EPROM Type Year Size  bits Size  bytes Length (hex) Last address (hex) Technology
1702, 1702A 1971 Kbit 256 100 FF PMOS
2704 1975 4 Kbit 512 200 1FF NMOS
2708 1975 8 Kbit KB 400 3FF NMOS
2716, 27C16, TMS2716, 2516 1977 16 Kbit 2 KB 800 7FF NMOS/CMOS
2732, 27C32, 2532 1979 32 Kbit 4 KB 1000 FFF NMOS/CMOS
2764, 27C64, 2564   64 Kbit 8 KB 2000 1FFF NMOS/CMOS
27128, 27C128   128 Kbit 16 KB 4000 3FFF NMOS/CMOS
27256, 27C256   256 Kbit 32 KB 8000 7FFF NMOS/CMOS
27512, 27C512   512 Kbit 64 KB 10000 FFFF NMOS/CMOS
27C010, 27C100   Mbit 128 KB 20000 1FFFF CMOS
27C020   2 Mbit 256 KB 40000 3FFFF CMOS
27C040, 27C400, 27C4001   4 Mbit 512 KB 80000 7FFFF CMOS
27C080   8 Mbit MB 100000 FFFFF CMOS
27C160   16 Mbit 2 MB 200000 1FFFFF CMOS
27C320, 27C322   32 Mbit 4 MB 400000 3FFFFF CMOS