| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
| TMS27PC512-2NL | Texas Instruments | 524 288-Bit Programmable Read-Only Memory 28-PDIP 0 to 70 | |
| AM27C128-150PC | AMD | OTP ROM, 16KX8, 150ns, CMOS, PDIP28, PLASTIC, DIP-28 | |
| CY7C263-55JI | Cypress | OTP ROM, 8KX8, 55ns, CMOS, PQCC28, PLASTIC, LCC-28 | |
| AM27C512-255PC | AMD | OTP ROM, 64KX8, 250ns, CMOS, PDIP28, PLASTIC, DIP-28 | |
| AM27C128-90JC | AMD | OTP ROM, 16KX8, 90ns, CMOS, PQCC32, PLASTIC, LCC-32 | |
| CY7C281A-45JC | Cypress | OTP ROM, 1KX8, 45ns, CMOS, PQCC28, PLASTIC, LCC-28 | |
| AM27C010-150JC | AMD | OTP ROM, 128KX8, 150ns, CMOS, PQCC32, PLASTIC, LCC-32 | |
 | AM27C128-150JC | AMD | OTP ROM, 16KX8, 150ns, CMOS, PQCC32, PLASTIC, LCC-32 |
| CY7C263-55JC | Cypress | OTP ROM, 8KX8, 55ns, CMOS, PQCC28, PLASTIC, LCC-28 | |
| TMS27PC010A-15FML | Texas Instruments | 128KX8 OTPROM, 150ns, PQCC32, 1.25 MM PITCH, PLASTIC, LCC-32 | |
| AM27C128-200PC | AMD | OTP ROM, 16KX8, 200ns, CMOS, PDIP28, PLASTIC, DIP-28 | |
| TBP28L22N | Texas Instruments | 256X8 OTPROM, 70ns, PDIP20, DIP-20 | |
| TBP28L42N | Texas Instruments | 512X8 OTPROM, 95ns, PDIP20, DIP-20 | |
| AM27S191APC | AMD | OTP ROM, 2KX8, 35ns, Bipolar, PDIP24, 0.600 INCH, PLASTIC, DIP-24 | |
 | AM27S43APC | AMD | OTP ROM, 4KX8, 40ns, Bipolar, PDIP24, PLASTIC, DIP-24 |
 | TBP18S030N | Texas Instruments | 32X8 OTPROM, 40ns, PDIP16, PLASTIC, DIP-16 |
| CY7C271-30JC | Cypress | OTP ROM, 32KX8, 30ns, CMOS, PQCC32, PLASTIC, LCC-32 | |
No Image | M27C512-90B6 | Stmicroelectronics | 512Kb 64Kx8 EPROM, 90ns, PDIP-28, Parallel, 5V |
No Image | CY7C266-25DMB | Cypress | OTP ROM, 8KX8, 25ns, CMOS, CDIP28, 0.600 INCH, CERDIP-28 |
No Image | 5962-9316603MXA | E2V | OTP ROM, 32KX8, 35ns, CMOS, CDIP28, 0.300 INCH, CERAMIC, DIP-28 |