{"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/mifare-plus-s-x","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":"2026-11-01T19:52:19.084Z","chip":{"id":"18d4e767-0d15-499e-ad28-29c208026506","slug":"mifare-plus-s-x","name":"MIFARE Plus S / X","manufacturer":"NXP","frequency_category":"HF 13.56 MHz","short_description":"AES-128 successor to MIFARE Classic, S and X variants","manufacturer_url":"https://www.ftcelectronics.kr/datasheets-e7/MF1SPLUS8001DA4-03.pdf","frequency":"13.56 MHz","protocol":"ISO/IEC 14443 Type A, ISO/IEC 14443-4","memory":"2 kB or 4 kB EEPROM","interface":"RF (contactless)","temp_range":"-25°C to +70°C","form_factor":"8 inch wafer (120 µm thickness, FFC), MOA4 (PLLMC plastic leadless module carrier, SOT500-2)","security":"AES-128 authentication and encryption, MIFARE CRYPTO1 keys (2×48-bit per sector), AES keys (2×128-bit per sector), originality signature, anti-tearing mechanism, Common Criteria EAL4+","use_cases":["access-control","payments-transit","asset-tracking","event-wristbands"],"engineering_brief":"The MIFARE Plus S (MF1SPLUSx0y1) is a contactless smart card IC providing a migration path from MIFARE Classic 1K/4K to AES-128 secured systems. It operates at 13.56 MHz compliant with ISO/IEC 14443 Type A and supports three security levels: Level 0 for personalization, Level 1 for backwards compatibility with MIFARE Classic using CRYPTO1, and Level 3 for full AES-128 authenticated and encrypted operation. Available in 2 kB or 4 kB EEPROM with sector-based memory organization, it supports communication speeds up to 848 kbit/s, multi-sector authentication, multi-block read/write, and features 200,000 write cycles endurance with 10-year data retention at 22°C.","enriched":true,"url_status":"ok","link_status":"valid","last_checked":"2026-11-01T03:31:28.371+00:00","last_status_code":200,"last_content_type":"application/pdf","created_at":"2026-06-14T16:30:56.111445+00:00","manufacturer_id":"6daaf1cc-d0e6-40c7-aba0-a08b4c3493fe","chip_type":"tag_ic","dual_interface":false,"is_family_hub":false,"meta_description":"NXP MIFARE Plus S/X is a 13.56 MHz contactless smart card IC with 2/4 kB EEPROM, AES-128 encryption, and backward compatibility with MIFARE Classic for secure access control.","faq":[{"a":"MIFARE Plus S supports Security Level 1 with MIFARE Classic CRYPTO1 backward compatibility, while MIFARE Plus X operates only in Security Level 3 with full AES-128 encryption and does not support CRYPTO1 legacy mode.","q":"What is the difference between MIFARE Plus S and MIFARE Plus X?"},{"a":"MIFARE Plus S offers backward compatibility with MIFARE Classic 1K/4K through Security Level 1, which uses CRYPTO1 authentication. This enables gradual migration from legacy systems to AES-128 security.","q":"Is MIFARE Plus backward compatible with MIFARE Classic?"},{"a":"MIFARE Plus operates in three security levels: Level 0 for chip personalization, Level 1 for MIFARE Classic CRYPTO1 compatibility (S variant only), and Level 3 for full AES-128 authenticated and encrypted communication.","q":"What security levels does MIFARE Plus support?"},{"a":"MIFARE Plus is available in two memory sizes: 2 kB EEPROM (similar to MIFARE Classic 1K) and 4 kB EEPROM (similar to MIFARE Classic 4K), organized in sector-based structure.","q":"How much memory does the MIFARE Plus have?"},{"a":"MIFARE Plus supports ISO/IEC 14443 Type A communication at speeds up to 848 kbit/s, significantly faster than the 106 kbit/s of MIFARE Classic, enabling quicker transaction times.","q":"What is the communication speed of MIFARE Plus?"},{"a":"Yes, MIFARE Plus has achieved Common Criteria EAL4+ certification, providing independently verified security assurance for applications requiring high-grade cryptographic protection and physical security.","q":"Does MIFARE Plus have Common Criteria certification?"}],"standards":["iso-14443a","iso-14443b"],"alternatives":["91c3a16f-2085-4f7a-898e-0c1b3113ba23","81dfb9f5-0eb7-4cc4-ac56-39c727343e68"],"no_direct_competitor":false,"long_form_html":null,"og_image_url":null,"canonical_url":"https://rfid-datasheet.com/chip/mifare-plus-s-x"}}