQ for TRF7961RHBR or email to us: Email: [email protected], we will contact you in 12 hours.

Overview of TRF7961RHBR

The TRF7961RHBR is a highly integrated analog front end and data-framing system designed for 13.56-MHz RFID reader systems, offering support for multiple protocols including ISO/IEC 14443 A and B, FeliCa™, and ISO/IEC 15693. With built-in programming options, this device is versatile and suitable for a wide range of proximity and vicinity identification applications. Moreover, the device supports data rates of up to 848 kbps and offers direct modes for implementing other standards or custom protocols, providing flexibility and control to the users

Key Features

  • Completely Integrated Protocol Handling
  • Separate Internal High-PSRR Power Supplies for Analog, Digital, and PA Sections Provide Noise Isolation for Superior Read Range and Reliability
  • Dual Receiver Inputs With AM and PM Demodulation to Minimize Communication Holes
  • Receiver AM and PM RSSI
  • Reader-to-Reader Anticollision
  • High Integration Reduces Total BOM and Board Area
    • Single External 13.56-MHz Crystal Oscillator
    • MCU-Selectable Clock-Frequency Output of RF, RF/2, or RF/4
    • Adjustable 20-mA High-PSRR LDO for Powering External MCU
  • Easy to Use With High Flexibility
    • Automatically Configured Default Modes for Each Supported ISO Protocol
    • 12 User-Programmable Registers
    • Selectable Receiver Gain
    • Programmable Output Power (100 mW or 200 mW)
    • Adjustable ASK Modulation Range (8% to 30%)
    • Built-In Receiver Band-Pass Filter With User-Selectable Corner Frequencies
  • Wide Operating Voltage Range of 2.7 V to 5.5 V
  • Ultra-Low-Power Modes
    • Power Down: <1 µA
    • Standby: 120 µA
    • Active (RX Only): 10 mA
  • Parallel 8-Bit or Serial 4-Pin Serial Peripheral Interface (SPI) With MCU Using 12-Byte FIFO
  • Ultra-Small 32-Pin QFN Package (5 mm × 5 mm)
  • Available Tools (Also See Tools and Software)
    • Reference Design and EVM With Development Software
    • Source Code Available for MSP430™ MCU


The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Status Active Type RFID Reader
Frequency 13.56MHz Standards ISO 14443, ISO 15693, ISO 18000-3
Interface SPI Voltage - Supply 2.7V ~ 5.5V
Operating Temperature -40°C ~ 110°C Mounting Type Surface Mount
Package / Case 32-VFQFN Exposed Pad Supplier Device Package 32-VQFN (5x5)
Base Product Number TRF7961 Manufacturer Texas Instruments
Product Category NFC/RFID Development Tools RoHS Details
Brand Texas Instruments Maximum Operating Temperature + 110 C
Minimum Operating Temperature - 40 C Moisture Sensitive Yes
Product Type NFC/RFID Development Tools Series TRF7961
Factory Pack Quantity 3000 Subcategory Development Tools
Unit Weight 0.002533 oz

Warranty & Returns

Warranty, Returns, and Additional Information

  • QA & Return Policy

    Parts Quality Guarantee: 365 days

    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

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