FFFE (Form, Fit & Functional Equivalents)
| Description | Package | Voltage | Speed | Temperature |
|---|---|---|---|---|
| AT28C64-12SI | SOIC-28 | 5.0 V | 120 NS | -40 C~+85 C |
| AT28C64B-12SI | SOIC-28 | 5.0 V | 120 NS | -40 C~+85 C |
| AT28C64E-12SI | SOIC-28 | 5.0 V | 120 NS | -40 C~+85 C |
| AT28C64X12SI | SOIC-28 | 5.0 V | 120 NS | -40 C~+85 C |