| Название | Описание | Производитель | Корпус | Выводы | Темп. Диапазон | Файл PDF |
| M27C256B-12XC1 | 256 Kbit (32Kb x 8) EPROM, 5V, 120ns | SGS-Thomson Microelectronics | PLCC | 32 | 0°C | 70°C | M27C256B-12XC1 datasheet (107K) |
| M27C256B-12XC1TR | 256 Kbit (32Kb x 8) EPROM, 5V, 120ns | SGS-Thomson Microelectronics | PLCC | 32 | 0°C | 70°C | M27C256B-12XC1TR datasheet (107K) |
| M27C256B-12XC3 | 256 Kbit (32Kb x 8) EPROM, 5V, 120ns | SGS-Thomson Microelectronics | PLCC | 32 | -40°C | 125°C | M27C256B-12XC3 datasheet (107K) |
| M27C256B-12XC3TR | 256 Kbit (32Kb x 8) EPROM, 5V, 120ns | SGS-Thomson Microelectronics | PLCC | 32 | -40°C | 125°C | M27C256B-12XC3TR datasheet (107K) |
| M27C256B-12XC6 | 256 Kbit (32Kb x 8) EPROM, 5V, 120ns | SGS-Thomson Microelectronics | PLCC | 32 | -40°C | 85°C | M27C256B-12XC6 datasheet (107K) |
| M27C256B-12XC6TR | 256 Kbit (32Kb x 8) EPROM, 5V, 120ns | SGS-Thomson Microelectronics | PLCC | 32 | -40°C | 85°C | M27C256B-12XC6TR datasheet (107K) |
| M27C256B-12XF1 | 256 Kbit (32Kb x 8) EPROM, 5V, 120ns | SGS-Thomson Microelectronics | FDIP | 28 | 0°C | 70°C | M27C256B-12XF1 datasheet (107K) |
| M27C256B-12XF3 | 256 Kbit (32Kb x 8) EPROM, 5V, 120ns | SGS-Thomson Microelectronics | FDIP | 28 | -40°C | 125°C | M27C256B-12XF3 datasheet (107K) |
| M27C256B-12XF6 | 256 Kbit (32Kb x 8) EPROM, 5V, 120ns | SGS-Thomson Microelectronics | FDIP | 28 | -40°C | 85°C | M27C256B-12XF6 datasheet (107K) |
| M27C256B-12XN1 | 256 Kbit (32Kb x 8) EPROM, 5V, 120ns | SGS-Thomson Microelectronics | TSOP | 28 | 0°C | 70°C | M27C256B-12XN1 datasheet (107K) |
