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CXD2820R Circuit Board Chips Original Electronics DBS Audio Signal Processor

Anterwell Technology Ltd.
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    Buy cheap CXD2820R Circuit Board Chips Original Electronics DBS Audio Signal Processor from wholesalers
     
    Buy cheap CXD2820R Circuit Board Chips Original Electronics DBS Audio Signal Processor from wholesalers
    • Buy cheap CXD2820R Circuit Board Chips Original Electronics DBS Audio Signal Processor from wholesalers

    CXD2820R Circuit Board Chips Original Electronics DBS Audio Signal Processor

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    Brand Name : SY
    Model Number : CXD2820R
    Certification : Original Factory Pack
    Price : Negotiation
    Payment Terms : T/T, Western Union,Paypal
    Supply Ability : 2000PCS
    Delivery Time : 1 Day
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    CXD2820R Circuit Board Chips Original Electronics DBS Audio Signal Processor


    CXD2820R Circuit Board Chips DBS Audio Signal Processor


    Description


    The CXD2820R are audio signal processors designed for DBS applications.

    These LSIs perform all digital processing from QPSK demodulation to analog audio output on a single chip.


    Features


    QPSK and PCM demodulators and DAC output are configured on a single chip.

    Descrambler interface according to the COATEC system and SkyPort system


    Functions


    QPSK demodulator

    • Carrier, clock and data regeneration

    • ALC and VCXO adjustment-free


    PCM demodulator

    • Frame sync protection by correlation detection

    • De-interleaving and descrambling

    • BCH error correction, range bit error correction

    • Audio data range control Expansion from 10 to 14 bits in A mode Upper bit majority correction in B mode • Control sign integration correction, chargeable flag integration correction by master frame synchronization

    • Interface output for external DAC

    • Digital interface output 1-bit DAC output

    • Quadruple oversampling filter

    • Digital de-emphasis circuit

    • 1-bit stereo


    DAC with 2nd-order ∆∑ format noise shaper S/N ratio : 90dB (Typ.)

    Distortion : 0.011% (Typ.)


    CPU interface

    • I2C bus Descrambler interface

    • COATEC system,


    SkyPort system Mute functions

    • Error occurrence frequency detection mute

    • Audio chargeable flag detection mute

    • Control sign (B7) detection mute


    Structure

    Silicon gate CMOS IC


    Applications

    TVs, VCRs with built-in BS tuners


    Absolute Maximum Ratings (Ta = 25°C, Vss = 0V)


    Supply voltage VDD Vss– 0.5 to +7.0 V
    Input voltage VI Vss– 0.5 to VDD + 0.5V
    Output voltage VO VssOutput voltage VO Vss
    Storage temperature Tstg–55 to +150 °C
    Supply voltage VDD4.75 to 5.25 V
    Operating temperature–20 to +75 °C


    Quality CXD2820R Circuit Board Chips Original Electronics DBS Audio Signal Processor for sale
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