| 69801 | 27C256-10_SO | 256K (32x8) CMOS EPROM | Microchip |
| 69802 | 27C256-10_TS | 256K (32x8) CMOS EPROM | Microchip |
| 69803 | 27C256-10_VS | 256K (32x8) CMOS EPROM | Microchip |
| 69804 | 27C256-12 | 256K (32K x 8) CMOS EPROM | Microchip |
| 69805 | 27C256-12A | 2-7 V, 256K-bit CMOS EPROM (32Kx8) | Philips |
| 69806 | 27C256-12D | 2-7 V, 256K-bit CMOS EPROM (32Kx8) | Philips |
| 69807 | 27C256-12EL | 256K (32K x 8) CMOS EPROM | Microchip |
| 69808 | 27C256-12EP | 256K (32K x 8) CMOS EPROM | Microchip |
| 69809 | 27C256-12ESO | 256K (32K x 8) CMOS EPROM | Microchip |
| 69810 | 27C256-12ETS | 256K (32K x 8) CMOS EPROM | Microchip |
| 69811 | 27C256-12EVS | 256K (32K x 8) CMOS EPROM | Microchip |
| 69812 | 27C256-12E_L | 256K (32x8) CMOS EPROM | Microchip |
| 69813 | 27C256-12E_P | 256K (32x8) CMOS EPROM | Microchip |
| 69814 | 27C256-12E_SO | 256K (32x8) CMOS EPROM | Microchip |
| 69815 | 27C256-12E_TS | 256K (32x8) CMOS EPROM | Microchip |
| 69816 | 27C256-12E_VS | 256K (32x8) CMOS EPROM | Microchip |
| 69817 | 27C256-12FA | 2-7 V, 256K-bit CMOS EPROM (32Kx8) | Philips |
| 69818 | 27C256-12IL | 256K (32K x 8) CMOS EPROM | Microchip |
| 69819 | 27C256-12IP | 256K (32K x 8) CMOS EPROM | Microchip |
|
| 69820 | 27C256-12ISO | 256K (32K x 8) CMOS EPROM | Microchip |
| 69821 | 27C256-12ITS | 256K (32K x 8) CMOS EPROM | Microchip |
| 69822 | 27C256-12IVS | 256K (32K x 8) CMOS EPROM | Microchip |
| 69823 | 27C256-12I_L | 256K (32x8) CMOS EPROM | Microchip |
| 69824 | 27C256-12I_P | 256K (32x8) CMOS EPROM | Microchip |
| 69825 | 27C256-12I_SO | 256K (32x8) CMOS EPROM | Microchip |
| 69826 | 27C256-12I_TS | 256K (32x8) CMOS EPROM | Microchip |
| 69827 | 27C256-12I_VS | 256K (32x8) CMOS EPROM | Microchip |
| 69828 | 27C256-12L | 256K (32K x 8) CMOS EPROM | Microchip |
| 69829 | 27C256-12N | 2-7 V, 256K-bit CMOS EPROM (32Kx8) | Philips |
| 69830 | 27C256-12P | 256K (32K x 8) CMOS EPROM | Microchip |
| 69831 | 27C256-12SO | 256K (32K x 8) CMOS EPROM | Microchip |
| 69832 | 27C256-12TS | 256K (32K x 8) CMOS EPROM | Microchip |
| 69833 | 27C256-12VS | 256K (32K x 8) CMOS EPROM | Microchip |
| 69834 | 27C256-12_L | 256K (32x8) CMOS EPROM | Microchip |
| 69835 | 27C256-12_P | 256K (32x8) CMOS EPROM | Microchip |
| 69836 | 27C256-12_SO | 256K (32x8) CMOS EPROM | Microchip |
| 69837 | 27C256-12_TS | 256K (32x8) CMOS EPROM | Microchip |
| 69838 | 27C256-12_VS | 256K (32x8) CMOS EPROM | Microchip |
| 69839 | 27C256-15A | 2-7 V, 256K-bit CMOS EPROM (32Kx8) | Philips |
| 69840 | 27C256-15D | 2-7 V, 256K-bit CMOS EPROM (32Kx8) | Philips |
