Memory Configuration:512 X 8Bit; Interfaces:Spi; Clock Frequency Max:3Mhz; Ic Case/Package:Dip; No. Of Pins:8Pins; Supply Voltage Min:4.5V; Supply Voltage Max:5.5V; Ic Mounting:Through Hole; Operating Temperature Min:-40°C; Msl:- Rohs Compliant: Yes |Microchip 25C040-I/P.