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TDA7334 数据表(PDF) 4 Page - STMicroelectronics |
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TDA7334 数据表(HTML) 4 Page - STMicroelectronics |
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4 / 11 page ![]() ELECTRICAL CHARACTERISTICS (VS =8V;RIN = 600 Ω; f = 1KHz; Tamb =25°C; unless other- wise specified (see figure 2) Symbol Parameter Test Condition Min. Typ. Max. Unit VS Supply Voltage 6 8 11 V IS Supply Current 7.5 9.0 mA SVR Ripple Rejection Input referred (ripple = 1V) 105 dB MUTEth Mute (Pin 7) OFF ON 0 3.5 0.8 VS V V MUTEA Mute Attenuation 60 80 dB RI Input Resistance 100 K Ω Vout DC Output Voltage DC 3.2 3.6 4.2 V II Input Bias Current 10 µA GVO Open Loop Gain f = 400Hz 110 dB GV Closed Loop Gain NAB short 30 31 32.5 dB ∆GV Closed Loop Gain Match NAB short -1 1 dB VOM Signal Handling THD = 1%, VCC = 7.6V 1.8 2.0 Vrms RN Resistance Normal Position 100 300 Ω SR Slew Rate NAB Short 1 V/ µs eN Total Input Noise RIN= 600 Ω; unweighted 0.8 µV RIN= 600 Ω; Aweighted 0.5 µV RIN=0 ; unweighted 0.45 µV RO Output Resistance 1 K Ω F/Rl Rev. Low Level (pin 8) IN2 = ON; IN1 = OFF 0 0.8 V F/Rh Forward High Level (pin 8) IN2 = OFF; IN1 = ON 3.5 VS V EQl Normal Low Level (pin 16) 0 0.8 V EQh Metal High Level (pin 16) 3.5 VS V THD Total Harmonic Distortion VO = 1V; f = 1KHz metal 0.02 % VO = 1V; f = 1KHz normal 0.02 0.1 % VO = 1V; f = 10KHz metal 0.05 % VO = 1V; f = 10KHz normal 0.04 % SVR1 Ripple Rejection NAB short 75 dB CS Channel Separation (L to R) 45 60 dB CCT Channel Cross talk (F to R) 60 80 dB S/N Signal to Noise VO = 388mV; metal 63 dB TDA7334 4/11 |
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