Boyamicro
| Device Code | BY25Q40CS |
| Family | BY25 |
| Protocol(s) | FlashRunner 2.0: QUAD-SPI, SPI |
| Memory Size | FLASH: 512 KB |
| Algorithm | FlashRunner 2.0: SERMEM4 |
| Commercial Class | Mass Market |
| Big-Size Memory | No |
Availability
| FlashRunner HS, FlashRunner NXG, FlashRunner 2.0 | Available in 10 days |
| FlashRunner CUBE | Available in 20 days |