1 Memory Overview
The following table shows the memory overview of the entire AVR SD family.
| Devices | 
                                           AVR32SD20 AVR32SD28 AVR32SD32  | 
                                          
                                           AVR64SD28 AVR64SD32 AVR64SD48  | 
|---|---|---|
| Flash memory with ECC | 32 KB | 64 KB | 
| SRAM with ECC | 4 KB | 8 KB | 
| EEPROM | 256B | 256B | 
| User row | 512B | 512B | 
| Cryptographic key storage | 256B | 256B | 
