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    | Partname: | ATR4254 |  
    | Description: | Low-noise AM/FM antenna impedance matching IC |     
    | Manufacturer: | Atmel Corporation |  
    | Datasheet: | PDF (263K). Click here to download *) |  
    The ATR4254 is an integrated low-noise AM/FM antenna impedance matching circuit in BiCMOS technology. The device is designed specifically for car applications and is suitable for windshield and roof antennas. Figure 1-1.  |  
    
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    Click here to download ATR4254 Datasheet*) | 
  
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