My Inquiry
My Account
NXP Semiconductors PN5120A0HN1/C1,151
- Part No.:
- PN5120A0HN1/C1,151
- Manufacturer:
- NXP Semiconductors
- Category:
- RFID, RF Access, Monitoring ICs
- Package:
- 32-VFQFN Exposed Pad
- Datasheet:
-
PN5120A0HN1/C1,151.pdf
- Description:
- IC RFID RDR/TRAN 13.56MZ 32HVQFN
- Quantity:
- Payment:
- Shipping:
Inventory:449
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
PN5120A0HN1/C1,151 from NXP Semiconductors is a full NFC Forum-compliant NFC frontend IC for 13.56 MHz contactless communication. It operates in four modes - ISO/IEC 14443A/MIFARE/FeliCa Reader/Writer, ISO/IEC 14443B Reader/Writer, Card Operation, and NFCIP-1 - with support for transfer speeds up to 424 kbit/s and typical read range up to 50 mm. It integrates analog modulation/demodulation, CRC coprocessor, RF level detector, and buffered antenna drivers for minimal external components.
For engineers reviewing the PN5120A0HN1/C1,151 datasheet, PN5120A0HN1/C1,151 pinout, PN5120A0HN1/C1,151 application, or PN5120A0HN1/C1,151 equivalent, this device serves as a production-ready NFC interface solution requiring no external active circuitry for ISO/IEC 14443A/MIFARE antenna driving, full S2C interface support for secure IC coupling, and multi-protocol host connectivity via SPI (up to 10 Mbit/s), I²C (up to 3.4 MBd), UART, or parallel interface.
Technical Context
The PN5120A0HN1/C1,151 implements a fully integrated analog front-end with independent transmitter (TX1/TX2) and receiver (RX) paths optimized for ASK-modulated 13.56 MHz carrier generation and subcarrier load-modulation demodulation. Its digital baseband handles ISO/IEC 14443A framing, FeliCa sync/preamble insertion, NFCIP-1 active/passive mode switching, and CRC16/parity generation per protocol specification.
It features an internal oscillator supporting 27.12 MHz crystal or external clock input, programmable timer, hard/soft power-down control via NRSTPD, and flexible interrupt signaling via IRQ. The 64-byte FIFO buffer decouples host data transfer from RF timing constraints, enabling deterministic latency in real-time NFC transaction handling.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Operating Frequency | 13.56 MHz carrier with full ISO/IEC 14443A/B, FeliCa, and NFCIP-1 protocol compliance |
| Max Data Rate | 424 kbit/s in all operating modes - enables high-speed tag interrogation and peer-to-peer exchange |
| Supply Voltage Range | 2.5 V to 3.6 V (VDDA/VDDD/VDD(TVDD)); supports single-rail system integration |
| Power-Down Current | ≤5 µA hard power-down; ≤10 µA soft power-down with RF level detector active |
| Host Interfaces | SPI (10 Mbit/s), I²C (Fast/High-speed modes), UART (RS232-level), 8-bit parallel (HVQFN40 only) |
| Antenna Drive Capability | Direct TX1/TX2 output drives matched 40 Ω antenna without external amplifiers in ISO/IEC 14443A mode |
| Operating Temperature | −30 °C to +85 °C - qualified for industrial environments |
Pinout & Package
HVQFN32 package (SOT617-1), 5 × 5 × 0.85 mm body, thermally enhanced no-lead construction with exposed thermal pad. Pin 1 index located at top-left corner (see Fig 3).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| A0–A1 | Address Input | Used for address decoding in parallel interface mode; repurposed for I²C address selection in serial modes |
| D1–D7 | Bi-directional Data Bus | 8-bit parallel data path; unused in SPI/I²C/UART configurations - available as general-purpose I/O or test signals |
| IRQ | Interrupt Output | Active-low signal indicating completed command, FIFO status, or error condition - enables event-driven host polling |
| NRSTPD | Reset & Power-Down Control | Low-active pin that disables oscillator, disconnects I/O pads, and shuts down internal current sinks for ultra-low standby current |
| RX | Receiver Input | Single-ended analog input for demodulated card response signals - internally biased and filtered for optimal SNR |
| TX1 / TX2 | Transmitter Outputs | Differential 13.56 MHz carrier outputs - drive series-tuned antenna loop directly with 40 Ω impedance matching |
| OSCIN / OSCOUT | Crystal Oscillator Interface | Supports 27.12 MHz fundamental-mode quartz crystal or external clock source - eliminates need for separate oscillator IC |
| VMID | Internal Reference Voltage | Provides stable mid-supply reference (≈VDD/2) for analog circuit biasing and ADC/DAC operation |
Key Features
| Feature | Design Value |
|---|---|
| Fully integrated NFC frontend | Eliminates need for discrete RF matching networks, external modulators/demodulators, or separate clock sources |
| Multi-protocol support | Native hardware acceleration for ISO/IEC 14443A/B, FeliCa, and NFCIP-1 - no firmware overhead for physical layer processing |
| Secure IC interface (S2C) | Provides dedicated digital interface and auxiliary power (SVDD) to connect secure elements for payment or identity applications |
| Robust RF level detection | On-chip RF field presence sensing enables automatic wake-up and low-power polling without host intervention |
