SR176* | SRi4K | SRi512 | SRiX4K | SRiX512 | SRT512

13.56 MHz short-range contactless memory chip with 512-bit EEPROM and anticollision functions
Datasheet : SRT512.pdf
Features

• ISO 14443-2 Type B air interface compliant
• ISO 14443-3 Type B frame format compliant
• 13.56 MHz carrier frequency
• 847 kHz subcarrier frequency
• 106 Kbit/second data transfer
• 8 bit Chip_ID based anticollision system
• 2 count-down binary counters with automated anti tearing protection
• 64-bit unique identifier
• 512-bit EEPROM with write protect feature
• Read_block and Write_block (32 bits)
• Internal tuning capacitor
• 1 million erase/write cycles
• 40-year data retention
• Self-timed programming cycle
• 5 ms typical programming time