ANT4-M24LR-A

M24LR64-R Dynamic NFC/RFID tag IC with 64-Kbit EEPROM with IC bus and ISO 15693 RF interface Datasheet - production data Contactless interface ISO 15693 and ISO 18000-3 mode 1 compatible 13.56 MHz 7 kHz carrier frequency SO8 (MN) 150 mils width To tag: 10% or 100% ASK modulation using 1/4 (26 kbit/s) or 1/256 (1.6 kbit/s) pulse position coding From tag: UFDFPN8 (MC) load modulation using Manchester coding 2 3 mm with 423 kHz and 484 kHz subcarriers in low (6.6 kbit/s) or high (26 kbit/s) data rate mode. Supports the 53 kbit/s data rate with Fast commands TSSOP8 (DW) Internal tuning capacitance: 27.5 pF 64-bit unique identifier (UID) Read Block & Write (32-bit Blocks) Memory 64-Kbit EEPROM organized into: 2 8192 bytes in I C mode Sawn wafer on UV tape 2048 blocks of 32 bits in RF mode Write time: Features 2 I C: 5 ms (Max.) RF: 5.75 ms including the internal Verify 2 I C interface time 2 Two-wire I C serial interface supports 400 kHz More than 1 Million write cycles protocol Multiple password protection in RF mode Single supply voltage: 2 Single password protection in I C mode 1.8 V to 5.5 V More than 40-year data retention Byte and Page Write (up to 4 bytes) Package: Random and Sequential Read modes ECOPACK2 (RoHS compliant and Self-timed programming cycle Halogen-free) Automatic address incrementing Enhanced ESD/latch-up protection July 2013 DocID15170 Rev 16 1/121 This is information on a product in full production. www.st.com 1Contents M24LR64-R Contents 1 Description 12 2 Signal description 14 2.1 Serial Clock (SCL) 14 2.2 Serial Data (SDA) . 14 2.3 Chip Enable (E0, E1) 14 2.4 Antenna coil (AC0, AC1) . 14 2.5 V ground 15 SS 2.6 Supply voltage (V ) 15 CC 2.6.1 Operating supply voltage V CC . 15 2.6.2 Power-up conditions . 15 2.6.3 Device reset 15 2.6.4 Power-down conditions . 15 3 User memory organization . 18 4 System memory area . 23 4.1 M24LR64-R RF block security . 23 4.2 Example of the M24LR64-R security protection 25 4.3 I2C Write Lock bit area 26 4.4 System parameters . 26 2 4.5 M24LR64-R I C password security . 27 2 4.5.1 I C Present Password command description 27 2 4.5.2 I C Write Password command description 28 2 5I C device operation 30 5.1 Start condition 30 5.2 Stop condition 30 5.3 Acknowledge bit (ACK) 30 5.4 Data Input . 30 5.5 Memory addressing . 30 5.6 Write operations 31 5.7 Byte Write . 32 2/121 DocID15170 Rev 16