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TDA7412 数据表(PDF) 7 Page - STMicroelectronics |
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TDA7412 数据表(HTML) 7 Page - STMicroelectronics |
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7 / 56 page ![]() 7/56 TDA7412 VTH high High Threshold for SM - Pin 2.5 V RPU Internal pull-up resistor 32 45 58 k Ω VPU Internal pull-up Voltage 3.3 V Notes: 1. If configured as Multiplexer-Output 2. The SM-Pin is active low (Mute = 0) BASS CONTROL CRANGE Control Range +14 +15 +16 dB ASTEP Step Resolution 0.5 1 1.5 dB fC Center Frequency fC1 54 60 66 Hz fC2 63 70 77 Hz fC3 72 80 88 Hz fC4 81 90 99 Hz fC5 90 100 110 Hz fC6 117 130 143 Hz fC7 135 150 165 Hz fC8 180 200 220 Hz QBASS Quality Factor Q1 0.9 1 1.1 Q2 1.1 1.25 1.4 Q3 1.3 1.5 1.7 Q4 1.8 2 2.2 DCGAIN Bass-DC-Gain DC = off -1 0 +1 dB DC = on 4 4.4 6 dB TREBLE CONTROL CRANGE Control Range +14 +15 +16 dB ASTEP Step Resolution 0.5 1 1.5 dB fC Center Frequency fC1 8 10 12 kHz fC2 10 12.5 15 kHz fC3 12 15 18 kHz fC4 14 17.5 21 kHz Symbol Parameter Test Condition Min. Typ. Max. Unit ELECTRICAL CHARACTERISTICS (continued) |
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