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TDA7719TR 数据表(PDF) 11 Page - STMicroelectronics |
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TDA7719TR 数据表(HTML) 11 Page - STMicroelectronics |
11 / 45 page TDA7719 Electrical specifications and characteristics 11/45 Middle control CRANGE Control range ±14 ±15 ±16 dB ASTEP Step resolution 0.5 1 1.5 dB fc (2) Center frequency fC1 400 500 600 Hz fC2 0.8 1 1.2 kHz fC3 1.2 1.5 1.8 kHz fC4 22.5 3 kHz QBASS (2) Quality factor Q1 0.45 0.5 0.55 Q2 0.65 0.75 0.85 Q3 0.9 1 1.1 Q4 1.1 1.25 1.4 Treble control CRANGE Clipping level ±14 ±15 ±16 dB ASTEP Step resolution 0.5 1 1.5 dB fc (2) Center frequency fC1 810 12 kHz fC2 10 12.5 15 kHz fC3 12 15 18 kHz fC4 14 17.5 21 kHz Speaker attenuators AMIN Min attenuation -1 0 1 dB AMAX Max attenuation -89 -79 -69 dB ASTEP Step resolution 0.5 1 1.5 dB AMUTE Mute attenuation 80 90 dB EE Attenuation set error 2 dB VDC DC steps Adjacent attenuation steps 0.1 5 mV Audio outputs VCL Clipping level d = 0.3%; Byte8_D6=1 2 VRMS d = 1%; Byte8_D6=0 2.2 VRMS ROUT Output impedance 30 100 Ω RL Output load resistance 2 k Ω CL Output load capacitor 10 nF VDC DC voltage level 3.8 4.0 4.2 V Subwoofer attenuator GMAX Max gain 141516 dB AMAX Max attenuation -89 -79 -69 dB ASTEP Step resolution 0.5 1 1.5 dB AMUTE Mute attenuation 80 90 dB EE Attenuation set error 2 dB Table 5. Electrical characteristics (continued) Symbol Parameter Test condition Min. Typ. Max. Unit |
类似零件编号 - TDA7719TR |
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类似说明 - TDA7719TR |
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