| 926921 | M27C512-45N1 | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926922 | M27C512-45N1 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 926923 | M27C512-45N1TR | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926924 | M27C512-45N1TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926925 | M27C512-45N1X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926926 | M27C512-45N3 | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926927 | M27C512-45N3 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 926928 | M27C512-45N3TR | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926929 | M27C512-45N3TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926930 | M27C512-45N3X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926931 | M27C512-45N6 | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926932 | M27C512-45N6 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 926933 | M27C512-45N6TR | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926934 | M27C512-45N6TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926935 | M27C512-45N6X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926936 | M27C512-45XB1 | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926937 | M27C512-45XB1 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 926938 | M27C512-45XB1TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926939 | M27C512-45XB1X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
|
| 926940 | M27C512-45XB3 | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926941 | M27C512-45XB3 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 926942 | M27C512-45XB3TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926943 | M27C512-45XB3X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926944 | M27C512-45XB6 | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926945 | M27C512-45XB6 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 926946 | M27C512-45XB6TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926947 | M27C512-45XB6X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926948 | M27C512-45XC1 | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926949 | M27C512-45XC1 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 926950 | M27C512-45XC1TR | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926951 | M27C512-45XC1TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926952 | M27C512-45XC1X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926953 | M27C512-45XC3 | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926954 | M27C512-45XC3 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 926955 | M27C512-45XC3TR | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926956 | M27C512-45XC3TR | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926957 | M27C512-45XC3X | 512 Kbit 64Kb x8 UV EPROM and OTP EPROM | ST Microelectronics |
| 926958 | M27C512-45XC6 | 512 Kbit (64Kb x 8) EPROM, 5V, 45ns | SGS Thomson Microelectronics |
| 926959 | M27C512-45XC6 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
| 926960 | M27C512-45XC6 | 512 Kbit (64K x8) UV EPROM and OTP EPROM | ST Microelectronics |
