| Nr. | Nom de partie | Description | Fabricant |
| 677601 | M27C256B-10B3X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677602 | M27C256B-10B6 | 256 KBIT (32KB X8) EPROM ET OTP UV EPROM | ST Microelectronics |
| 677603 | M27C256B-10B6 | 256 Ko (32 Ko x 8) EPROM, 5V, 100 ns | SGS Thomson Microelectronics |
| 677604 | M27C256B-10B6TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677605 | M27C256B-10B6X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677606 | M27C256B-10B7TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677607 | M27C256B-10B7X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677608 | M27C256B-10C1 | 256 KBIT (32KB X8) EPROM ET OTP UV EPROM | ST Microelectronics |
| 677609 | M27C256B-10C1 | 256 Ko (32 Ko x 8) EPROM, 5V, 100 ns | SGS Thomson Microelectronics |
| 677610 | M27C256B-10C1TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677611 | M27C256B-10C1TR | 256 Ko (32 Ko x 8) EPROM, 5V, 100 ns | SGS Thomson Microelectronics |
| 677612 | M27C256B-10C1X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677613 | M27C256B-10C3 | 256 Ko (32 Ko x 8) EPROM, 5V, 100 ns | SGS Thomson Microelectronics |
| 677614 | M27C256B-10C3TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677615 | M27C256B-10C3TR | 256 Ko (32 Ko x 8) EPROM, 5V, 100 ns | SGS Thomson Microelectronics |
| 677616 | M27C256B-10C3X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677617 | M27C256B-10C6 | 256 KBIT (32KB X8) EPROM ET OTP UV EPROM | ST Microelectronics |
| 677618 | M27C256B-10C6 | 256 Ko (32 Ko x 8) EPROM, 5V, 100 ns | SGS Thomson Microelectronics |
| 677619 | M27C256B-10C6TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677620 | M27C256B-10C6TR | 256 Ko (32 Ko x 8) EPROM, 5V, 100 ns | SGS Thomson Microelectronics |
| 677621 | M27C256B-10C6X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677622 | M27C256B-10C7TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677623 | M27C256B-10C7X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677624 | M27C256B-10F1 | 256 KBIT (32KB X8) EPROM ET OTP UV EPROM | ST Microelectronics |
| 677625 | M27C256B-10F1 | 256 Ko (32 Ko x 8) EPROM, 5V, 100 ns | SGS Thomson Microelectronics |
| 677626 | M27C256B-10F1TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677627 | M27C256B-10F1X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677628 | M27C256B-10F3 | 256 Ko (32 Ko x 8) EPROM, 5V, 100 ns | SGS Thomson Microelectronics |
| 677629 | M27C256B-10F3TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677630 | M27C256B-10F3X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677631 | M27C256B-10F6 | 256 Ko (32 Ko x 8) EPROM, 5V, 100 ns | SGS Thomson Microelectronics |
| 677632 | M27C256B-10F6TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677633 | M27C256B-10F6X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677634 | M27C256B-10F7TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677635 | M27C256B-10F7X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677636 | M27C256B-10N1 | 256 Ko (32 Ko x 8) EPROM, 5V, 100 ns | SGS Thomson Microelectronics |
| 677637 | M27C256B-10N1TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677638 | M27C256B-10N1TR | 256 Ko (32 Ko x 8) EPROM, 5V, 100 ns | SGS Thomson Microelectronics |
| 677639 | M27C256B-10N1X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 677640 | M27C256B-10N3 | 256 Ko (32 Ko x 8) EPROM, 5V, 100 ns | SGS Thomson Microelectronics |
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