| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
 | M27C64A-15F1 | Stmicroelectronics | 64Kb EPROM 8Kx8 150ns Parallel CDIP28 Through Hole |
No Image | QP7C271-55KMB | Teledyne | EPROM OTP 256Kbit 32Kx8 55ns 28-Pin CFPAK SMT |
 | M27C1001-12F6 | Stmicroelectronics | 1Mb EPROM 128Kx8 120ns DIP Through Hole IC |
 | M27C64A-10F1 | Stmicroelectronics | 64Kb EPROM 8Kx8 100ns DIP-28 Parallel Memory IC |
No Image | QP7C271-45KMB | Teledyne | EPROM OTP 256Kbit 32Kx8 45ns 28-Pin CFPAK SMT |
No Image | AS27C256 -20ECAXT | Micross | EPROM 256Kbit 32Kx8 200ns 32-Pin CLLCC SMT OTP |
No Image | AS27C256 -17ECAI | Micross | 256Kbit EPROM OTP 32Kx8 170ns 32-Pin CLLCC SMT |
 | M27C1001-10F1 | Stmicroelectronics | 1Mb EPROM 128Kx8 100ns Parallel DIP-32 |
 | M27C512-90F6 | Stmicroelectronics | 512Kb EPROM 64Kx8 90ns DIP-28 Through Hole IC |
No Image | AS27C256 -90ECAI | Micross | 256K EPROM OTP 90ns 32-Pin CLLCC Ceramic SMT |
 | M27C801-100F1 | Stmicroelectronics | 8Mb EPROM 100ns Parallel DIP-32 Through Hole |
 | M27C256B-70XF1 | Stmicroelectronics | 256Kb EPROM 32Kx8 70ns CDIP-28 Through Hole IC |
No Image | AS27C256 -20ECAI | Micross | EPROM OTP 256Kbit 32Kx8 200ns 32-Pin CLLCC SMT |
No Image | AS27C256 -15ECAI | Micross | 256K EPROM OTP 32Kx8 150ns 32-Pin CLLCC SMT |
 | AT27LV040A-90JU | Microchip | EPROM OTP 4M-bit 512K x 8 90ns 32-Pin PLCC Tube |
 | M27C512-70XF1 | Stmicroelectronics | 512Kb EPROM, 64Kx8, 70ns, Parallel, CDIP28, Through Hole |
No Image | AS27C256 -55ECAI | Micross | EPROM 256K-bit 32Kx8 55ns OTP 32-Pin CLLCC SMT |
No Image | AS27C256 -12ECAI | Micross | 256K EPROM OTP 32Kx8 120ns 32-Pin CLLCC SMT |
 | M27C512-12F1 | Stmicroelectronics | 512Kb EPROM 64Kx8 120ns DIP-28 Through Hole IC |
No Image | AS27C256 -90ECAXT | Micross | EPROM 256K-bit 32Kx8 90ns OTP CLLCC 32-Pin SMT |