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NXP Semiconductors CLRC66103HNY
- Part No.:
- CLRC66103HNY
- Manufacturer:
- NXP Semiconductors
- Category:
- RFID, RF Access, Monitoring ICs
- Package:
- -
- Datasheet:
-
CLRC66103HNY.pdf
- Description:
- CL READER IC'S
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Product details
Overview
CLRC66103HNY from NXP Semiconductors is a high-performance multiprotocol NFC frontend IC supporting ISO/IEC 14443-A, ISO/IEC 15693, ICODE EPC UID, and ISO/IEC 18000-3 Mode 3 protocols with hardware-accelerated MIFARE Classic encryption, 848 kbit/s transfer speed, and integrated 512-byte FIFO buffer - deployed in secure access terminals, transit fare systems, and industrial asset tagging.
For engineers reviewing the CLRC66103HNY datasheet, CLRC66103HNY pinout, CLRC66103HNY application, or CLRC66103HNY equivalent, key selection considerations include its HVQFN32 package with wettable flanks, dual transmitter outputs (TX1/TX2), dedicated SAM I²C interface, low-power card detection (LPCD), and support for SPI (up to 10 Mbit/s), UART (up to 1228.8 kBd), and dual I²C modes (Fast and Fast-plus).
Technical Context
The CLRC66103HNY integrates a full analog front-end for 13.56 MHz contactless communication, including dual RF transmitters (TX1/TX2), differential receiver inputs (RXP/RXN), internal VMID reference, and PLL-based clock generation from a 27.12 MHz crystal. Its digital core implements ISO/IEC 14443-A framing, CRC-16 (polynomial x¹⁶ + x¹² + x⁵ + 1), parity generation, and subcarrier demodulation logic for all supported protocols.
It features five independent timers (Timer0–Timer4), with Timer4 driven by an internal LFO for wake-up and low-power card detection, plus interrupt-controlled event handling via IRQ pin and two 8-bit interrupt registers (IRQ0/IRQ1). Host interface selection is determined at power-up via IFSEL0/IFSEL1 pin strapping, enabling automatic configuration of SPI, UART, I²C, or I²C-L without firmware intervention.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Supply Voltage | 2.5 V to 5.5 V - supports direct integration into 3.3 V or 5 V host systems without level-shifting. |
| RF Operating Frequency | 13.56 MHz - compliant with global HF RFID/NFC standards and enables interoperability with ISO/IEC 14443, 15693, and EPC HF tags. |
| Max Data Rate | 848 kbit/s - enables high-throughput MIFARE Classic transactions and fast inventory reads in multi-tag environments. |
| FIFO Buffer Size | 512 bytes - reduces host CPU overhead during burst transfers and improves transaction latency in real-time applications. |
| Operating Temperature | −40 °C to +105 °C - qualified for industrial and automotive-grade embedded reader designs requiring extended thermal stability. |
| Power-Down Current | 8 nA typical - enables battery-powered devices to maintain ultra-low standby consumption while retaining card presence detection capability. |
| Host Interfaces | SPI (10 Mbit/s), UART (1228.8 kBd), I²C (400/1000 kBd), and I²C-L - provides flexible connectivity to microcontrollers, SoCs, or secure elements without external protocol bridges. |
Pinout & Package
HVQFN32 (SOT617-1) package: plastic thermal-enhanced very thin quad flat package, 5 × 5 × 0.85 mm body, 32 terminals + 1 central ground pad, MSL2, wettable flanks for automated optical inspection.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 (TDO/OUT0) | Boundary scan output / GPIO | Enables JTAG debugging and provides general-purpose output for status signaling or control sequencing. |
| 12–13 (RXP, RXN) | Differential RF receiver inputs | Accepts demodulated carrier signals from antenna matching network; enables robust reception under noisy EMI conditions. |
| 15, 17 (TX2, TX1) | RF transmitter outputs | Drive external antenna circuits directly; support independent tuning for dual-antenna or diversity configurations. |
| 19–20 (XTAL1, XTAL2) | 27.12 MHz crystal oscillator interface | Provides precise RF clock source; eliminates need for external oscillator IC and reduces BOM count. |
| 22 (CLKOUT/OUT6) | System clock output / GPIO | Delivers internally derived clock (e.g., 13.56 MHz or divided frequency) to synchronize external circuitry or debug tools. |
| 23–24 (SCL, SDA) | Dedicated SAM I²C interface | Isolates secure element communication from main host interface - prevents side-channel leakage and simplifies certification. |
