ST25TB04K Datasheet 13.56 MHz short-range contactl.
STMicroelectronics
ST25TB04K - 13.56 MHz short-range contactless memory
ST25TB04K Datasheet 13.56 MHz short-range contactless memory chip with 4096-bit EEPROM and anticollision functions -Unsawn wafer -Bumped and sawn waf.