| Компонент | Описание | Производитель | |
| M27C256B-90N1 | 256 Kbit (32Kb x 8) EPROM, 5V, 90ns |
STMicroelectronics |
|
| M27C256B-90N1TR | 256 Kbit (32Kb x 8) UV EPROM and OTP EPROM |
STMicroelectronics |
|
| M27C256B-90N1X | 256 Kbit (32Kb x 8) UV EPROM and OTP EPROM |
STMicroelectronics |