FFFE (Form, Fit & Functional Equivalents)
| Description | Package | Voltage | Speed | Temperature |
|---|---|---|---|---|
| AT49F512-90/70JC | PLCC-32 | 5.0 V | 90 NS | 0 C~+70 C |
| AT49F512-90JC | PLCC-32 | 5.0 V | 90 NS | 0 C~+70 C |
| AT49F51290JU | PLCC-32 | 5.0 V | 90 NS | 0 C~+70 C |
| AT49F512N-90JC | PLCC-32 | 5.0 V | 90 NS | 0 C~+70 C |