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BU1920

Features: 1) Low current dissipation.2) Two-stage anti-aliasing filter.3) 57kHz bandpass filter.4) DSB demodulation (digital PLL).5) ARI signal discrimination.6) Quality indication output for demodulated data.ApplicationRDS/RBDS compatible FM receivers for Europe and North America, car stereo syst...

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SeekIC No. : 004303148 Detail

BU1920: Features: 1) Low current dissipation.2) Two-stage anti-aliasing filter.3) 57kHz bandpass filter.4) DSB demodulation (digital PLL).5) ARI signal discrimination.6) Quality indication output for demodu...

BU1920 Data Sheet

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Part Number:
BU1920
Supply Ability:
5000

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  • 1~5000
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  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Product Details

Description



Features:

1) Low current dissipation.
2) Two-stage anti-aliasing filter.
3) 57kHz bandpass filter.
4) DSB demodulation (digital PLL).
5) ARI signal discrimination.
6) Quality indication output for demodulated data.


Application

RDS/RBDS compatible FM receivers for Europe and North America, car stereo systems, home stereo systems and FM pagers.


Pinout

Connection Diagram


Specifications

 Parameter   Symbol   Limits   Unit
 Power supply voltage  VDD  -0.3~+7.0  V
 Maximum input voltage  VMAX.  -0.3~VDD+0.3*1  V
 Maximum output current  IMAX.  ±4.0*2  mA
 Power dissipation  Pd  350*3  mW
 Operating temperature  Topr  -40~+85  
 Storage temperature  Tstg  -55~+125  

*All input/output pins.
*All output pins.
*Reduced by 3.5mW for each increase in Ta of 1 over 25


Description

The BU1920, BU1920F and BU1920FS are RDS / RBDS decoders that employ a digital PLL. It has a built-in anti-aliasing filter and an eight-stage BPF (switched-capacitor filter). Linear CMOS circuitry is used for low current dissipation.


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