KA22427 - I-CHIP AM/FM RADIO-IC
KA22427 Features
* Low external components count.
* Wide operating voltage : 3 - 13 V.
* Internal regulated supply for constant current operation.
* DC selection of AM/FM mode. BLOCK DIAGRAM AM IF OUT 4 AM/FM IN IF bypass HF GND 321 AGC bypass 16 AM/FM OUT 15 IF Detector IN 14 +Vcc 13 AM HF MIXER