| Nr. | Nom de partie | Description | Fabricant |
| 678201 | M27C256B-45XN1TR | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678202 | M27C256B-45XN1X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678203 | M27C256B-45XN3 | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678204 | M27C256B-45XN3TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678205 | M27C256B-45XN3TR | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678206 | M27C256B-45XN3X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678207 | M27C256B-45XN6 | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678208 | M27C256B-45XN6TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678209 | M27C256B-45XN6TR | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678210 | M27C256B-45XN6X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678211 | M27C256B-45XN7TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678212 | M27C256B-45XN7X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678213 | M27C256B-60B1 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678214 | M27C256B-60B1TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678215 | M27C256B-60B1X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678216 | M27C256B-60B3 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678217 | M27C256B-60B3TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678218 | M27C256B-60B3X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678219 | M27C256B-60B6 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678220 | M27C256B-60B6TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678221 | M27C256B-60B6X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678222 | M27C256B-60B7TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678223 | M27C256B-60B7X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678224 | M27C256B-60C1 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678225 | M27C256B-60C1TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678226 | M27C256B-60C1TR | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678227 | M27C256B-60C1X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678228 | M27C256B-60C3 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678229 | M27C256B-60C3TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678230 | M27C256B-60C3TR | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678231 | M27C256B-60C3X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678232 | M27C256B-60C6 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678233 | M27C256B-60C6TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678234 | M27C256B-60C6TR | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678235 | M27C256B-60C6X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678236 | M27C256B-60C7TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678237 | M27C256B-60C7X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678238 | M27C256B-60F1 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678239 | M27C256B-60F1TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678240 | M27C256B-60F1X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
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