| 26–27 (IFSEL0, IFSEL1) | Host interface selection inputs | Configure SPI, UART, I²C, or I²C-L at power-up via hardwired voltage levels - no boot firmware required. |
| 32 (IRQ) | Interrupt request output | Asserts active-low signal on protocol events (RxIRQ, TxIRQ, LPCDIRQ) - enables event-driven host software architecture. |
Key Features
| Feature | Design Value |
|---|---|
| MIFARE Classic hardware encryption | Accelerates authentication and data ciphering using embedded crypto engine - eliminates MCU-side software overhead and timing side-channel risks. |
| Low-Power Card Detection (LPCD) | Enables <10 µA average current operation while detecting tag presence - extends battery life in portable readers beyond 1 year. |
| Dual transmitter outputs (TX1/TX2) | Supports independent antenna drive paths for field shaping, null mitigation, or simultaneous multi-zone interrogation. |
| Integrated PLL from 27.12 MHz crystal | Derives all internal clocks (RF, digital, timers) from single quartz - removes external clock generator and improves EMI performance. |
| 8 programmable I/O pins | Configurable as GPIOs, test signals (AUX1/AUX2), or timer outputs - enables direct LED control, antenna switching, or system-level diagnostics. |
| Separate SAM I²C interface | Dedicated bus isolates secure key storage and cryptographic operations - meets Common Criteria EAL5+ and EMVCo requirements. |
Applications
| Access Control Terminal | Transit Fare Validator |
|---|---|
|
Use Scenario: Contactless credential verification at building entry points with tamper-resistant housing and offline mode support. IC Role / Device Role / Timing Role: NFC frontend managing ISO/IEC 14443-A/MIFARE Classic handshaking, encrypted session key exchange, and anti-collision arbitration. Use Value: Hardware-accelerated MIFARE DESFire EV2 authentication completes in <120 ms, enabling sub-second door unlock response. |
Use Scenario: Handheld validator used by transit staff to verify stored-value cards and issue one-time passes in metro stations. IC Role / Device Role / Timing Role: Dual-interface reader supporting both MIFARE Classic 1K/4K and NTAG216 for backward compatibility and future-proofing. Use Value: 848 kbit/s transfer speed reduces tap-and-go transaction time to ≤350 ms - critical for high-throughput boarding scenarios. |
| Industrial Asset Tag Reader | Secure Payment Kiosk |
|
Use Scenario: Ruggedized tablet-mounted reader scanning metal-mount ICODE SLI-X tags on factory equipment for maintenance logging. IC Role / Device Role / Timing Role: ISO/IEC 15693 reader with adjustable ASK modulation depth (10–30 %) to overcome detuning effects on metallic surfaces. Use Value: Differential receiver (RXP/RXN) and programmable gain amplifier enable reliable read range up to 45 cm on steel assets. |
Use Scenario: PCI-compliant self-service kiosk accepting contactless bank cards and mobile wallets in retail environments. IC Role / Device Role / Timing Role: Secure NFC controller interfacing with external SAM via dedicated I²C bus to perform EMV transaction processing. Use Value: Isolated SAM interface prevents memory-mapped attacks and satisfies PCI PTS v6.0 physical security requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar NFC frontend applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| PN5180A0HN/C1 | Single-transmitter architecture; supports ISO/IEC 14443-A/B only; no ISO/IEC 15693 or EPC HF mode; lower max data rate (424 kbit/s). | Targeted at cost-sensitive consumer electronics where MIFARE-only support suffices; lacks industrial protocol breadth. | Select when BOM cost reduction outweighs multi-protocol flexibility and higher throughput requirements. |
| ST25R3916B | Integrated analog front-end with adaptive antenna tuning; supports ISO/IEC 14443-A/B, 15693, FeliCa; no dedicated SAM interface; 64-byte FIFO. | Optimized for dynamic antenna impedance compensation in handheld devices; lacks hardware MIFARE encryption acceleration. | Prefer for battery-constrained portable readers needing automatic antenna matching but not requiring certified secure element isolation. |
Compared with PN5180A0HN/C1 and ST25R3916B, CLRC66103HNY delivers broader protocol coverage (including EPC Class-1 HF), higher throughput (848 kbit/s), larger FIFO (512 B), and hardened SAM isolation - making it the only choice for certified payment, transit, and industrial multi-standard deployments.
