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TDA7404 датащи(PDF) 5 Page - STMicroelectronics |
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TDA7404 датащи(HTML) 5 Page - STMicroelectronics |
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5 / 26 page ![]() 5/26 TDA7404D MIXING CONTROL MLEVEL Mixing Level Main / Mix-Source 0/00 dB Main / Mix-Source -8.5/- 10.6 -3.5/- 9.6 -2.5/- 8.6 dB Main / Mix-Source -5/-5 -6/-6 -7/-7 dB Main / Mix-Source -11/- 1.5 -12/- 2.5 -13/- 3.5 dB VOLUME CONTROL GMAX Max. Gain 28 30 32 dB AMAX Max. Attenuation -83 -79 -75 dB ASTEP Step Resolution 0.5 1 1.5 dB EA Attenuation Set Error G = -20 to +20dB -1 0 1 dB G = -80 to -20dB -4 0 3 dB ET Tracking Error 2dB VDC DC Steps Adjacent Steps 0.1 3 mV From 0dB to GMIN 0.5 5 mV LOUDNESS CONTROL ASTEP Step Resolution -0.5 1 1.5 dB AMAX Max. Attenuation 13 15 17 dB fC Center Frequency 360 400 440 Hz 720 800 880 Hz 2.3 2.41 2.5 kHz SOFT MUTE AMUTE Mute Attenuation 80 100 dB TD Delay Time T1 0.48 1 ms T2 0.96 2 ms T3 20 30.7 50 ms T4 70 123 170 ms VTH low Low Threshold for SM-Pin2 1V VTH high High Threshold for SM - Pin 2.50 V RPU Internal pull-up resistor 70 100 130 k Ω VPU Pull-Up Voltage 5 V Symbol Parameter Test Conditions Min. Typ. Max. Unit ELECTRICAL CHARACTERISTICS (continued) |
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