EEPROM 4K, 512 X 8/256 X 16, SOIC8; Memory Size:4Kbit; Memory Configuration:512 x 8, 256 x 16; Interface Type:Serial, 3-Wire, Microwire; Clock Frequency:2MHz; Supply Voltage Range:2.5V to 5.5V; Memory Case Style:SOIC; No. of Pins:8; Operating Temperature Range:-40°C to +85°C; SVHC:No SVHC (20-Jun-2011); Base Number:93; Frequency:2MHz; IC Generic Number:93LC66; Interface:Microwire; Interface Type:Serial, Microwire; Logic Function Number:93LC66; Memory Configuration:512 x 8 / 256 x 16; Memory Size:4Kbit; Memory Type:EEPROM; Memory Voltage Vcc:2.5V; Operating Temperature Max:+85°C; Operating Temperature Min:-40°C; Package / Case:SOIC; Supply Voltage Max:5.5V; Supply Voltage Min:2.5V; Termination Type:SMD; Voltage Vcc:2.5V