AT89C2051-12PA Similar

AT89C2051-12PA Datasheet and AT89C2051-12PA manual

Manufacturer : Atmel 

Packing : PDIP 

Pins : 20 

Temperature : Min -40 °C | Max 105 °C

Size : 276 KB

Application : 8-bit microcontroller with 2Kbytes flash, 2.7V to 6.0V 

AT89C2051-12PA PDF Download