monolithic ic KA22429 based one chip FM radio

The KA22429 is a monolithic integrated circuit designed for Portable FM radio.

It is consistng of RF input stage, Mixer, IF, Mute control and Loop (earphone drive) AMP.
It is suitable a pocket - size radio.

FEATURES

• Minimum number of external parts required
• It is able to a single trimmer tuning
• No FM det coil
• It is FLL detect system (76KHz)
• Operating voltage: Vcc= 1.8V~6.v