| 927241 | M27C512-80F3TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927242 | M27C512-80F3X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927243 | M27C512-80F6 | 512 Kbit (64Kb x 8) EPROM, 5V, 80ns | SGS Thomson Microelectronics |
| 927244 | M27C512-80F6 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 927245 | M27C512-80F6TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927246 | M27C512-80F6X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927247 | M27C512-80N1 | 512 Kbit (64Kb x 8) EPROM, 5V, 80ns | SGS Thomson Microelectronics |
| 927248 | M27C512-80N1 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 927249 | M27C512-80N1TR | 512 Kbit (64Kb x 8) EPROM, 5V, 80ns | SGS Thomson Microelectronics |
| 927250 | M27C512-80N1TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927251 | M27C512-80N1X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927252 | M27C512-80N3 | 512 Kbit (64Kb x 8) EPROM, 5V, 80ns | SGS Thomson Microelectronics |
| 927253 | M27C512-80N3 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 927254 | M27C512-80N3TR | 512 Kbit (64Kb x 8) EPROM, 5V, 80ns | SGS Thomson Microelectronics |
| 927255 | M27C512-80N3TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927256 | M27C512-80N3X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927257 | M27C512-80N6 | 512 Kbit (64Kb x 8) EPROM, 5V, 80ns | SGS Thomson Microelectronics |
| 927258 | M27C512-80N6 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 927259 | M27C512-80N6TR | 512 Kbit (64Kb x 8) EPROM, 5V, 80ns | SGS Thomson Microelectronics |
|
| 927260 | M27C512-80N6TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927261 | M27C512-80N6X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927262 | M27C512-80XB1 | 512 Kbit (64Kb x 8) EPROM, 5V, 80ns | SGS Thomson Microelectronics |
| 927263 | M27C512-80XB1 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 927264 | M27C512-80XB1TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927265 | M27C512-80XB1X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927266 | M27C512-80XB3 | 512 Kbit (64Kb x 8) EPROM, 5V, 80ns | SGS Thomson Microelectronics |
| 927267 | M27C512-80XB3 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 927268 | M27C512-80XB3TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927269 | M27C512-80XB3X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927270 | M27C512-80XB6 | 512 Kbit (64Kb x 8) EPROM, 5V, 80ns | SGS Thomson Microelectronics |
| 927271 | M27C512-80XB6 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 927272 | M27C512-80XB6TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927273 | M27C512-80XB6X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927274 | M27C512-80XC1 | 512 Kbit (64Kb x 8) EPROM, 5V, 80ns | SGS Thomson Microelectronics |
| 927275 | M27C512-80XC1 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 927276 | M27C512-80XC1TR | 512 Kbit (64Kb x 8) EPROM, 5V, 80ns | SGS Thomson Microelectronics |
| 927277 | M27C512-80XC1TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927278 | M27C512-80XC1X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 927279 | M27C512-80XC3 | 512 Kbit (64Kb x 8) EPROM, 5V, 80ns | SGS Thomson Microelectronics |
| 927280 | M27C512-80XC3 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
