AT45DB021B-SI. Component family: Memory integrated circuit. Configuration: surface-mounted component (SMD). Housing (JEDEC standard): -. Housing: SO8. Interface type: serial interface, SPI bus. Max temperature: +85°C.. Memory circuit family: 'DataFlash'. Memory configuration: 1024 page x 264 byte. Memory size [byte]: 2Mbit. Memory type: Flash, serial. Number of terminals: 8. RoHS: no. [MHz]: 20 MHz. [V]: +3.6V. Original product from manufacturer: Microchip (atmel). Quantity in stock updated on 11/02/2025, 23:16