| Nr. | Nom de partie | Description | Fabricant |
| 678241 | M27C256B-60F3 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678242 | M27C256B-60F3TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678243 | M27C256B-60F3X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678244 | M27C256B-60F6 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678245 | M27C256B-60F6TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678246 | M27C256B-60F6X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678247 | M27C256B-60F7TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678248 | M27C256B-60F7X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678249 | M27C256B-60N1 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678250 | M27C256B-60N1TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678251 | M27C256B-60N1TR | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678252 | M27C256B-60N1X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678253 | M27C256B-60N3 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678254 | M27C256B-60N3TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678255 | M27C256B-60N3TR | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678256 | M27C256B-60N3X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678257 | M27C256B-60N6 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678258 | M27C256B-60N6TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678259 | M27C256B-60N6TR | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678260 | M27C256B-60N6X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678261 | M27C256B-60N7TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678262 | M27C256B-60N7X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678263 | M27C256B-60XB1 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678264 | M27C256B-60XB1TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678265 | M27C256B-60XB1X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678266 | M27C256B-60XB3 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678267 | M27C256B-60XB3TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678268 | M27C256B-60XB3X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678269 | M27C256B-60XB6 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678270 | M27C256B-60XB6TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678271 | M27C256B-60XB6X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678272 | M27C256B-60XB7TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678273 | M27C256B-60XB7X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678274 | M27C256B-60XC1 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678275 | M27C256B-60XC1TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678276 | M27C256B-60XC1TR | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678277 | M27C256B-60XC1X | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678278 | M27C256B-60XC3 | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
| 678279 | M27C256B-60XC3TR | 256 Kbit (32Kb X 8) EPROM UV et OTP EPROM | ST Microelectronics |
| 678280 | M27C256B-60XC3TR | 256 Ko (32 Ko x 8) EPROM, 5V, 60ns | SGS Thomson Microelectronics |
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