| MPN | MFG | Qty | PKG | D/C | SELECT |
| AT28C256-25PC | ATMEL | 148 | DIP | ||
| AT28C256E-15JU | ATMEL | 26 | PLCC32 | ||
| AT28C256E-20TI | ATMEL | 231 | TSSOP-28 | ||
| AT28C256F-15SI | ATMEL | 40 | SOP28 | ||
| AT28C64-12TC | ATMEL | 65 | STSOP | ||
| AT28C64-15PC | ATMEL | 26 | DIP | ||
| AT28C64-15SI | ATMEL | 20 | SMD28 | ||
| AT28C64-25DC | AT | 20 | CDIP | ||
| AT28C64-30JI | ATMEL | 237 | PLCC-32 | ||
| AT28C64B-15JI | ATMEL | 22 | PLCC-32 | ||
| AT28C64B-15SC | ATMEL | 1566 | SOP | ||
| AT28C64B-20SC | ATMEL | 54 | SOP28 | ||
| AT28C64B-25TI | ATMEL | 186 | TSSOP28 | ||
| AT28C64E-15SC | ATMEL | 356 | SOP | ||
| AT28C64E-20PC | ATMEL | 95 | DIP | ||
| AT28C64X-25PI | ATMEL | 50 | DIP | ||
| AT28HC256-70TI | ATMEL | 480 | TSSOP | ||
| AT28HC256E-12SI | ATMEL | 241 | SOP | ||
| AT28HC256F-90JI | ATMEL | 174 | PLCC32 | ||
| AT28HC256N-12JI | ATMEL | 244 | PLCC32 |