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M24LR64-R_1006 Datasheet, PDF (1/128 Pages) STMicroelectronics – 64 Kbit EEPROM with password protection & dual interface | |||
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M24LR64-R
64 Kbit EEPROM with password protection & dual interface:
400 kHz I²C serial bus & ISO 15693 RF protocol at 13.56 MHz
Features
I2C interface
â Two-wire I2C serial interface supports 400 kHz
protocol
â Single supply voltage:
â 1.8 V to 5.5 V
â Byte and Page Write (up to 4 bytes)
â Random and Sequential Read modes
â Self-timed programming cycle
â Automatic address incrementing
â Enhanced ESD/latch-up protection
Contactless interface
â ISO 15693 and ISO 18000-3 mode 1 compliant
â 13.56 MHz ±7k Hz carrier frequency
â To tag: 10% or 100% ASK modulation using
1/4 (26 Kbit/s) or 1/256 (1.6 Kbit/s) pulse
position coding
â From tag: load modulation using Manchester
coding 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
â Internal tuning capacitance: 27.5 pF
â 64-bit unique identifier (UID)
â Read Block & Write (32-bit Blocks)
Memory
â 64 Kbit EEPROM organized into:
â 8192 bytes in I2C mode
â 2048 blocks of 32 bits in RF mode
â Write time
â I2C: 5 ms (Max.)
â RF: 5.75 ms including the internal Verify
time
â More than 1 Million write cycles
SO8 (MN)
150 mils width
UFDFPN8 (MB)
2 Ã 3 mm
TSSOP8 (DW)
Sawn wafer on UV tape
â Multiple password protection in RF mode
â Single password protection in I2C mode
â More than 40-year data retention
â Package
â ECOPACK2® (RoHS compliant and
Halogen-free)
June 2010
Doc ID 15170 Rev 10
1/128
www.st.com
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