Microchip AT93C46DN-SH-T, 1kbit EEPROM Chip 8-Pin SOIC 3-Wire, Microwire

The Microchip 1 Kb Micro wire (3-wire) Serial EEPROM organized as either 128 x 8 or 64 x 16, selectable in hardware using the ORG pin. The device is optimized for use in consumer, industrial, and automotive applications where reliable and dependable non-volatile memory storage is essential. The EEPROM is available in a variety of space-saving packaging options.

Industry Standard Micro wire Serial I/O
Up to 2 MHz clock compatibility
Self-Timed Erase and Write Cycles (5 ms max.)
Read current 0.5 mA (Typ), 2.0 mA (Max)
Write current 0.5 mA (Typ),2.0 mA (Max)
Standby current 10.0 uA (Typ), 15.0 uA (Max)
Software Write-Protection
More than 1 million erase or write cycles