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TDA7317 データシート(PDF) 3 Page - STMicroelectronics |
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TDA7317 データシート(HTML) 3 Page - STMicroelectronics |
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3 / 12 page ![]() ELECTRICAL CHARACTERISTICS (continued) Symbol Parameter Test Condition Min. Typ. Max. Unit INPUT RI Input Resistance 20 30 40 K Ω VIN max Max Input Signal THD = 0.3% 2 2.5 VRMS INS Input Separation (1) 80 100 dB VOLUME CONTROL CRANGE Control Range 17.625 dB AVMIN Min. Attenuation -0.5 0 0.5 dB AVMAX Max. Attenuation 16.7 17.625 18.6 dB ASTEP Step Resolution 0.175 0.375 0.575 dB EA Attenuation Set Error -1 1 dB ET Tracking Error 0.5 dB VDC DC Steps adjacent attenuation steps 0 3 mV GRAPHIC EQUALIZER THD Distortion 0.01 0.1 % Cs Channel Separation 80 100 dB eNO Output Noise BW = 20Hz to 20KHz flat, AV = 0dB 820 µV A curve 6 µV BW = 20Hz to 20KHz AV = 0dB All bands = max. boost All bands = max. cut 24 6 µV µV S/N Signal to Noise Ratio AV = 0dB; Vref =1VRMS 100 dB Bstep Step Resolution 1 2 3 dB CRANGE Control Range max boost/cut ±12 ±14 ±16 dB VDC DC Steps Adiacent Control Steps 0.5 3 mV AUDIO OUTPUTS VO Output Voltage THD = 0.3% 2 2.5 VRMS RL Output Load Resistance 2 K Ω CL Output Load Capacitance 10 nF RO Output Resistance 5 10 20 Ω VOUT DC Voltage Level 4.2 4.5 4.8 V BUS INPUTS VIL Input Low Voltage 1V VIH Input High Voltage 3 V IIN Input Current -5 +5 µA VO Output Voltage SDA Acknowledge IO = 1.6mA 0.4 V ADDRESS PIN (Internal 50K Ω pull down resistor) VIL Input Low Voltage 1V VIH Input High Voltage VCC -1V V NOTE: The input is grounded thru the 2.2 µP capacitors TDA7317 3/12 |
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