IC 27C256B-15 EPROM 256K-Bit 150ns UV EPROM
IC 27C256B-15 EPROM 256K-Bit 150ns UV EPROM, EPROM UV 256K-Bit 32K x 8 150 ns 28-PinSpecifications 5V A 10% supply voltage in Read operation Access time: 45ns Low power consumption: Active Current 30mA at 5MHz and Standby Current 100uA Programming voltage: 12.75V A 0.25V Programming time: 100us/Word