{"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/st25tn512","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":"2026-11-01T22:00:24.467Z","chip":{"id":"1b6e1e9f-0746-4818-89ca-c5cf95e2ca5a","slug":"st25tn512","name":"ST25TN512","manufacturer":"STMicroelectronics","frequency_category":"NFC","short_description":"NFC Forum Type 2 tag with Augmented NDEF, TruST25 signature and a 64-byte Type 2 area at delivery.","manufacturer_url":"https://www.st.com/resource/en/datasheet/st25tn512.pdf","frequency":"13.56 MHz","protocol":"ISO/IEC 14443 Type A; NFC Forum Type 2","memory":"64-byte Type 2 area at delivery; configurable user-content allocation (see DS13433)","interface":"RF contactless","temp_range":"-25°C to +85°C","form_factor":"SO8, TSSOP8, UFDFPN8","security":"TruST25 digital signature; block write locks; configurable kill mode","use_cases":["nfc-marketing","brand-protection"],"engineering_brief":"ST25TN512 uses the Type 2 protocol, not ISO 15693 or Type 5. Its delivery Capability Container advertises 64 bytes; configuration can change memory allocation, so use the exact map in DS13433 rather than the family maximum. Augmented NDEF provides dynamic content without rewriting EEPROM.","enriched":true,"url_status":"ok","link_status":"invalid","last_checked":"2026-11-01T03:31:28.371+00:00","last_status_code":520,"last_content_type":"text/plain; charset=UTF-8","created_at":"2026-06-14T16:30:56.111445+00:00","manufacturer_id":"0c208bcb-2193-4014-9a7f-783bb32a8c9e","chip_type":"tag_ic","dual_interface":false,"is_family_hub":false,"meta_description":"ST25TN512 NFC Type 2 tag with ISO 14443-A, Augmented NDEF and TruST25 signature. See memory configuration and ST datasheet DS13433.","faq":[],"standards":["iso-14443a","nfc-forum-type-2"],"alternatives":[],"no_direct_competitor":true,"long_form_html":{},"og_image_url":null,"canonical_url":"https://rfid-datasheet.com/chip/st25tn512"}}