| Название | Описание | Производитель | Корпус | Выводы | Темп. Диапазон | Файл PDF |
| M27C256B-20XC1TR | 256 Kbit (32Kb x 8) EPROM, 5V, 200ns | SGS-Thomson Microelectronics | PLCC | 32 | 0°C | 70°C | M27C256B-20XC1TR datasheet (107K) |
| M27C256B-20XC3 | 256 Kbit (32Kb x 8) EPROM, 5V, 200ns | SGS-Thomson Microelectronics | PLCC | 32 | -40°C | 125°C | M27C256B-20XC3 datasheet (107K) |
| M27C256B-20XC3TR | 256 Kbit (32Kb x 8) EPROM, 5V, 200ns | SGS-Thomson Microelectronics | PLCC | 32 | -40°C | 125°C | M27C256B-20XC3TR datasheet (107K) |
| M27C256B-20XC6 | 256 Kbit (32Kb x 8) EPROM, 5V, 200ns | SGS-Thomson Microelectronics | PLCC | 32 | -40°C | 85°C | M27C256B-20XC6 datasheet (107K) |
| M27C256B-20XC6 | 256 Kbit (32Kb x 8) EPROM, 5V, 200ns | SGS-Thomson Microelectronics | PLCC | 32 | -40°C | 85°C | M27C256B-20XC6 datasheet (107K) |
| M27C256B-20XC6TR | 256 Kbit (32Kb x 8) EPROM, 5V, 200ns | SGS-Thomson Microelectronics | PLCC | 32 | -40°C | 85°C | M27C256B-20XC6TR datasheet (107K) |
| M27C256B-20XF1 | 256 Kbit (32Kb x 8) EPROM, 5V, 200ns | SGS-Thomson Microelectronics | FDIP | 28 | 0°C | 70°C | M27C256B-20XF1 datasheet (107K) |
| M27C256B-20XF3 | 256 Kbit (32Kb x 8) EPROM, 5V, 200ns | SGS-Thomson Microelectronics | FDIP | 28 | -40°C | 125°C | M27C256B-20XF3 datasheet (107K) |
| M27C256B-20XF6 | 256 Kbit (32Kb x 8) EPROM, 5V, 200ns | SGS-Thomson Microelectronics | FDIP | 28 | -40°C | 85°C | M27C256B-20XF6 datasheet (107K) |
| M27C256B-20XF6 | 256 Kbit (32Kb x 8) EPROM, 5V, 200ns | SGS-Thomson Microelectronics | FDIP | 28 | -40°C | 85°C | M27C256B-20XF6 datasheet (107K) |
