W78E51BF-40 Datasheet and W78E51BF-40 manual

Manufacturer : Winbond 

Packing : PQFP44 

Pins : 44 

Temperature : Min 0 °C | Max 70 °C

Size : 356 KB

Application : 8-bit MTP microcontroller 

W78E51BF-40 PDF Download