{"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/rf430cl330h","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":"2026-11-02T00:50:32.698Z","chip":{"id":"4f81b05d-5bac-4b0f-913c-22f395225b8a","slug":"rf430cl330h","name":"RF430CL330H","manufacturer":"Texas Instruments","frequency_category":"NFC","short_description":"Dynamic NFC interface transponder, NFC Forum Type 4B","manufacturer_url":"https://www.ti.com/lit/ds/symlink/rf430cl330h.pdf","frequency":"13.56 MHz","protocol":"ISO/IEC 14443-B compliant, NFC Forum Type 4, supports up to 848 kbps","memory":"3 KB SRAM for NDEF messages","interface":"RF (ISO14443B contactless), I2C (up to 400 kHz with clock stretching), SPI (up to 100 kHz write / 110 kHz read), interrupt output (INTO)","temp_range":"-40°C to +85°C","form_factor":"TSSOP-14 (PW) 5 mm × 4.4 mm, VQFN-16 (RGT) 3 mm × 3 mm with exposed thermal pad","security":"Optional BIP-8 (Bit-Interleaved Parity) communication mode for error detection, NDEF structure error checking, no hardware encryption mentioned","use_cases":["industrial-iot","asset-tracking","nfc-marketing"],"engineering_brief":"The RF430CL330H is a dual-interface NFC Type 4 transponder combining ISO14443B-compliant 13.56 MHz RF communication (up to 848 kbps) with I2C or SPI serial interfaces. It provides 3 KB of SRAM for NDEF messages that can be dynamically updated via the serial interface while remaining accessible to NFC readers wirelessly. The device supports automatic NDEF structure validation, configurable interrupt signaling, and optional BIP-8 error detection, making it ideal for Bluetooth/Wi-Fi pairing, equipment diagnostics, and sensor data exchange applications where a microcontroller needs to present dynamically-changing content to NFC-enabled smartphones or tablets.","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":"76dcc3d3-1793-4a32-ae56-ffbffeedd8ee","chip_type":"tag_ic","dual_interface":false,"is_family_hub":false,"meta_description":"Texas Instruments RF430CL330H: NFC Forum Type 4B dynamic transponder with 3 KB SRAM, dual I2C/SPI + ISO14443B interface, 848 kbps for sensor data exchange.","faq":[{"a":"The RF430CL330H features dual interfaces: ISO14443B-compliant 13.56 MHz contactless RF communication and wired serial interfaces supporting both I2C (up to 400 kHz) and SPI (up to 100 kHz write, 110 kHz read). An interrupt output (INTO) enables event signaling to the host microcontroller.","q":"What interfaces does the RF430CL330H support?"},{"a":"The RF430CL330H contains 3 KB of SRAM for storing NDEF messages. This memory can be dynamically updated by a microcontroller via I2C or SPI while simultaneously being read wirelessly by NFC readers.","q":"How much memory does the RF430CL330H have for NFC data?"},{"a":"The RF430CL330H supports ISO14443B communication at speeds up to 848 kbps over the 13.56 MHz contactless interface, enabling fast data exchange with NFC-enabled devices.","q":"What is the RF data rate of the RF430CL330H?"},{"a":"No, the RF430CL330H does not include hardware encryption. It offers optional BIP-8 (Bit-Interleaved Parity) communication mode for error detection and automatic NDEF structure validation, but no cryptographic security features.","q":"Does the RF430CL330H support hardware encryption?"},{"a":"Yes, the RF430CL330H is NFC Forum Type 4 compliant and uses ISO14443B protocol, making it compatible with NFC-enabled smartphones and tablets. It is commonly used for Bluetooth/Wi-Fi pairing and sensor data sharing applications.","q":"Is the RF430CL330H compatible with NFC smartphones?"},{"a":"Yes, the RF430CL330H's 3 KB SRAM can be dynamically updated by a host microcontroller via I2C or SPI interface while remaining accessible to NFC readers wirelessly, enabling real-time data presentation for sensor readings or diagnostic information.","q":"Can the RF430CL330H memory be updated while being read by NFC?"}],"standards":["iso-14443b","nfc-forum-type-4"],"alternatives":[],"no_direct_competitor":true,"long_form_html":null,"og_image_url":null,"canonical_url":"https://rfid-datasheet.com/chip/rf430cl330h"}}