| Nr. | Nombre de la Parte | Descripción | Fabricante |
| 680241 | M27C512-20XN1TR | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680242 | M27C512-20XN1TR | 512 Kbytes (64Kb x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680243 | M27C512-20XN1X | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680244 | M27C512-20XN3 | 512 Kbit (64K x8) EPROM UV y OTP EPROM | ST Microelectronics |
| 680245 | M27C512-20XN3 | 512 Kbit (64K x8) EPROM UV y OTP EPROM | ST Microelectronics |
| 680246 | M27C512-20XN3 | 512 Kbytes (64Kb x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680247 | M27C512-20XN3TR | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680248 | M27C512-20XN3TR | 512 Kbytes (64Kb x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680249 | M27C512-20XN3X | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680250 | M27C512-20XN6 | 512 Kbit (64K x8) EPROM UV y OTP EPROM | ST Microelectronics |
| 680251 | M27C512-20XN6 | 512 Kbit (64K x8) EPROM UV y OTP EPROM | ST Microelectronics |
| 680252 | M27C512-20XN6 | 512 Kbytes (64Kb x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680253 | M27C512-20XN6TR | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680254 | M27C512-20XN6TR | 512 Kbytes (64Kb x 8) EPROM, 5V, 200ns | SGS Thomson Microelectronics |
| 680255 | M27C512-20XN6X | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680256 | M27C512-25B1 | 512 Kbit (64K x8) EPROM UV y OTP EPROM | ST Microelectronics |
| 680257 | M27C512-25B1 | 512 Kbit (64K x8) EPROM UV y OTP EPROM | ST Microelectronics |
| 680258 | M27C512-25B1 | 512 Kbytes (64Kb x 8) EPROM, 5V, 250ns | SGS Thomson Microelectronics |
| 680259 | M27C512-25B1TR | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680260 | M27C512-25B1X | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680261 | M27C512-25B3 | 512 Kbit (64K x8) EPROM UV y OTP EPROM | ST Microelectronics |
| 680262 | M27C512-25B3 | 512 Kbit (64K x8) EPROM UV y OTP EPROM | ST Microelectronics |
| 680263 | M27C512-25B3 | 512 Kbytes (64Kb x 8) EPROM, 5V, 250ns | SGS Thomson Microelectronics |
| 680264 | M27C512-25B3TR | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680265 | M27C512-25B3X | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680266 | M27C512-25B6 | 512 Kbit (64K x8) EPROM UV y OTP EPROM | ST Microelectronics |
| 680267 | M27C512-25B6 | 512 Kbit (64K x8) EPROM UV y OTP EPROM | ST Microelectronics |
| 680268 | M27C512-25B6 | 512 Kbytes (64Kb x 8) EPROM, 5V, 250ns | SGS Thomson Microelectronics |
| 680269 | M27C512-25B6TR | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680270 | M27C512-25B6X | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680271 | M27C512-25C1 | 512 Kbit (64K x8) EPROM UV y OTP EPROM | ST Microelectronics |
| 680272 | M27C512-25C1 | 512 Kbit (64K x8) EPROM UV y OTP EPROM | ST Microelectronics |
| 680273 | M27C512-25C1 | 512 Kbytes (64Kb x 8) EPROM, 5V, 250ns | SGS Thomson Microelectronics |
| 680274 | M27C512-25C1TR | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680275 | M27C512-25C1TR | 512 Kbytes (64Kb x 8) EPROM, 5V, 250ns | SGS Thomson Microelectronics |
| 680276 | M27C512-25C1X | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680277 | M27C512-25C3 | 512 Kbytes (64Kb x 8) EPROM, 5V, 250ns | SGS Thomson Microelectronics |
| 680278 | M27C512-25C3TR | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
| 680279 | M27C512-25C3TR | 512 Kbytes (64Kb x 8) EPROM, 5V, 250ns | SGS Thomson Microelectronics |
| 680280 | M27C512-25C3X | 512 Kbit 64Kb x8 EPROM UV y OTP EPROM | ST Microelectronics |
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