AT89C55-16AA Similar

AT89C55-16AA Datasheet and AT89C55-16AA manual

Manufacturer : Atmel 

Packing : plastic TQFP 

Pins : 44 

Temperature : Min -40 °C | Max 105 °C

Size : 666 KB

Application : 8-Bit microcontroller with 20K bytes flash,5V power supply 

AT89C55-16AA PDF Download