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WM8983GEFL/V Datasheet(PDF) 11 Page - Wolfson Microelectronics plc |
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WM8983GEFL/V Datasheet(HTML) 11 Page - Wolfson Microelectronics plc |
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11 / 124 page  Production Data WM8983 w PD, Rev 4.3, May 2010 11 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 Total Harmonic Distortion 4 THD full-scale signal AVDD1=AVDD2=3.3V -80 dBFS full-scale signal AVDD1=AVDD2=2.5V -87 dBFS Total Harmonic Distortion + Noise 5 THD+N full-scale signal AVDD1=AVDD2=3.3V -77 dBFS full-scale signal AVDD1=AVDD2=2.5V -85 dBFS Channel Separation 6 1kHz signal 100 dBFS DAC to left and right mixer into headphone (16Ω load) on LOUT2 and ROUT2 LOUT2VOL, ROUT2VOL, DACLVOL and DACRVOL = 0dB Full-scale output AVDD1/3.3 Vrms Signal to Noise Ratio 3 SNR A-weighted AVDD1=AVDD2=3.3V 98 dB Total Harmonic Distortion 4 THD Po = 20mW, RL=16Ω -76 dBFS Total Harmonic Distortion + Noise 5 THD+N Po = 20mW, RL=16Ω -72 dBFS Channel Separation 6 1kHz signal 100 dB Bypass paths to left and right output mixers. BYPL2LMIX = 1 and BYPR2RMIX = 1 PGA gain range into mixer Gain adjusted by BYPLMIXVOL and BYPRMIXVOL -15 0 +6 dB BYPLMIXVOL and BYPRMIXVOL gain step into mixer 3 dB Mute attenuation BYPL2LMIX = 0 BYPR2RMIX = 0 100 dB Analogue outputs (LOUT1, ROUT1, LOUT2, ROUT2) Programmable Gain range Gain adjusted by L/ROUT1VOL and L/ROUT2VOL -57 0 +6 dB Programmable Gain step size Guaranteed 1 dB Mute attenuation 1kHz, full scale signal L/ROUT1MUTE = 1 L/ROUT2MUTE = 1 85 dB LIN and RIN input PGA to input boost stage into 10k Ω / 50pF load on OUT3/OUT4 outputs INPPGAVOLL, INPPGAVOLR, PGABOOSTL and PGABOOSTR = 0dB Full-scale output voltage, 0dB gain AVDD2/3.3 Vrms Signal to Noise Ratio 3 SNR A-weighted AVDD1=AVDD2=3.3V 90 98 dB A-weighted AVDD1=AVDD2=2.5V 96 dB 22Hz to 22kHz AVDD1=AVDD2=3.3V 95.5 dBFS 22Hz to 22kHz AVDD1=AVDD2=2.5V 93.5 dBFS Total Harmonic Distortion 4 THD full-scale signal AVDD1=AVDD2=3.3V -84 dBFS full-scale signal AVDD1=AVDD2=2.5V -82 dBFS Total Harmonic Distortion + Noise 5 THD+N full-scale signal AVDD1=AVDD2=3.3V -82 dBFS full-scale signal -80 dBFS |
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