... 7816, GB/T16649).Chips usually adopt non-volatile memorizer (ROM and EEPROM), protection logic circuit, even with the ... 16K bits logic encrypt card, exist read-write operation, Erase operation, Password operation, fusing operation.Siemens Chip SeriesSLE4404: 416 ... card, exist read data, write data, password, personalization and erase operation.SLE4418: 1k byte, with write-protectionSLE4432: 256 bytes ...