64K X 8 UVPROM, 150 ns, CDIP28, 0.600 INCH, CERDIP-28
64K X 8 OTPROM, 150 ns, PQCC32, PLASTIC, LCC-32
27C512-15B/XA
Nsc - Nsc 27C512-150 NM27C512Q -150
