SM23YT66：USB接口安全芯片

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SM23YT66 Secure MCU with MIFARE Classic library USB and SPI interfaces and 66Kbyte EEPROM Data brief TSSOP20 64 x 62 mm Features Hardware features Enhanced 816bit ST23 CPU core with 16 Mbytes linear addressable memory 184 Kbytes of User ROM 62 Kbytes of User RAM 2 Kbytes of NESCRYPT RAM 66 Kbytes of User EEPROM including 128 bytes of User OTP area Highly reliable CMOS EEPROM submicron technology 30year data retention 500000 EraseWrite cycles endurance typical at 25 C 1 to 64 bytes ......