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STV6411 数据表(PDF) 6 Page - STMicroelectronics |
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STV6411 数据表(HTML) 6 Page - STMicroelectronics |
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6 / 20 page ![]() ELECTRICAL CHARACTERISTICS (continued) Tamb = 25°C, AVCC = VVCC = 8V, VCC12 = 12V, RLOUTA = 10k Ω, RGA = 600Ω, RGV = 50Ω, RLOUTV = 4.7kΩ, unless otherwise specified. Symbol Parameter Test Conditions Min. Typ. Max. Unit AUDIO SECTION SVR100 Supply Voltage Rejection VRIPPLE = 500mVRMS at f = 100Hz, Gain = 0dB, VREF filter cap = 47 µF VREF filter cap = 220 µF 60 72 82 dB dB SVR1K Supply Voltage Rejection VRIPPLE = 500mVRMS at f = 1kHz, Gain = 0dB 70 80 dB VINDC Input DC Level AVCC = 8V VCC/2 V VINAC Input signal amplitude 2VRMS RIN Input Resistance 45 55 k Ω RINmatch Input resistance matching ±1 ±10 % Frange Bandwith -3dB, 0.5VRMS, RL = 10k Ω, Gain = 0dB 50 kHz Flatness Spread of gain in audio band 0.5VRMS, 20Hz to 20kHz, Gain = 0dB 0.5 dB Cs Channel Separation (from audio inputs) Between L &R of TV outputs VIN = 0.5VRMS, f = 1kHz, on one input, RL =10k Ω, Gain = 0dB 80 70 90 74 dB dB Ci Channel Isolation from video inputs VIN = 1 VPP, f = 15kHz, on one input, RL = 10k Ω, Gain = 0dB 70 85 dB VOUT Output DC Level AVCC = 8V VCC/2 V VOFF DC Offset change Switching between inputs 1 ±15 mV ROUT Output Resistance 60 Ω eNI Equivalent Input Voltage Noise BW = 20Hz, 20kHz, Gain = 0dB 5 µV G0 0dB Gain 0.5VRMS, RL = 10k Ω, Gain = 0dB -0.5 +0.5 dB GSTEP Step of Gain -14dB to +6dB 1.75 2 2.25 dB GMATCH1 Gain matching between different inputs on one output VIN = 0.5VRMS, 1kHz, Gain = 0dB -0.5 0.5 dB GMATCH2 Gain matching between Left/Right outputs of one input channel VIN = 0.5VRMS, 1kHz, Gain = 0dB -0.5 0.5 dB THD Total Harmonic Distorsion 1kHz, LPF @ 80kHz VIN = VOUT = 0.5VRMS VIN = VOUT = 2VRMS 0.002 0.003 0.05 % % VCL Output clipping Level THD = 0.2%, 1kHz 2.1 2.25 VRMS RL Output Load Resistance VIN = 1VRMS, THD = 0.3%, Gain = 0dB 2 2.25 k Ω Mute Mute Suppression VIN = 0.5VRMS, on one input 90 dB STV6411A 6/20 |
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