| PartNumber | AT28HC256E-90DM/883 | AT28HC256E-90FM/883 | AT28HC256E-90JC |
| Description | EEPROM 256K HI-ENDURANCE SDP - 90NS | EEPROM 256K HI-ENDURANCE SDP - 90NS | IC EEPROM 256K PARALLEL 32PLCC |
| Manufacturer | Adesto Technologies | Adesto Technologies | - |
| Product Category | EEPROM | EEPROM | - |
| Package / Case | UDFN-8 | UDFN-8 | - |
| Series | RM25C256DS | RM25C256DS | - |
| Packaging | Reel | Reel | - |
| Brand | Adesto Technologies | Adesto Technologies | - |
| Product Type | EEPROM | EEPROM | - |
| Factory Pack Quantity | 5000 | 5000 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Tradename | Mavriq | Mavriq | - |