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M9306 - 256BIT (16X16) SERIAL NMOS EEPROM
M93C06 - 16Kbit / 8Kbit / 4Kbit / 2Kbit / 1Kbit and 256bit 8-bit or 16-bit wide
93C56 - 16Kbit/ 8Kbit/ 4Kbit/ 2Kbit/ 1Kbit and 256bit 8-bit or 16-bit wide