| Programmable I/O and timer | Enables custom timing sequences, GPIO-controlled antenna tuning, or synchronized peripheral activation in embedded systems |
Applications
| Access Control Terminal | Public Transit Fare System |
|---|---|
Use Scenario: Contactless credential validation at building entry points using MIFARE Classic or DESFire EV2 cards. IC Role / Device Role / Timing Role: PN5120A0HN1/C1,151 acts as the complete reader/writer frontend, handling ASK modulation, Manchester decoding, and ISO/IEC 14443A framing while offloading protocol stack to host MCU. Use Value: Enables <50 mm reliable read distance with minimal BOM count - reduces bill-of-materials cost and PCB footprint versus discrete RF solutions. |
Use Scenario: High-throughput tap-in/tap-out terminals in metro stations using FeliCa-based Suica or ICOCA cards. IC Role / Device Role / Timing Role: PN5120A0HN1/C1,151 operates in FeliCa Reader/Writer mode, generating sync bytes and CRC autonomously while supporting 424 kbit/s bidirectional transfers. Use Value: Achieves sub-100 ms transaction time due to hardware-accelerated FeliCa framing and 64-byte FIFO buffering - meets strict transit throughput requirements. |
| Smartphone NFC Extension Module | NFC Peer-to-Peer Data Exchange |
Use Scenario: External NFC add-on board for industrial tablets lacking built-in NFC, requiring secure element interfacing. IC Role / Device Role / Timing Role: PN5120A0HN1/C1,151 provides S2C interface and SVDD power rail to drive secure ICs like A71CH or SE050, enabling certified payment functionality. Use Value: Integrates secure element power management and digital handshake logic on-die - avoids external level shifters or voltage regulators. |
Use Scenario: Bidirectional NFC data sharing between two devices using NFCIP-1 active/passive communication. IC Role / Device Role / Timing Role: PN5120A0HN1/C1,151 configures as initiator or target in NFCIP-1 mode, managing RF field generation, load modulation timing, and frame synchronization. Use Value: Supports full 424 kbit/s NFCIP-1 transfer speed with hardware CRC and framing - ensures interoperability with NFC Forum-certified peers. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar NFC frontend applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| PN5180A0HN/C2 | Successor IC with integrated 13.56 MHz oscillator, lower power consumption (2.5 µA power-down), and extended −40 °C to +105 °C automotive qualification | Requires updated firmware for register mapping and timing; supports same protocols but adds ISO/IEC 15693 and NFC Forum Tag Type 4 | Preferred for new designs targeting extended temperature range or reduced external component count |
| CLRC66302HN/C1 | Lower-cost variant with identical HVQFN32 package and pinout, but lacks S2C interface and FeliCa support; supports only ISO/IEC 14443A/B and NFCIP-1 | Not suitable for secure element integration or Japanese transit card deployments requiring FeliCa | Appropriate for cost-sensitive access control or basic NFC reader applications without secure element or FeliCa needs |
Compared with PN5120A0HN1/C1,151, PN5180A0HN/C2 delivers higher reliability in harsh environments and eliminates the 27.12 MHz crystal, while CLRC66302HN/C1 reduces system cost at the expense of FeliCa compatibility and secure IC coupling capability.
Availability
PN5120A0HN1/C1,151 is available at Aetrix Electronics and suitable for access control terminals, public transit fare systems, smartphone NFC extension modules, and NFC peer-to-peer data exchange applications requiring stable component supply across industrial lifecycle durations.
Supply support for PN5120A0HN1/C1,151 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 over 50 years of RF expertise and leadership in NFC standardization.
PN5120A0HN1/C1,151 belongs to NXP's PN51x NFC frontend product line, designed specifically for high-volume, low-power, multi-protocol contactless reader/writer implementations where integration, certification readiness, and field-proven reliability are critical.
FAQ
What communication protocols does the PN5120A0HN1/C1,151 support?
The PN5120A0HN1/C1,151 supports ISO/IEC 14443A (including MIFARE Classic encryption), ISO/IEC 14443B, FeliCa, and NFCIP-1 protocols across all operating modes. It handles physical layer modulation, demodulation, framing, and CRC generation in hardware - eliminating host MCU overhead for baseband processing. Each protocol is supported at transfer speeds up to 424 kbit/s, with full NFC Forum compliance verified in the official product certification documentation.
Does the PN5120A0HN1/C1,151 require an external crystal oscillator?
Yes, the PN5120A0HN1/C1,151 requires a 27.12 MHz fundamental-mode quartz crystal connected between OSCIN and OSCOUT pins. The internal oscillator circuit provides buffered output and supports external clock injection if needed. This crystal is mandatory for stable 13.56 MHz carrier generation and precise timing in all communication modes - no internal RC oscillator is provided as a substitute.
