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HF 13.56 MHzNXP

CLRC663 plus

The NXP CLRC663 plus is an reader IC, with N/A (reader IC with 512-byte FIFO buffer), operating at 13.56 MHz, under ISO/IEC 14443-A/B, ISO/IEC 15693, FeliCa, NTAG, MIFARE Classic, MIFARE Plus, MIFARE DESFire NFC Forum protocols.

Multi-protocol contactless reader IC for access control, payments, and transit terminals.

Official Datasheet ↗
Frequency
13.56 MHz
Protocol
ISO/IEC 14443-A/B, ISO/IEC 15693, FeliCa, NTAG, MIFARE Classic, MIFARE Plus, MIFARE DESFire, NFC Forum protocols
Memory
N/A (reader IC with 512-byte FIFO buffer)
Interface
SPI, I2C, UART (serial interfaces to host)
Temp Range
-40°C to +85°C
Form Factor
HVQFN40, HVQFN32 packages

Full Specifications

ManufacturerNXP
Frequency CategoryHF 13.56 MHz
Frequency13.56 MHz
ProtocolISO/IEC 14443-A/B, ISO/IEC 15693, FeliCa, NTAG, MIFARE Classic, MIFARE Plus, MIFARE DESFire, NFC Forum protocols
MemoryN/A (reader IC with 512-byte FIFO buffer)
InterfaceSPI, I2C, UART (serial interfaces to host)
Temperature Range-40°C to +85°C
Form FactorHVQFN40, HVQFN32 packages
SecurityAES-128, 3DES encryption support, secure key storage

Engineering Brief

The CLRC663 plus is NXP's highly-integrated contactless reader IC supporting virtually all 13.56 MHz card and tag protocols including ISO 14443-A/B, ISO 15693, FeliCa, and the complete MIFARE family. It features flexible host interfaces (SPI/I2C/UART), integrated voltage regulators, and hardware cryptographic acceleration for AES and 3DES. Designed for professional reader applications, it provides excellent RF performance with up to 5W output power and operates across industrial temperature ranges, making it ideal for access control, payment terminals, and transit infrastructure.

Typical Applications

Standards & Compliance

Frequently Asked Questions

What protocols does the CLRC663 plus reader IC support?

The CLRC663 plus supports ISO/IEC 14443-A/B, ISO/IEC 15693, FeliCa, and all MIFARE variants including Classic, Plus, and DESFire. It also supports NTAG tags and NFC Forum protocols, making it compatible with virtually all 13.56 MHz contactless cards and tags.

What host interfaces are available on the CLRC663 plus?

The CLRC663 plus provides three flexible host interface options: SPI, I²C, and UART. This allows easy integration with various microcontrollers and system architectures in reader applications.

Does the CLRC663 plus have hardware cryptography support?

Yes, the CLRC663 plus includes hardware cryptographic acceleration for AES-128 and 3DES encryption, along with secure key storage. This enables fast, secure authentication and data protection for payment and access control applications.

What is the RF output power of the CLRC663 plus?

The CLRC663 plus can deliver up to 5W RF output power, providing excellent read range and reliable performance for professional reader applications in challenging environments.

What is the FIFO buffer size in the CLRC663 plus?

The CLRC663 plus includes a 512-byte FIFO buffer for efficient data handling during contactless communication transactions.

Can the CLRC663 plus be used for payment terminal applications?

Yes, the CLRC663 plus is specifically designed for payment terminals, supporting all relevant contactless payment protocols including MIFARE DESFire and ISO 14443 types. Its hardware AES/3DES acceleration and secure key storage make it suitable for secure payment transactions.

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