| Nr. | Nom de partie | Description | Fabricant |
| 678161 | M27C256B-45XB1 | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678162 | M27C256B-45XB1TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678163 | M27C256B-45XB1X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678164 | M27C256B-45XB3 | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678165 | M27C256B-45XB3TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678166 | M27C256B-45XB3X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678167 | M27C256B-45XB6 | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678168 | M27C256B-45XB6TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678169 | M27C256B-45XB6X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678170 | M27C256B-45XB7TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678171 | M27C256B-45XB7X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678172 | M27C256B-45XC1 | 256 KBIT (32KB X8) EPROM ET OTP UV EPROM | ST Microelectronics |
| 678173 | M27C256B-45XC1 | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678174 | M27C256B-45XC1TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678175 | M27C256B-45XC1TR | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678176 | M27C256B-45XC1X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678177 | M27C256B-45XC3 | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678178 | M27C256B-45XC3TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678179 | M27C256B-45XC3TR | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678180 | M27C256B-45XC3X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678181 | M27C256B-45XC6 | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678182 | M27C256B-45XC6TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678183 | M27C256B-45XC6TR | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678184 | M27C256B-45XC6X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678185 | M27C256B-45XC7TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678186 | M27C256B-45XC7X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678187 | M27C256B-45XF1 | 256 KBIT (32KB X8) EPROM ET OTP UV EPROM | ST Microelectronics |
| 678188 | M27C256B-45XF1 | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678189 | M27C256B-45XF1TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678190 | M27C256B-45XF1X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678191 | M27C256B-45XF3 | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678192 | M27C256B-45XF3TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678193 | M27C256B-45XF3X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678194 | M27C256B-45XF6 | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678195 | M27C256B-45XF6TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678196 | M27C256B-45XF6X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678197 | M27C256B-45XF7TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678198 | M27C256B-45XF7X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678199 | M27C256B-45XN1 | 256 Ko (32 Ko x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 678200 | M27C256B-45XN1TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
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