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WM9711 Datasheet(PDF) 8 Page - Wolfson Microelectronics plc |
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WM9711 Datasheet(HTML) 8 Page - Wolfson Microelectronics plc |
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8 / 66 page  WM9711L Production Data w PD Rev 4.1 April 2004 8 AUDIO INPUTS Test Conditions DBVDD=3.3V, DCVDD = 3.3V, AVDD = 3.3V, TA = +25 oC, 1kHz signal, fs = 48kHz, 18-bit audio data unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT LINEINL/R, MICL/R and PHONE pins AVDD = 3.3V 1.0 AVDD = 1.8V 0.545 Full Scale Input Signal Level (for ADC 0dB Input at 0dB Gain) VINFS differential input mode (MS = 01) half of the value listed above V rms 0dB PGA gain 34 Input Resistance RIN 12dB PGA gain 10 16 22 k Ω Input Capacitance 5 pF Line input to ADC (LINEINL, LINEINR, PHONE) Signal to Noise Ratio (A-weighted) SNR 85 92 dB Total Harmonic Distortion THD -6dBFs -87 -80 dB Power Supply Rejection PSRR 20Hz to 20kHz 50 dB Microphone input to ADC (MIC1/2 pins) Signal to Noise Ratio (A-weighted) SNR 20dB boost enabled 80 dB Total Harmonic Distortion THD 20dB boost enabled -80 dB Power Supply Rejection Ratio PSRR TBD 50 dB Common Mode Rejection Ratio CMRR Differential mic mode TBD dB AUXILIARY MONO DAC (AUXDAC) Test Conditions AVDD = 3.3V, TA = +25 oC, unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Resolution 12 bits Full scale output voltage AVDD=3.3V 1 Vrms Signal to Noise Ratio (A-weighted) SNR 65 70 dB Total Harmonic Distortion THD -62 -50 dB COMPARATORS Test Conditions AVDD = 3.3V, TA = +25 oC, unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT COMP1, COMP2 and COMP3 (pins 29, 30, 31) Input Voltage AGND AVDD V Input leakage current <10 nA Comparator Input Offset (COMP1, COMP2 only) -50 +50 mV COMP2 delay (COMP2 only) 24.576MHz crystal 0 10.9 s |
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Similar Description - WM9711 |
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