Microchip’s 93AA76C/93C76C/93LC76C family of devices are 8 Kbit Microwire Serial EEPROMs available in a variety of package, temperature and power supply variants.

Configurable Organisation via ORG pin: 8-bit by 1024 or 16-bit x 512
Program Enable Pin to Write-Protect the Entire Array
Self-Timed Erase/Write Cycles (including Auto-Erase)
Automatic Erase All (ERAL) Before Write All (WRAL)
Power-On/Off Data Protection Circuitry
Industry Standard 3-Wire Serial I/O
Device status signal during erase/write cycles
Sequential Read Function
1,000,000 Erase/Write Cycles
Data Retention >200 Years

EEPROM Serial Access - Microchip