DESCRIPTION
Contek KA22427 is a one-chip AM/FM radio integrated circuit that is suitable for portable radio applications. It includes AM amplifier, local OSC, AM mixer, AM/FM amplifier, AM AGE, FM AGE circuit and also class b Audio Power Amplifier.

FEATURES
* Low external components count.
* Wide operating voltage : 3 - 13 V.
* Internal regulated supply for constant current operation.
* DC selection of AM/FM mode.