TA2057N

IC AUDIO SINGLE CHIP RECEIVER, PDIP24, 0.3INCH, PLASTIC, SDIP-24, Receiver IC

AM / FM IF + FM St DET for digital tuning system

is the AM / FM IF + FM St DET system IC, which is designed for DTS radios. This IC is included many functions and these can be used for digital tuning system with IF counter. 

Features

Suitable for combination with digital tuning system which has IF counter.

One terminal type AM / FM IF count output auto stop signal for IF counter of digitl tuning system.

Built−in mute circuit for IF count output.

Adjustable for IF count output sensitivity by external resistance of pin2 AM, and pin3 FM.

For adopting ceramic discriminator and ceramic resonator, it is not necessary to adjust the FM quad detector

circuit and FM st DET vco circuit.

Built−in AM local oscillator buffer output circuit.

Built−in AM IF buffer output circuit for AM stereo.

Operating supply voltage range Ta = 25°C: VCC= 3.5~14V