{"license":"Free for any use with attribution link to rfid-datasheet.com","citation":"RFID-Datasheet.com Chip Database — Roxtron","source":"https://rfid-datasheet.com/chip/ncx3320","methodology":"https://rfid-datasheet.com/methodology","data_notes":"Includes automated enrichment. Null means unknown; last_checked is link availability, not technical review. Manufacturer documents govern specifications.","generated_at":"2026-10-28T11:40:26.992Z","chip":{"id":"2f099184-420c-4e70-af85-fe44c5c6db7e","slug":"ncx3320","name":"NCx3320","manufacturer":"NXP","frequency_category":"NFC","short_description":"NFC frontend IC for NFC readers with high RF performance and low power consumption","manufacturer_url":"https://www.nxp.com/products/rfid-nfc/nfc-hf/nfc-readers/nfc-controller-sic:NCx3320","frequency":"13.56 MHz","protocol":"ISO/IEC 14443-A/B, ISO/IEC 15693, ISO/IEC 18092 (NFC-IP1), FeliCa","memory":"N/A (frontend IC, no integrated memory)","interface":"SPI, I2C, UART","temp_range":"-40°C to +85°C","form_factor":"HVQFN40","security":"Supports secure messaging, cryptographic operations via host controller","use_cases":["access-control","payments-transit","nfc-marketing"],"engineering_brief":"The NCx3320 is a high-performance NFC frontend IC designed for reader applications requiring robust RF performance and energy efficiency. It supports multiple NFC protocols including ISO 14443 Type A/B, ISO 15693, and NFC peer-to-peer modes, making it suitable for diverse contactless applications. The chip features flexible host interfaces (SPI/I2C/UART) and operates across industrial temperature ranges, with integrated antenna driver circuitry and low-power modes for battery-powered designs. It is typically paired with a secure element or host microcontroller to implement complete NFC reader solutions.","enriched":true,"url_status":"ok","link_status":"invalid","last_checked":"2026-10-28T03:31:34.317+00:00","last_status_code":206,"last_content_type":"text/html; charset=utf-8","created_at":"2026-07-25T03:00:25.945633+00:00","manufacturer_id":"6daaf1cc-d0e6-40c7-aba0-a08b4c3493fe","chip_type":"reader_ic","dual_interface":false,"is_family_hub":false,"meta_description":"NXP NCx3320 NFC frontend IC supporting ISO 14443 A/B, ISO 15693, NFC-IP1, and FeliCa protocols with SPI/I2C/UART interfaces for reader applications.","faq":[{"a":"The NCx3320 supports ISO/IEC 14443-A/B, ISO/IEC 15693, ISO/IEC 18092 (NFC-IP1), and FeliCa protocols, enabling compatibility with a wide range of NFC tags and devices. It operates at 13.56 MHz and is designed for reader/writer applications.","q":"What protocols does the NXP NCx3320 support?"},{"a":"No, the NCx3320 is a frontend IC without integrated memory. It is designed to interface with a host microcontroller or secure element that handles data storage and application logic.","q":"Does the NCx3320 have integrated memory?"},{"a":"The NCx3320 offers flexible host connectivity through SPI, I2C, and UART interfaces, allowing easy integration with various microcontrollers and processors in reader systems.","q":"What host interfaces does the NCx3320 provide?"},{"a":"The NCx3320 supports secure messaging and can facilitate cryptographic operations when paired with a host controller or secure element. The chip itself does not include standalone cryptographic engines.","q":"Can the NCx3320 perform cryptographic operations?"},{"a":"Both are NFC/RFID reader frontend ICs operating at 13.56 MHz. The NCx3320 offers broader protocol support including FeliCa and NFC peer-to-peer modes, while the RC522 primarily focuses on ISO 14443 Type A (MIFARE). NCx3320 also features enhanced RF performance and lower power consumption.","q":"What is the difference between NCx3320 and RC522?"},{"a":"Yes, the NCx3320 is designed with low-power modes specifically for battery-powered applications. It features integrated antenna driver circuitry and power management optimized for portable NFC reader devices.","q":"Is the NCx3320 suitable for battery-powered NFC readers?"}],"standards":["iso-14443a","iso-14443b","iso-15693","nfc-forum-type-2","nfc-forum-type-4","nfc-forum-type-5","felica"],"alternatives":["c4a738a8-255c-4d12-a00d-4e090ab0cb1c","c3101d2d-cea7-4f9a-b6c1-033fcee82aa1","10d9033b-c530-423b-947a-129bc44da369","8b42248c-3481-4686-b3e8-8fe2a2cdb73e","e7dc291f-107a-44e1-8465-1fffd4371cfb","17ac1e37-4bb0-4ff1-b815-10ecd95b9384","3b93ecf9-2061-4640-bbe4-804bfbe8eecc","d4da8cff-bebf-4104-8d82-5af8e1c412ee","9ac402ab-24d4-42dd-b75a-bf6a0ae590f2"],"no_direct_competitor":false,"long_form_html":null,"og_image_url":null,"canonical_url":"https://rfid-datasheet.com/chip/ncx3320"}}