■Overview
The AN5138NK is an integrated circuit designed for video-IF and audio-IF processing circuits, in color TV and VCR.

■Features
•By adopting built-in VCO PLL-type video-detector circuit, the high preformance IC-detector system can be realized for sound multiplex and tele-text broadcasting.
•Quadrature sound FM detector built-in.
•Frequency characteristics compensation pin (Pin20) VCR-switch pin (Pin5)
•Sound-output level-adjustment pin (Pin25)