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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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WM8580 датащи(PDF) 10 Page - Wolfson Microelectronics plc |
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WM8580 датащи(HTML) 10 Page - Wolfson Microelectronics plc |
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10 / 97 page  WM8580 Production Data w PD Rev 4.3 August 2007 10 Test Conditions AVDD, PVDD, VREFP = 5V, DVDD = 3.3V, AGND, VREFN = 0V, PGND, DGND = 0V, TA = +25 oC, 1kHz Signal, fs = 48kHz, 24- Bit Data, Slave Mode, MCLK, ADCMCLK = 256fs, 1Vrms Input Signal Level unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT 1kHz 100mVp-p 50 dB Power Supply Rejection Ratio (See note 4) PSRR 20Hz to 20kHz 100mVp-p 45 dB ADC Performance Full Scale Input Signal Level (for ADC 0dB Input) 1.0 x VREFP/5 Vrms Input resistance 6 kΩ Input capacitance 10 pF A-weighted, @ fs = 48kHz 90 100 dB Unweighted, @ fs = 48kHz 97 dB A-weighted, @ fs = 48kHz, AVDD = 3.3V 97 dB A-weighted, @ fs = 96kHz 97 dB Unweighted, @ fs = 96kHz 94 dB A-weighted, @ fs = 96kHz, AVDD = 3.3V 94 dB A-weighted, @ fs = 192kHz 97 dB Unweighted, @ fs = 192kHz 94 dB Signal to Noise Ratio (See Terminology 1,2,4) SNR A-weighted, @ fs = 192kHz, AVDD = 3.3V 94 dB 1kHz, -1dB Full Scale @ fs = 48kHz -87 -80 dB 1kHz, -1dB Full Scale @ fs = 96kHz -86 dB Total Harmonic Distortion THD 1kHz, -1dB Full Scale @ fs = 192kHz -85 dB Dynamic Range DNR -60dB FS 90 100 ADC Channel Separation 1kHz Input 97 dB Channel Level Matching (See Terminology 4) 1KHz Signal 0.1 dB Channel Phase Deviation 1kHz Signal 0.0001 Degree Offset Error HPF On HPF Off 0 100 LSB LSB Digital Logic Levels (CMOS Levels) Input LOW level VIL 0.3 x DVDD V Input HIGH level VIH 0.7 x DVDD V Input leakage current -1 ±0.2 +1 µA Input capacitance 5 pF Output LOW VOL IOL=1mA 0.1 x DVDD V Output HIGH VOH IOH= -1mA 0.9 x DVDD V |
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