データシートサーチシステム |
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TDA7342 データシート(PDF) 9 Page - STMicroelectronics |
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TDA7342 データシート(HTML) 9 Page - STMicroelectronics |
9 / 14 page DATA BYTE SPECIFICATION X = not relevant; set to ”1” during testing MSB LSB FUNCTION D7 D6 D5 D4 D3 D2 D1 D0 0 1 0 0 0 IN 3 (differential input) 0 1 001 IN 2 0 1 010 IN 1 0 1 0 1 1 AM mono 0 1 1 0 0 not used 0 1 1 0 1 not used 0 1 1 1 0 not allowed 0 1 1 1 1 not allowed 0 1 0 0 11.25dB gain 0 1 0 1 7.5dB gain 0 1 1 0 3.75dB gain 0 1 1 1 0dB gain 0 0dB differential input gain ( IN3 ) 1 -6dB differential input gain ( IN3 ) For example to select the IN 2 input with a gain of 7.5dB the Data Byte is: X X 1010 0 1 Input Selector MSB LSB FUNCTION D7 D6 D5 D4 D3 D2 D1 D0 X X X 000 00 0dB X X X 0 0 0 0 1 -1.25dB X X X 0 0 0 1 0 -2.5dB X X X 0 0 0 1 1 -3.75dB X X X 0 0 1 0 0 -5dB X X X 0 0 1 0 1 -6.25dB X X X 0 0 1 1 0 -7.5dB X X X 0 0 1 1 1 -8.75dB X X X 0 1 0 0 0 -10dB X X X 0 1 0 0 1 -11.25dB X X X 0 1 0 1 0 -12.5dB X X X 0 1 0 1 1 -13.75dB X X X 0 1 1 0 0 -15dB X X X 0 1 1 0 1 -16.25dB X X X 0 1 1 1 0 -17.5dB X X X 0 1 1 1 1 -18.75dB X X X 1 D3 D2 D1 D0 Loudness OFF (1) For example to select -17.5dB attenuation, loudness OFF, the Data Byte is: X X X1 1 1 1 0 NOTE 1: If the loudness is switched OFF, the loudness stage is acting like a volume attenuator with flat fre quency response. D0 to D3 determine the attenuation level. Loudness TDA7342 9/14 |
同様の部品番号 - TDA7342 |
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同様の説明 - TDA7342 |
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