| Access Time-Max | 90 ns |
| Additional Feature | MINIMUM 1000K PROGRAM/ERASE CYCLE ;20 YEAR DATA RETENTION |
| Command User Interface, Data Polling | YES |
| Endurance | 1000000 Write/Erase Cycles |
| JESD-30 Code | R-PQCC-J32 |
| JESD-609 Code | e0 |
| Length | 13.97 mm |
| Manufacturer | AMD |
| Manufacturer Part Number | AM29F040B-90JC |
| Memory Density | 4.1943 Mbit |
| Memory IC Type | FLASH |
| Memory Width, Number of Sectors/Size | 8 |
| Number of Functions | 1 |
| Number of Terminals | 32 |
| Number of Words | 524.288 k |
| Number of Words Code | 512000 |
| Operating Mode | ASYNCHRONOUS |
| Operating Temperature-Max | 70 ?C |
| Operating Temperature-Min | 0 ?C |
| Organization | 512KX8 |