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TDA7403 Datasheet(PDF) 5 Page - STMicroelectronics |
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TDA7403 Datasheet(HTML) 5 Page - STMicroelectronics |
5 / 26 page ELECTRICAL CHARACTERISTICS (continued) Symbol Parameter Test Condition Min. Typ. Max. Unit VOLUME CONTROL GMAX Max Gain 20 dB AMAX Max Attenuation 79 dB ASTEP Step Resolution 1 dB EA Attenuation Set Error G = -20 to 20dB -1.25 0 1.25 dB G = -60 to 20dB -4 0 3 dB ET Tracking Error 2dB VDC DC Steps Adjacent Attenuation Steps 0.1 3 mV From 0dB to GMIN 0.5 5 mV LOUDNESS CONTROL ASTEP Step Resolution 1 dB AMAX Max. Attenuation 15 dB fCMIN Lower Center Frequency 200 Hz fCMAX Higher Center Frequency 400 Hz SOFT MUTE AMUTE Mute Attenuation 70 100 dB TD Delay Time T1 0.48 ms T2 0.96 ms T3 40.4 ms T4 324 ms VTHlow Low Threshold for SM Pin (1) 1V VTHhigh High Threshold for SM Pin 2.5 V RPU Internal Pull-up Resistor 70 100 130 K Ω VPU Pull-up Voltage 4.7 V SOFT STEP TSW Switch Time 10 ms BASS CONTROL CRANGE Control Range ±14 dB ASTEP Step Resolution 2 dB fC Center Frequency fC1 60 Hz fC2 70 Hz fC3 80 Hz fC4 100 (2) Hz QBASS Quality Factor Q1 1 Q2 1.25 Q3 1.5 Q4 2 DCGAIN Bass-Dc-Gain DC = off 0 dB DC = on 4.4 dB 1) SM pin is active low (mute condition) 2) See description of Audioprocessor Part - Bass & Treble filter characteristics programming TDA7403 5/26 |
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