| Nr. | Nom de partie | Description | Fabricant |
| 681001 | M27C512-90XC6 | 512 Ko (64 Ko x 8) EPROM, 5V, 90ns | SGS Thomson Microelectronics |
| 681002 | M27C512-90XC6TR | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681003 | M27C512-90XC6TR | 512 Ko (64 Ko x 8) EPROM, 5V, 90ns | SGS Thomson Microelectronics |
| 681004 | M27C512-90XC6X | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681005 | M27C512-90XF1 | 512 Kbit (64K x8) EPROM UV et OTP EPROM | ST Microelectronics |
| 681006 | M27C512-90XF1 | 512 Kbit (64K x8) EPROM UV et OTP EPROM | ST Microelectronics |
| 681007 | M27C512-90XF1 | 512 Ko (64 Ko x 8) EPROM, 5V, 90ns | SGS Thomson Microelectronics |
| 681008 | M27C512-90XF1TR | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681009 | M27C512-90XF1X | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681010 | M27C512-90XF3 | 512 Kbit (64K x8) EPROM UV et OTP EPROM | ST Microelectronics |
| 681011 | M27C512-90XF3 | 512 Kbit (64K x8) EPROM UV et OTP EPROM | ST Microelectronics |
| 681012 | M27C512-90XF3 | 512 Ko (64 Ko x 8) EPROM, 5V, 90ns | SGS Thomson Microelectronics |
| 681013 | M27C512-90XF3TR | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681014 | M27C512-90XF3X | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681015 | M27C512-90XF6 | 512 Kbit (64K x8) EPROM UV et OTP EPROM | ST Microelectronics |
| 681016 | M27C512-90XF6 | 512 Kbit (64K x8) EPROM UV et OTP EPROM | ST Microelectronics |
| 681017 | M27C512-90XF6 | 512 Ko (64 Ko x 8) EPROM, 5V, 90ns | SGS Thomson Microelectronics |
| 681018 | M27C512-90XF6TR | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681019 | M27C512-90XF6X | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681020 | M27C512-90XN1 | 512 Kbit (64K x8) EPROM UV et OTP EPROM | ST Microelectronics |
| 681021 | M27C512-90XN1 | 512 Kbit (64K x8) EPROM UV et OTP EPROM | ST Microelectronics |
| 681022 | M27C512-90XN1 | 512 Ko (64 Ko x 8) EPROM, 5V, 90ns | SGS Thomson Microelectronics |
| 681023 | M27C512-90XN1TR | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681024 | M27C512-90XN1TR | 512 Ko (64 Ko x 8) EPROM, 5V, 90ns | SGS Thomson Microelectronics |
| 681025 | M27C512-90XN1X | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681026 | M27C512-90XN3 | 512 Kbit (64K x8) EPROM UV et OTP EPROM | ST Microelectronics |
| 681027 | M27C512-90XN3 | 512 Kbit (64K x8) EPROM UV et OTP EPROM | ST Microelectronics |
| 681028 | M27C512-90XN3 | 512 Ko (64 Ko x 8) EPROM, 5V, 90ns | SGS Thomson Microelectronics |
| 681029 | M27C512-90XN3TR | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681030 | M27C512-90XN3TR | 512 Ko (64 Ko x 8) EPROM, 5V, 90ns | SGS Thomson Microelectronics |
| 681031 | M27C512-90XN3X | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681032 | M27C512-90XN6 | 512 Kbit (64K x8) EPROM UV et OTP EPROM | ST Microelectronics |
| 681033 | M27C512-90XN6 | 512 Kbit (64K x8) EPROM UV et OTP EPROM | ST Microelectronics |
| 681034 | M27C512-90XN6 | 512 Ko (64 Ko x 8) EPROM, 5V, 90ns | SGS Thomson Microelectronics |
| 681035 | M27C512-90XN6TR | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681036 | M27C512-90XN6TR | 512 Ko (64 Ko x 8) EPROM, 5V, 90ns | SGS Thomson Microelectronics |
| 681037 | M27C512-90XN6X | 512 Kbit 64Kb x8 EPROM et OTP UV EPROM | ST Microelectronics |
| 681038 | M27C516 | 512 KBIT (32KB X16) OTP EPROM | ST Microelectronics |
| 681039 | M27C516 | 512 KBIT (32KB X16) OTP EPROM | SGS Thomson Microelectronics |
| 681040 | M27C516 | 512 Kbit (32Kb x16) OTP EPROM | SGS Thomson Microelectronics |
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