AT89C1051-24SI Similar

AT89C1051-24SI Datasheet and AT89C1051-24SI manual

Manufacturer : Atmel 

Packing : SOIC 

Pins : 20 

Temperature : Min -40 °C | Max 85 °C

Size : 166 KB

Application : 8-bit microcontroller with 1Kbyte flash, 4.0V to 6.0V 

AT89C1051-24SI PDF Download