| No. | Nome della parte | Descrizione | Fabbricatore |
| 680161 | M27C512-20F1X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680162 | M27C512-20F3 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680163 | M27C512-20F3 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680164 | M27C512-20F3 | 512 KBytes (64 KB x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680165 | M27C512-20F3TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680166 | M27C512-20F3X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680167 | M27C512-20F6 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680168 | M27C512-20F6 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680169 | M27C512-20F6 | 512 KBytes (64 KB x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680170 | M27C512-20F6TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680171 | M27C512-20F6X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680172 | M27C512-20N1 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680173 | M27C512-20N1 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680174 | M27C512-20N1 | 512 KBytes (64 KB x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680175 | M27C512-20N1TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680176 | M27C512-20N1TR | 512 KBytes (64 KB x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680177 | M27C512-20N1X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680178 | M27C512-20N3 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680179 | M27C512-20N3 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680180 | M27C512-20N3 | 512 KBytes (64 KB x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680181 | M27C512-20N3TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680182 | M27C512-20N3TR | 512 KBytes (64 KB x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680183 | M27C512-20N3X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680184 | M27C512-20N6 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680185 | M27C512-20N6 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680186 | M27C512-20N6 | 512 KBytes (64 KB x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680187 | M27C512-20N6TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680188 | M27C512-20N6TR | 512 KBytes (64 KB x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680189 | M27C512-20N6X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680190 | M27C512-20XB1 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680191 | M27C512-20XB1 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680192 | M27C512-20XB1 | 512 KBytes (64 KB x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680193 | M27C512-20XB1TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680194 | M27C512-20XB1X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680195 | M27C512-20XB3 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680196 | M27C512-20XB3 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680197 | M27C512-20XB3 | 512 KBytes (64 KB x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680198 | M27C512-20XB3TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680199 | M27C512-20XB3X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680200 | M27C512-20XB6 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
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