MX28F2100BMC-90 Datasheet and MX28F2100BMC-90 manual

Manufacturer : Macronix 

Packing : SOP 

Pins : 44 

Temperature : Min 0 °C | Max 70 °C

Size : 311 KB

Application : "2M-BIT (256K x 8/128K x 16 switchable) CMOS flash memory, 90ns" 

MX28F2100BMC-90 PDF Download