512KB Parallel EPROM, 5V, 64KX8, CDIP-28, -40°C to 125°C
512Kb EPROM 64Kx8 120ns DIP-28 Through Hole IC
28-Pin Commercial Temperature 5V 5.5V 4.5V UVPROM Memory IC
64KX8 UVPROM, 120ns, CDIP28, CERAMIC, DIP-28
64KX8 OTPROM, 120ns, PQCC32, PLASTIC, LCC-32