| No. | Nome della parte | Descrizione | Fabbricatore |
| 680441 | M27C512-45N3 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680442 | M27C512-45N3 | 512 KBytes (64 KB x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 680443 | M27C512-45N3TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680444 | M27C512-45N3TR | 512 KBytes (64 KB x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 680445 | M27C512-45N3X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680446 | M27C512-45N6 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680447 | M27C512-45N6 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680448 | M27C512-45N6 | 512 KBytes (64 KB x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 680449 | M27C512-45N6TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680450 | M27C512-45N6TR | 512 KBytes (64 KB x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 680451 | M27C512-45N6X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680452 | M27C512-45XB1 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680453 | M27C512-45XB1 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680454 | M27C512-45XB1 | 512 KBytes (64 KB x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 680455 | M27C512-45XB1TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680456 | M27C512-45XB1X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680457 | M27C512-45XB3 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680458 | M27C512-45XB3 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680459 | M27C512-45XB3 | 512 KBytes (64 KB x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 680460 | M27C512-45XB3TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680461 | M27C512-45XB3X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680462 | M27C512-45XB6 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680463 | M27C512-45XB6 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680464 | M27C512-45XB6 | 512 KBytes (64 KB x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 680465 | M27C512-45XB6TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680466 | M27C512-45XB6X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680467 | M27C512-45XC1 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680468 | M27C512-45XC1 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680469 | M27C512-45XC1 | 512 KBytes (64 KB x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 680470 | M27C512-45XC1TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680471 | M27C512-45XC1TR | 512 KBytes (64 KB x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 680472 | M27C512-45XC1X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680473 | M27C512-45XC3 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680474 | M27C512-45XC3 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680475 | M27C512-45XC3 | 512 KBytes (64 KB x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 680476 | M27C512-45XC3TR | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680477 | M27C512-45XC3TR | 512 KBytes (64 KB x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 680478 | M27C512-45XC3X | 512 Kbit 64Kb x8 EPROM ed OTP UV EPROM | ST Microelectronics |
| 680479 | M27C512-45XC6 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
| 680480 | M27C512-45XC6 | 512 Kbit (64K x8) EPROM UV ed OTP EPROM | ST Microelectronics |
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