| Device Name | Temp. Range (deg C) | Operating Voltage (Vcc) | Density | Organization | Speed | Packages |
| AT27BV010 | I | 2.7 | 1Mb | 128K x 8 | 90 ns | PLCC 32J 32,TSOP 32T 32 |
| AT27BV1024 | I | 2.7 | 1Mb | 64K x 16 | 90/120ns | PLCC 44J 44 |
| AT27BV256 | I | 2.7 | 256Kb | 32K x 8 | 70 ns | PLCC 32J 32,TSOP 28T 28 |
| AT27C010 | A/I | 5 | 1Mb | 128K x 8 | 45/70ns | PDIP 32P6 32,PLCC 32J 32,TSOP 32T 32 |
| AT27C020 | A/I | 5 | 2Mb | 256K x 8 | 55/90ns | PDIP 32P6 32,PLCC 32J 32,TSOP 32T 32 |
| AT27C040 | -40 to 85 | 5 | 4Mb | 512K x 8 | 70/90ns | PDIP 32P6 32,PLCC 32J 32,TSOP 32T 32 |
| AT27C080 | I | 5 | 8Mb | 1024K x 8 | 90/120ns | PDIP 32P6 32,PLCC 32J 32,TSOP 32T 32 |
| AT27C1024 | A/I | 5 | 1Mb | 64K x 16 | 45/70ns | PDIP 40P6 40,PLCC 44J 44 |
| AT27C2048 | I | 5 | 2Mb | 128K x 16 | 55/90ns | PDIP 40P6 40,PLCC 44J 44 |
| AT27C256R | A/I | 5 | 256Kb | 32K x 8 | 45/70ns | PDIP 28P6 28,PLCC 32J 32,TSOP 28T 28 |
| AT27C4096 | I | 5 | 4Mb | 256K x 16 | 55/90ns | PDIP 40P6 40,PLCC 44J 44 |
| AT27C512R | A/I | 5 | 512Kb | 64K x 8 | 45/70ns | PDIP 28P6 28,PLCC 32J 32,TSOP 28T 28 |
| AT27LV010A | I | 3 | 1Mb | 128K x 8 | 70 ns | PLCC 32J 32,TSOP 32T 32 |
| AT27LV020A | I | 3 | 2Mb | 256K x 8 | 90 ns | PLCC 32J 32,TSOP 32T 32 |
| AT27LV040A | I | 3 | 4Mb | 512K x 8 | 90 ns | PLCC 32J 32,TSOP 32T 32 |
| AT27LV256A | I | 3 | 256Kb | 32K x 8 | 90 ns | PLCC 32J 32,TSOP 28T 28 |
| AT27LV512A | I | 3 | 512Kb | 64K x 8 | 90 ns | PLCC 32J 32,TSOP 28T 28 |