DESCRIPTION

The YD2111 are AM/FM 1 chip tuner ICs, which are designed for portable radios and 3V headphone radios.

FEATURES

*For NEW FCC.

*AM Detector coil, FM IFT, IF coupling condenser are not needed.

*For adopting ceramic discriminator, it is not necessary to adjust the FM quad detector circuit.

*Built-in FM MPX VCO circuit.

*Built-in varactor diode for AFC.

*Built-in AM low cut circuit.

*Low supply current.（Vcc＝3V, Tamb=25℃）

Iccq (FM)=9.0mA(typ.)

Iccq (AM)=5.0mA(typ.)

*Operating Supply Voltage Range: Vcc=1.8～7V（Tamb=25℃）