參數(shù)資料
型號(hào): 935233970512
廠商: NXP SEMICONDUCTORS
元件分類: 噪聲抑制
英文描述: B Type, DOLBY NOISE REDUCTION IC, PDSO32
封裝: 7.50 MM, PLASTIC, SOT-287-1, SOP-32
文件頁(yè)數(shù): 22/31頁(yè)
文件大小: 228K
代理商: 935233970512
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SAA7710T
Information as of 2000-08-28
SAA7710T; Dolby* Pro Logic Surround; Incredible Sound
This data sheet describes the 104 ROM-code version of the SAA7710T chip. The SAA7710T chip is a high quality audio-performance
digital add-on processor for digital sound systems. It provides all the necessary features for complete Dolby Pro Logic surround sound on
chip. In addition to the Dolby Pro Logic surround function, this device also incorporates a 5-band parametric equalizer, a tone control
section and a volume control. Instead of Dolby Pro Logic surround, the Hall/matrix surround and Incredible sound functions can be used
together with the equalizer or tone control.
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Two stereo I2S-bus digital input channels
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Three stereo I2S-bus digital output channels
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I2C-bus mode control
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Up to 45 ms on-chip delay-line (f
s = 44.1 kHz)
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Optional clock divider for crystal oscillator
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Package: SO32L
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Operating supply voltage range: 4.5 to 5.5 V.
Functions
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4-channel active surround, 20 Hz to 20 kHz (maximum 1/2 fs )
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Adaptive matrix
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7 kHz low-pass filters
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Adjustable delay for surround channel
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Modified Dolby B noise reduction
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Noise sequencer
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Variable output matrix
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