AT89S4D12-12RC Similar

AT89S4D12-12RC Datasheet and AT89S4D12-12RC manual

Manufacturer : Atmel 

Packing : plastic SOIC 

Pins : 28 

Temperature : Min 0 °C | Max 70 °C

Size : 131 KB

Application : 8-bit microcontroller with 132K bytes flash data memory, 3.3V power supply 

AT89S4D12-12RC PDF Download