| Nr. | Nome da parte | Descrição | Fabricante |
| 677721 | M27C256B-12C6 | 256 KBIT (32KB X8) EPROM UV E OTP EPROM | ST Microelectronics |
| 677722 | M27C256B-12C6 | 256 KBytes (32Kb x 8) EPROM, 5V, 120ns | SGS Thomson Microelectronics |
| 677723 | M27C256B-12C6TR | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677724 | M27C256B-12C6TR | 256 KBytes (32Kb x 8) EPROM, 5V, 120ns | SGS Thomson Microelectronics |
| 677725 | M27C256B-12C6X | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677726 | M27C256B-12C7TR | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677727 | M27C256B-12C7X | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677728 | M27C256B-12F1 | 256 KBIT (32KB X8) EPROM UV E OTP EPROM | ST Microelectronics |
| 677729 | M27C256B-12F1 | 256 KBytes (32Kb x 8) EPROM, 5V, 120ns | SGS Thomson Microelectronics |
| 677730 | M27C256B-12F1TR | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677731 | M27C256B-12F1X | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677732 | M27C256B-12F3 | 256 KBytes (32Kb x 8) EPROM, 5V, 120ns | SGS Thomson Microelectronics |
| 677733 | M27C256B-12F3TR | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677734 | M27C256B-12F3X | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677735 | M27C256B-12F6 | 256 KBIT (32KB X8) EPROM UV E OTP EPROM | ST Microelectronics |
| 677736 | M27C256B-12F6 | 256 KBytes (32Kb x 8) EPROM, 5V, 120ns | SGS Thomson Microelectronics |
| 677737 | M27C256B-12F6TR | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677738 | M27C256B-12F6X | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677739 | M27C256B-12F7TR | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677740 | M27C256B-12F7X | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677741 | M27C256B-12N1 | 256 KBytes (32Kb x 8) EPROM, 5V, 120ns | SGS Thomson Microelectronics |
| 677742 | M27C256B-12N1TR | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677743 | M27C256B-12N1TR | 256 KBytes (32Kb x 8) EPROM, 5V, 120ns | SGS Thomson Microelectronics |
| 677744 | M27C256B-12N1X | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677745 | M27C256B-12N3 | 256 KBytes (32Kb x 8) EPROM, 5V, 120ns | SGS Thomson Microelectronics |
| 677746 | M27C256B-12N3TR | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677747 | M27C256B-12N3TR | 256 KBytes (32Kb x 8) EPROM, 5V, 120ns | SGS Thomson Microelectronics |
| 677748 | M27C256B-12N3X | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677749 | M27C256B-12N6 | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677750 | M27C256B-12N6 | 256 KBytes (32Kb x 8) EPROM, 5V, 120ns | SGS Thomson Microelectronics |
| 677751 | M27C256B-12N6TR | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677752 | M27C256B-12N6TR | 256 KBytes (32Kb x 8) EPROM, 5V, 120ns | SGS Thomson Microelectronics |
| 677753 | M27C256B-12N6X | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677754 | M27C256B-12N7TR | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677755 | M27C256B-12N7X | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677756 | M27C256B-12XB1 | 256 KBytes (32Kb x 8) EPROM, 5V, 120ns | SGS Thomson Microelectronics |
| 677757 | M27C256B-12XB1TR | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677758 | M27C256B-12XB1X | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
| 677759 | M27C256B-12XB3 | 256 KBytes (32Kb x 8) EPROM, 5V, 120ns | SGS Thomson Microelectronics |
| 677760 | M27C256B-12XB3TR | 256 Kbit (32Kb x 8) EPROM UV e OTP EPROM | ST Microelectronics |
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