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YD2149

Wuxi Youda electronics
Part Number YD2149
Manufacturer Wuxi Youda electronics
Description AM/FM 1 CHIP TUNER IC
Published Nov 9, 2006
Detailed Description www.DataSheet4U.com YOUDA INTEGRATED CIRCUIT YD2149 AM/FM 1 CHIP TUNER IC—YD2149 FUNCTIONS YD2149 are AM/FM 1 chip tu...
Datasheet PDF File YD2149 PDF File

YD2149
YD2149

Overview
www.
DataSheet4U.
com YOUDA INTEGRATED CIRCUIT YD2149 AM/FM 1 CHIP TUNER IC—YD2149 FUNCTIONS YD2149 are AM/FM 1 chip tuner ICs, which are designed for portable Radios and 3V Head phone Radios.
This is suitable for Digital Tuning System Applications.
FM Local Oscillation Voltage is set up low relativity, for NEW FCC.
● For NEW FCC.
● Suitable for combination with Digital Tuning System which is included IF Counter.
● One terminal type AM/FM IF count output for IF counter of Digital Tuning system.
FM: 1.
3375MHz(1/8 dividing) AM: 450kHz ● ● ● ● Built-in Mute Circuit for IF count output.
For adopting ceramic Discriminator,it is not necessary to adjust the FM Quad Detector Circuit.
Built-in FM MPX VCO circuit.
Built-in one terminal type AM/FM Local Oscillator Buffer Output for Digital Tuning System Applications.
Built-in 1/16 Pre-scaler for FM Local OSC Buffer.
● Built-in AM Low cut circuit.
● Low supply voltage range(Vcc=3V,Ta=25℃) Iccq(FM)=13mA(Typ) Iccq(FM)=8.
5mA(Typ) ● Operating Supply...


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