The CAT93C66WI is a high-performance CMOS Serial EEPROM organized as 8Kx8 bits.

• Interface: Serial interface
• Protocol: Software protocol allowing operation on a simple two-wire bus
• Bus Signals: Clock input (SCK) and a bidirectional data transfer signal (DI/DO)
• Chip Select: Selected when Chip Select (CS) is taken Low
• Write Protect: Features a Write Protect pin (W) that provides hardware data protection of the entire memory array
• Technology: Fabricated with advanced CMOS technology to provide excellent endurance and data retention
• Package: 8-pin SOIC package
• Application: Ideal for low-power applications requiring nonvolatile memory