The STV6400 is a bipolar circuit for TV and VCR applications. It is intended to process all switches relating to a 2 periplugs I/O application PIN CONNECTIONS SO20 (Plastic Package) ORDER CODE : STV6400D NC OUT 1 VCC VIDEO IN 1 DIG BUFFER 1 VIDEO IN 2 DIG BUFFER 2 VIDEO IN 3 SDA VIDEO IN 4 1 2 3 .