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WM8986GECO/RV Datasheet(PDF) 8 Page - Wolfson Microelectronics plc |
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WM8986GECO/RV Datasheet(HTML) 8 Page - Wolfson Microelectronics plc |
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8 / 87 page  WM8986 Pre-Production w PP, Rev 3.1, February 2007 8 Test Conditions DCVDD=1.8V, AVDD1=AVDD2=DBVDD=3.3V, TA = +25 oC, 1kHz signal, fs = 48kHz, 24-bit audio data unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT DAC to left and right mixers into 10k Ω / 50pF load on LOUT1 and ROUT1 LOUT1VOL, ROUT1VOL, DACLVOL and DACRVOL = 0dB Full-scale output 1 LOUT1VOL and ROUTVOL = 0dB AVDD1/3.3 Vrms A-weighted AVDD1=AVDD2=3.3V 100 -90 dB A-weighted AVDD1=AVDD2=2.5V 96 dB 22Hz to 20kHz AVDD1=AVDD2=3.3V 95.5 dB Signal to Noise Ratio 3 SNR 22Hz to 20kHz AVDD1=AVDD2=2.5V 93.5 dB 0dBFS input AVDD1=AVDD2=3.3V -86 -80 dBFS Total Harmonic Distortion 4 THD 0dBFS input AVDD1=AVDD2=2.5V -86 dBFS 0dBFS input AVDD1=AVDD2=3.3V -84 -78 dBFS Total Harmonic Distortion + Noise 5 THD+N 0dBFS input AVDD1=AVDD2=2.5V -84 dBFS Channel Separation 6 1kHz signal 100 dB DAC to L/R mixer into 10k Ω / 50pF load on L/ROUT2, class AB mode LOUT2VOL, ROUT2VOL, DACLVOL and DACRVOL = 0dB Full-scale output 1 LOUT2VOL and ROUT2VOL = 0dB AVDD1/3.3 Vrms A-weighted AVDD1=AVDD2=3.3V 100 -90 dB A-weighted AVDD1=AVDD2=2.5V 96 dB 22Hz to 20kHz AVDD1=AVDD2=3.3V 95.5 dB Signal to Noise Ratio 3 SNR 22Hz to 20kHz AVDD1=AVDD2=2.5V 93.5 dB 0dBFS input AVDD1=AVDD2=3.3V -84 -80 dBFS Total Harmonic Distortion 4 THD 0dBFS input AVDD1=AVDD2=2.5V -82 dBFS 0dBFS input AVDD1=AVDD2=3.3V -82 -78 dBFS Total Harmonic Distortion + Noise 5 THD+N 0dBFS input AVDD1=AVDD2=2.5V -80 dBFS Channel Separation 6 1kHz input signal 100 dB DAC to OUT3 and OUT4 mixers to OUT3/OUT4 outputs into 10k Ω / 50pF load. DACVOLL and DACVOLR = 0dB Full-scale output voltage AVDD2/3.3 Vrms A-weighted AVDD1=AVDD2=3.3V 100 -90 dB Signal to Noise Ratio 3 SNR 22Hz to 22kHz AVDD1=AVDD2=3.3V 96 dB Total Harmonic Distortion 4 THD full-scale signal AVDD1=AVDD2=3.3V -84 -80 dBFS full-scale signal AVDD1=AVDD2=3.3V -82 -78 dBFS Total Harmonic Distortion + Noise 5 THD+N full-scale signal -80 dBFS |
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