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SM5849BF Fiches technique (PDF) - Nippon Precision Circuits Inc

SM5849BF Datasheet PDF - Nippon Precision Circuits Inc
No de pièce SM5849BF
Télécharger  SM5849BF Télécharger

Taille du fichier   333.89 Kbytes
Page   25 Pages
Fabricant  NPC [Nippon Precision Circuits Inc]
Site Internet  http://www.npc.co.jp/en
Logo NPC - Nippon Precision Circuits Inc
Description Asynchronous Sample Rate Converter

SM5849BF Datasheet (PDF)

Go To PDF Page Télécharger Fiches technique
SM5849BF Datasheet PDF - Nippon Precision Circuits Inc

No de pièce SM5849BF
Télécharger  SM5849BF Click to download

Taille du fichier   333.89 Kbytes
Page   25 Pages
Fabricant  NPC [Nippon Precision Circuits Inc]
Site Internet  http://www.npc.co.jp/en
Logo NPC - Nippon Precision Circuits Inc
Description Asynchronous Sample Rate Converter

SM5849BF Fiches technique (HTML) - Nippon Precision Circuits Inc

Back Button SM5849BF Datasheet HTML 1Page - Nippon Precision Circuits Inc SM5849BF Datasheet HTML 2Page - Nippon Precision Circuits Inc SM5849BF Datasheet HTML 3Page - Nippon Precision Circuits Inc SM5849BF Datasheet HTML 4Page - Nippon Precision Circuits Inc SM5849BF Datasheet HTML 5Page - Nippon Precision Circuits Inc SM5849BF Datasheet HTML 6Page - Nippon Precision Circuits Inc SM5849BF Datasheet HTML 7Page - Nippon Precision Circuits Inc SM5849BF Datasheet HTML 8Page - Nippon Precision Circuits Inc SM5849BF Datasheet HTML 9Page - Nippon Precision Circuits Inc SM5849BF Datasheet HTML 10Page - Nippon Precision Circuits Inc Next Button 

SM5849BF Détails du produit

OVERVIEW

The SM5849BF is a digital audio signal, asynchronous sample rate converter LSI. It supports 16/20/24-bit word length input data, 16/20/24-bit word length output data, 2kHz to 100kHz input sample rate range, and 4kHz to 200kHz output sample rate range. It also features a built-in digital deemphasis filter and digital attenuator.



FEATURES

Filter Characteristics and Converter Efficiency

■ 24-bit internal data word length

■ Deemphasis filter characteristics (IIR filter)

   • ±0.03dB gain deviation from ideal filter characteristics

■ Anti-aliasing LPF characteristics

   • Output/input sample rate conversion ratio auto matic filter select (6 FIR filters)

      - Up converter LPF 1.0 to 2.2 times

      - Down converter LPF I 0.92 times: 48.0 to 44.1kHz

      - Down converter LPF II 0.73 times: 44.1 to 32.0kHz

      - Down converter LPF III 0.67 times: 48.0 to 32.0kHz

      - Down converter LPF IV 0.5 times: 48.0 to 24.0kHz

      - Down converter LPF V 0.45 times: 48.0 to 22.1kHz

   • ±0.00005dB passband ripple

   • > 110dB stopband attenuation

■ Converter noise levels

   • ≤ −110dB internal calculation (quantization) noise

   • −98dB (16-bit output), −122dB (20-bit output), and −146dB (24-bit output) word rounding noise

■ Output S/N ratio (theoretical values) Interfaces

■ Input data format

   • 2s-complement, L/R alternating, serial

   • IIS/non-IIS format

■ Output data format

   • 2s-complement, MSB first, L/R alternating, serial

   • Continuous bit clock



APPLICATIONS

■ Digital audio equipment-interface sample rate conversion (AV amplifiers, CD-R, DAT, MD and 8mm VTRs)

■ Commercial recording/editing equipment sample rate conversion



 




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