| 70121 | 27C64-15L | 64K (8K x 8) CMOS EPROM | Microchip |
| 70122 | 27C64-15P | 64K (8K x 8) CMOS EPROM | Microchip |
| 70123 | 27C64-15SO | 64K (8K x 8) CMOS EPROM | Microchip |
| 70124 | 27C64-17IL | 64K (8K x 8) CMOS EPROM | Microchip |
| 70125 | 27C64-17IP | 64K (8K x 8) CMOS EPROM | Microchip |
| 70126 | 27C64-17ISO | 64K (8K x 8) CMOS EPROM | Microchip |
| 70127 | 27C64-17L | 64K (8K x 8) CMOS EPROM | Microchip |
| 70128 | 27C64-17P | 64K (8K x 8) CMOS EPROM | Microchip |
| 70129 | 27C64-17SO | 64K (8K x 8) CMOS EPROM | Microchip |
| 70130 | 27C64-200 | 64 Kbit 8Kb x 8 UV EPROM and OTP EPROM | ST Microelectronics |
| 70131 | 27C64-20IL | 64K (8K x 8) CMOS EPROM | Microchip |
| 70132 | 27C64-20IP | 64K (8K x 8) CMOS EPROM | Microchip |
| 70133 | 27C64-20ISO | 64K (8K x 8) CMOS EPROM | Microchip |
| 70134 | 27C64-20L | 64K (8K x 8) CMOS EPROM | Microchip |
| 70135 | 27C64-20P | 64K (8K x 8) CMOS EPROM | Microchip |
| 70136 | 27C64-20SO | 64K (8K x 8) CMOS EPROM | Microchip |
| 70137 | 27C64-25IL | 64K (8K x 8) CMOS EPROM | Microchip |
| 70138 | 27C64-25IP | 64K (8K x 8) CMOS EPROM | Microchip |
| 70139 | 27C64-25ISO | 64K (8K x 8) CMOS EPROM | Microchip |
|
| 70140 | 27C64-25L | 64K (8K x 8) CMOS EPROM | Microchip |
| 70141 | 27C64-25P | 64K (8K x 8) CMOS EPROM | Microchip |
| 70142 | 27C64-25SO | 64K (8K x 8) CMOS EPROM | Microchip |
| 70143 | 27C64A | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70144 | 27C64A-12A | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70145 | 27C64A-12FA | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70146 | 27C64A-12N | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70147 | 27C64A-15A | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70148 | 27C64A-15FA | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70149 | 27C64A-15N | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70150 | 27C64A-17A | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70151 | 27C64A-17FA | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70152 | 27C64A-17N | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70153 | 27C64A-20A | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70154 | 27C64A-20FA | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70155 | 27C64A-20N | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70156 | 27C64A-90A | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70157 | 27C64A-90FA | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70158 | 27C64A-90N | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70159 | 27C64AA12A | 64K-bit CMOS EPROM(8K x 8) | Philips |
| 70160 | 27C64AA12FA | 64K-bit CMOS EPROM(8K x 8) | Philips |
