AT93C66B

4Kb Microwire (3-wire) Serial EEPROM

The Microchip AT93C66B is a 4 Kb Microwire (3-wire) SerialEEPROM organized as either 512 x 8 or 256 x 16, selectable in hardware usingthe ORG pin. The device is optimized for use in consumer, industrial, andautomotive applications where reliable and dependable nonvolatile memorystorage is essential.; User selectable 512 x 8 or 256 x 16 Organization (4 Kbit)\nIndustry Standard Microwire Serial I/O\nUp to 2 MHz clock compatibility \nSelf-Timed Erase and Write Cycles (5 ms max.)\nRead current 0.5 mA (Typ), 2.0 mA (Max)\nWrite current 0.5 mA (Typ),2.0 mA (Max)\nStandby current 10.0 uA (Typ), 15.0 uA;

AT93C66B-SSHM-T

3-wire Serial EEPROM 2K (256 x 8 or 128 x 16) and 4K (512 x 8 or 256 x 16)

Description TheAtmel?AT93C56B/66Bprovides2,048/4,096bitsofSerialElectricallyErasableProgrammableRead-OnlyMemory(EEPROM)organizedas128/256wordsof16bitseach(whentheORGpinisconnectedtoVCC)and256/512wordsof8bitseach(whentheORGpinistiedtoground).Thedevice

AT93C66B_14

3-wire Serial EEPROM

AT93C66B-CUM-T

Three-wire Serial Electrically Erasable Programmable Read-only Memory

AT93C66B-MAHM-T

Three-wire Serial Electrically Erasable Programmable Read-only Memory

AT93C66B-MEHM-T

Three-wire Serial Electrically Erasable Programmable Read-only Memory

AT93C66B-SSHM-B

Three-wire Serial Electrically Erasable Programmable Read-only Memory

AT93C66B-SSHM-T

Three-wire Serial Electrically Erasable Programmable Read-only Memory

AT93C66B-XHM-B

Three-wire Serial Electrically Erasable Programmable Read-only Memory

AT93C66B-XHM-T

Three-wire Serial Electrically Erasable Programmable Read-only Memory