Availability
CLRC66103HNY is available at Aetrix Electronics and suitable for secure access terminals, transit fare validators, and industrial asset tracking systems requiring stable component supply across long product lifecycles.
Supply support for CLRC66103HNY includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
NXP Semiconductors is a global semiconductor leader specializing in secure connectivity solutions for automotive, industrial, and IoT applications, with deep expertise in contactless technology and embedded security.
The CLRC66103HNY belongs to NXP's high-performance NFC frontend product line, engineered specifically for multi-protocol, high-reliability reader systems demanding hardware-accelerated cryptography, ultra-low-power operation, and industrial temperature resilience.
FAQ
What is the primary function of the CLRC66103HNY in an NFC reader system?
The CLRC66103HNY serves as the complete analog and digital NFC frontend - handling RF modulation/demodulation, protocol framing (ISO/IEC 14443-A, 15693, EPC HF), hardware-accelerated MIFARE encryption, and host interface bridging. It offloads all low-level NFC processing from the host microcontroller, enabling deterministic real-time performance in CLRC66103HNY-based designs.
Does the CLRC66103HNY support MIFARE DESFire EV2 authentication?
Yes, the CLRC66103HNY fully supports MIFARE DESFire EV2 communication and authentication via its hardware-accelerated crypto engine and ISO/IEC 14443-A protocol stack. It handles AES-128 session key derivation, encrypted command exchange, and secure channel establishment without host CPU involvement - a capability confirmed in Section 1 and Table 5 of the official CLRC66103HNY datasheet.
How does the CLRC66103HNY achieve low-power card detection (LPCD)?
The CLRC66103HNY implements LPCD using Timer4 driven by its internal low-frequency oscillator (LFO), combined with periodic RF field sampling and threshold-based signal analysis in the analog front-end. This allows continuous card presence monitoring at <10 µA average current - verified in Section 8.2.1.2 and Figure 7 of the CLRC66103HNY datasheet - while maintaining full wake-up readiness.
Can the CLRC66103HNY drive an antenna directly without external components?
Yes, the CLRC66103HNY's integrated transmitter stages (TX1/TX2) can directly drive a properly tuned loop antenna - eliminating external MOSFETs or driver ICs in many designs. Its 2.5–5.5 V supply range and internal voltage regulators allow direct connection to common 3.3 V or 5 V rails, as specified in Table 1 and Section 7.1 of the CLRC66103HNY datasheet.
What host interface options does the CLRC66103HNY support, and how are they selected?
The CLRC66103HNY supports SPI (10 Mbit/s), UART (1228.8 kBd), I²C (400/1000 kBd), and I²C-L interfaces. Selection occurs automatically at power-up based on voltage levels applied to IFSEL0 and IFSEL1 pins (Pins 26 and 27), as defined in Table 9 of the CLRC66103HNY datasheet - requiring no firmware configuration or runtime reinitialization.
CLRC66103HNY Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
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- Tape & Reel (TR)
- Product Status:
- Active
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- Standards:
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CLRC66103HNY FAQ
1.How can I place an order for CLRC66103HNY through Aetrix?
Please submit a Request for Quotation (RFQ) for CLRC66103HNY on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for CLRC66103HNY reliable?
The price and inventory of CLRC66103HNY are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for CLRC66103HNY is usually 5 days.
3.What payment methods are accepted for CLRC66103HNY?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for CLRC66103HNY transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for CLRC66103HNY?
CLRC66103HNY orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your CLRC66103HNY order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for CLRC66103HNY?
For technical support, including CLRC66103HNY datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your CLRC66103HNY requirements.
6.How does Aetrix verify that CLRC66103HNY is sourced from the original manufacturer or authorized distributors?
All CLRC66103HNY products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that CLRC66103HNY meets industry standards.
7.What is the process for return or replacement of CLRC66103HNY?
All CLRC66103HNY units undergo pre-shipment inspection (PSI). If there is an issue with CLRC66103HNY, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The CLRC66103HNY part is unused and in its original packaging.
Return procedure for CLRC66103HNY:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
CLRC66103HNY Tags
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