TRF7961RHBT Texas Instruments In Stock
TRF7961RHBT is a fully integrated multi-protocol NFC/RFID reader/writer IC by Texas Instruments, supporting ISO 15693, ISO 14443A/B, and FeliCa standards. Key specs: 13.56 MHz operating frequency, 3.3V supply voltage, integrated analog front-end with SPI/UART interface. From $3.08, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Price
- From $3.0800(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TRF7961RHBT?
- Multi-protocol support: ISO 15693, ISO 14443A/B (Type 1–4), and FeliCa for broad NFC/RFID compatibility
- Integrated analog front-end eliminates need for external RF components, reducing BOM cost
- SPI and UART host interfaces for flexible microcontroller integration
- 3.3V single-supply operation with low-power standby mode for battery-powered designs
- Programmable output power and modulation depth for optimized read range
What is TRF7961RHBT used for?
The TRF7961RHBT is widely used in access control systems, contactless payment terminals, and smart card readers where reliable multi-protocol NFC/RFID communication is required. It is also deployed in industrial asset tracking, healthcare device identification, and consumer electronics such as printers and kiosks that require ISO 15693 or ISO 14443 tag reading. Its compact RHB package and low power profile make it suitable for handheld and battery-operated NFC reader designs.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
What are equivalent replacements for TRF7961RHBT?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What NFC/RFID protocols does the TRF7961RHBT support?
The TRF7961RHBT supports multiple protocols including ISO 15693, ISO 14443A (Types 1–4), ISO 14443B, and FeliCa, all operating at 13.56 MHz. This multi-protocol capability allows a single device to communicate with a wide range of contactless smart cards and NFC tags without additional hardware.
What is the supply voltage and interface for the TRF7961RHBT?
The TRF7961RHBT operates from a 3.3V supply voltage and supports both SPI and UART serial interfaces for communication with a host microcontroller. The integrated analog front-end handles RF signal generation and reception, simplifying the overall system design.
What are typical applications for the TRF7961RHBT?
Typical applications include access control readers, contactless payment terminals, smart card readers, industrial asset tracking, healthcare device identification, and NFC-enabled consumer electronics such as printers and kiosks. The device's multi-protocol support and low power modes make it well suited for both mains-powered and battery-operated NFC reader systems.
What package is the TRF7961RHBT available in and where can I buy it?
The TRF7961RHBT is available in a 32-pin VQFN (RHB) package measuring 5×5 mm, which is well suited for space-constrained PCB designs. It is available from FindMyChip starting at $3.08 with worldwide shipping and fast quote turnaround.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.3400 | $5.34 |
| 62+ | $4.8100 | $298.22 |
| 500+ | $3.4700 | $1735.00 |
| 1000+ | $3.2700 | $3270.00 |
| 10000+ | $3.0800 | $30800.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”