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ST25DV04K Scheda tecnica(PDF) 1 Page - STMicroelectronics |
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ST25DV04K Scheda tecnica(HTML) 1 Page - STMicroelectronics |
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1 / 220 page  This is information on a product in full production. December 2017 DocID027603 Rev 4 1/220 ST25DV04K ST25DV16K ST25DV64K Dynamic NFC/RFID tag IC with 4-Kbit, 16-Kbit or 64-Kbit EEPROM, and fast transfer mode capability Datasheet - production data Features I2C interface • Two-wire I2C serial interface supports 1MHz protocol • Single supply voltage: 1.8V to 5.5V • Multiple byte write programing (up to 256 bytes) Contactless interface • Based on ISO/IEC 15693 • NFC Forum Type 5 tag certified by the NFC Forum • Supports all ISO/IEC 15693 modulations, coding, subcarrier modes and data rates • Custom Fast read access up to 53 Kbit/s • Single and multiple blocks read (same for Extended commands) • Single and multiple blocks write (up to 4) (same for Extended commands) • Internal tuning capacitance: 28.5 pF Memory • Up to 64-kbits of EEPROM (depending on version) • I2C interface accesses bytes • RF interface accesses blocks of 4 bytes • Write time: – From I2C: typical 5ms for 1 byte – From RF: typical 5ms for 1 block • Data retention: 40 years • Write cycles endurance: – 1 million write cycles at 25 °C – 600k write cycles at 85 °C – 500k write cycles at 105 °C – 400k write cycles at 125 °C Fast transfer mode • Fast data transfer between I2C and RF interfaces • Half-duplex 256-byte dedicated buffer Energy harvesting • Analog output pin to power external components Data protection • User memory: 1 to 4 configurable areas, protectable in read and/or write by three 64-bit passwords in RF and one 64-bit password in I2C • System configuration: protected in write by a 64-bit password in RF and a 64-bit password in I2C GPO • Interruption pin configurable on multiple RF events (field change, memory write, activity, Fast Transfer end, user set/reset/pulse) • Open Drain or CMOS output (depending on version) Low power mode (10-ball and 12-pin package only) • Input pin to trigger low power mode RF management • RF command interpreter enabled/disabled from I2C host controller Temperature range • Range 6: – From -40 to 85 °C • Range 8: – From -40 to 105 °C (UDFPN8 and UDFPN12 only) – From -40 to 125 °C (SO8N and TSSOP8 only, 105 °C max on RF interface) Package • 8-pin, 10-ball and 12-pin packages • ECOPACK2® (RoHS compliant) SO8 TSSOP8 UFDFPN12 UFDFPN8 Wafer WLCSP10 www.st.com |
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