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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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WM8716SEDS/R датащи(PDF) 5 Page - Wolfson Microelectronics plc |
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WM8716SEDS/R датащи(HTML) 5 Page - Wolfson Microelectronics plc |
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5 / 27 page  Production Data WM8716 w PD Rev 4.1September 2006 5 ELECTRICAL CHARACTERISTICS TEST CONDITIONS AVDD, DVDD = 5V, AGND, DGND = 0V, TA = +25 oC, fs = 48kHz, SCKI = 256fs unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT DAC Circuit Specifications SNR (See Notes 1 and 2) 105 112 dB THD (full-scale) 0dB FS -92 dB (See Note 2) -1dB FS -97 dB Dynamic range (See Note 2) THD @ -60dB FS 105 112 dB Filter Characteristics (Sharp Roll-off) Passband ±0.0012 dB 0.4535fs dB Stopband -3dB 0.491fs Passband ripple ±0.0012 dB Stopband Attenuation f > 0.5465fs -82 dB Delay time 30/fs s Filter Characteristics (Slow Roll-off) Passband ±0.001dB 0.274fs Stopband -3dB 0.459fs Passband ripple ±0.001 dB Stopband Attenuation f > 0.732fs -82 dB Delay time 9/fs s Internal Analogue Filter Bandwidth -3dB 195 kHz Passband edge response 20kHz -0.043 dB Digital Logic Levels Input LOW level VIL 0.8 Input HIGH level (See Note 3) VIH 2.0 V Output LOW level VOL IOL = 2mA DGND + 0.3V V Output HIGH level VOH IOH = 2mA DVDD - 0.3V Analogue Output Levels Into 10k Ω, full scale 0dB, (5V supply) 1.1 VRMS Output level Into 10k Ω, full scale 0dB, (3.3V supply) 0.72 VRMS To midrail or AC coupled (5V supply) 1 k Ω Minimum resistance load To midrail or AC coupled (3.3V supply) 600 Ω Maximum capacitance load 5V or 3.3V 100 pF Output DC level AVDD/2 V Gain mismatch channel to channel 0.5 2 %FSR Reference Levels Potential divider resistance AVDD to VMIDL/VMIDR and VMIDL/VMIDR to AGND 10 k Ω Voltage at VMIDL/VMIDR AVSS/2 POR POR threshold 2.5V V |
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