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WM8961 Datasheet(PDF) 9 Page - Wolfson Microelectronics plc |
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WM8961 Datasheet(HTML) 9 Page - Wolfson Microelectronics plc |
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9 / 116 page  WM8961 Pre-Production w PP, August 2009, Rev 3.1 9 Test Conditions MICVDD = 2.5V, DVDD = 1.8V, CPVDD=1.8V, AVDD = 1.8V SPKVDD1 = SPKVDD2 = 5V, TA = +25 oC, 1kHz signal, fs = 48kHz, PGA gain = 0dB, 24-bit audio data unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT DAC to HP_L, HP_R (used as Line output) with 10k Ω / 50pF load: SNR optimised headphone playback mode (see note 1) Signal to Noise Ratio (A-weighted) SNR 88 98 dB Total Harmonic Distortion Plus Noise THD+N 10k Ω load -78 dB Total Harmonic Distortion THD 10k Ω load -79 dB DAC to Headphone Output (HP_L, HP_R) with headphone load: standard headphone playback mode Output Power at 1% THD+N PO RL=32 Ω 26 mW RL=16 Ω 30 Total Harmonic Distortion Plus Noise THD+N RL=32 Ω, PO=2mW -79 0.011 dB % RL=32 Ω, PO=3.5mW -79 0.011 RL=32 Ω, PO=12mW -78 0.012 -70 0.032 RL=16 Ω, PO=2mW -81 0.0089 RL=16 Ω, PO=22mW -80 0.01 Total Harmonic Distortion THD RL=32 Ω, PO=12mW -82 0.0079 dB % RL=16 Ω, PO=22mW -84 0.0063 dB % Noise Level -87 -97 dBV DC offset DC servo is enabled -1.5 +1.5 mV Channel Separation 1kHz full scale signal 90 dB 10kHz full scale signal 75 DAC to Headphone Output (HP_L, HP_R) with headphone load: low power headphone playback mode Total Harmonic Distortion Plus Noise THD+N RL=32 Ω, PO=12mW -77 0.014 dB % RL=16 Ω, PO=22mW -79 0.011 Noise Level -97 dBV DAC to Headphone Output (HP_L, HP_R) with headphone load: SNR optimised playback mode (see note 1) Total Harmonic Distortion Plus Noise THD+N RL=32 Ω, PO=12mW -81 0.0089 -70 0.032 dB % RL=16 Ω, PO=22mW -82 0.0079 Noise Level -88 -98 dBV DAC to Speaker Outputs (DAC to SPK_LP, SPK_LN, SPK_RP, SPK_RN with stereo 8 Ω bridge tied load) Output Power at 1% THD+N PO RL=8 Ω, SPKVDD=5v5 1.26 W Total Harmonic Distortion Plus Noise THD+N PO =200mW, RL = 8 Ω, SPKVDD1=SPKVDD2 =3.3V; AVDD=1.8V -64 0.063 dB % PO =320mW, RL = 8 Ω, SPKVDD1=SPKVDD2 =3.3V; AVDD=1.8V -72 0.025 dB % |
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Similar Description - WM8961 |
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