DM77SR474 series datasheets. Manufacturer: National Semiconductor.

DM77SR474BJ 40 ns, (512 x 8) 4K-bit registered TTL PROM in 24-pin DIP package. Operational temperature range from -55°C to 125°C. Datasheet*) DM77SR474J 55 ns, (512 x 8) 4K-bit registered TTL PROM in 24-pin DIP package. Operational temperature range from -55°C to 125°C. Datasheet*) DM87SR474BJ 35 ns, (512 x 8) 4K-bit registered TTL PROM in 24-pin DIP package. Operational temperature range from 0°C to 70°C. Datasheet*) DM87SR474BN 35 ns, (512 x 8) 4K-bit registered TTL PROM in 24-pin DIP package. Operational temperature range from 0°C to 70°C. Datasheet*) DM87SR474BV 35 ns, (512 x 8) 4K-bit registered TTL PROM in 28-pin PLCC package. Operational temperature range from 0°C to 70°C. Datasheet*) DM87SR474J 50 ns, (512 x 8) 4K-bit registered TTL PROM in 24-pin DIP package. Operational temperature range from 0°C to 70°C. Datasheet*) DM87SR474N 50 ns, (512 x 8) 4K-bit registered TTL PROM in 24-pin DIP package. Operational temperature range from 0°C to 70°C. Datasheet*) DM87SR474V 50 ns, (512 x 8) 4K-bit registered TTL PROM in 28-pin PLCC package. Operational temperature range from 0°C to 70°C. Datasheet*)

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