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AT88RF256-12 - 125 kHz RFID Chip for Cards and Tags
M34C00 - 3 x 128 bit Serial IC Bus EEPROM For ee-Tags
M34C00DW - 3 x 128 bit Serial IC Bus EEPROM For ee-Tags
M34C00MN - 3 x 128 bit Serial IC Bus EEPROM For ee-Tags