DESCRIPTION
The STV8224Ais a picture and sound IF processor for multistandard application with very few external components and adjustments.
It provides the audio and video switches for one SCART plug application.
AM sound demodulation is performed with the STV8225 add-on.

■ VIDEO PLL DEMODULATION
■ SOUND PLL DEMODULATION
■ POSITIVE AND NEGATIVE MODULATION
■ AGC FOR BG AND L STANDARDS
■ AUDIO SWITCH
■ DC VOLUME CONTROL
■ VIDEO SWITCH