Can the PN5120A0HN1/C1,151 drive an antenna without external components?
Yes, in ISO/IEC 14443A/MIFARE Reader/Writer mode, the PN5120A0HN1/C1,151's TX1 and TX2 outputs can directly drive a properly tuned series-resonant antenna (matched to 40 Ω at 13.56 MHz) without additional active circuitry. The integrated transmitter buffers provide sufficient drive strength, and the internal RF level detector enables automatic field strength regulation - reducing external component count to passive matching network only.
What host interfaces are available on the PN5120A0HN1/C1,151?
The PN5120A0HN1/C1,151 supports SPI (up to 10 Mbit/s), I²C (Fast mode up to 400 kBd, High-speed mode up to 3.4 MBd), UART (RS232-level with voltage dependent on VDD), and 8-bit parallel interface. Note that the 8-bit parallel interface is not available on the HVQFN32 package (PN5120A0HN1/C1,151) - it is exclusive to HVQFN40 variants. All serial interfaces share the D1–D7 pins for address configuration or test I/O when not used for data transfer.
Is the PN5120A0HN1/C1,151 suitable for secure element integration?
Yes, the PN5120A0HN1/C1,151 includes a dedicated S2C (Serial-to-Contact) interface with SVDD power rail to directly interface secure ICs such as NXP A71CH or Infineon SLB9670. The S2C interface supports high-speed digital communication between the NFC frontend and secure element, enabling certified payment, eID, and authentication applications. This capability is confirmed in Section 2.1 and Table 3 of the official datasheet.
PN5120A0HN1/C1,151 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- MIFARE®
- Package/Case:
- 32-VFQFN Exposed Pad
- Packaging:
- Tray
- Product Status:
- Active
- Type:
- RFID Reader/Transponder
- Frequency:
- 13.56MHz
- Standards:
- FeliCa, ISO 14443, MIFARE, NFC
- Interface:
- I2C, SPI, UART
- Voltage - Supply:
- 2.5V ~ 3.6V
- Operating Temperature:
- -40°C ~ 90°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 32-HVQFN (5x5)
PN5120A0HN1/C1,151 FAQ
1.How can I place an order for PN5120A0HN1/C1,151 through Aetrix?
Please submit a Request for Quotation (RFQ) for PN5120A0HN1/C1,151 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 PN5120A0HN1/C1,151 reliable?
The price and inventory of PN5120A0HN1/C1,151 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for PN5120A0HN1/C1,151 is usually 5 days.
3.What payment methods are accepted for PN5120A0HN1/C1,151?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for PN5120A0HN1/C1,151 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for PN5120A0HN1/C1,151?
PN5120A0HN1/C1,151 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your PN5120A0HN1/C1,151 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 PN5120A0HN1/C1,151?
For technical support, including PN5120A0HN1/C1,151 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your PN5120A0HN1/C1,151 requirements.
6.How does Aetrix verify that PN5120A0HN1/C1,151 is sourced from the original manufacturer or authorized distributors?
All PN5120A0HN1/C1,151 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 PN5120A0HN1/C1,151 meets industry standards.
7.What is the process for return or replacement of PN5120A0HN1/C1,151?
All PN5120A0HN1/C1,151 units undergo pre-shipment inspection (PSI). If there is an issue with PN5120A0HN1/C1,151, 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 PN5120A0HN1/C1,151 part is unused and in its original packaging.
Return procedure for PN5120A0HN1/C1,151:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
PN5120A0HN1/C1,151 Tags
-
SL2S2602FTBX
NXP Semiconductors
-
ST25DV04K-IER6S3
STMicroelectronics
-
ST25DV04K-IER6C3
STMicroelectronics
-
LXMSJZNCMD-217
Murata Electronics
-
NT3H2111W0FTTJ
NXP Semiconductors
-
NT3H2111W0FHKH
NXP Semiconductors
-
M24LR04E-RMC6T/2
STMicroelectronics
-
ST25DV04KC-JF6D3
STMicroelectronics
-
ST25DV64KC-IE6S3
STMicroelectronics
-
ST25DV64K-IER6T3
STMicroelectronics
-
NT3H2211W0FTTJ
NXP Semiconductors
-
NT3H2211W0FHKH
NXP Semiconductors
Tech Hub
A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.
The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…
The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…
A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…
A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …
An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…
Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…
An engineering guide to LED driver operation, constant-current and constant-voltage outputs, linear and switching topologies, dimming, IC selection, calculations, replacement compatibility, and fault c…
Operational amplifier guide covering op amp basics, feedback, ideal vs real op amps, common configurations, buffer circuits, offset, bias current, gain-bandwidth, slew rate, rail-to-rail limits and sel…
Jumper cables guide covering safe connection order, red and black clamp placement, final ground connection, cable gauge, length, clamp quality, copper vs CCA cables, jump starter comparison and battery…
