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WM8753L Datasheet(PDF) 8 Page - Wolfson Microelectronics plc |
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WM8753L Datasheet(HTML) 8 Page - Wolfson Microelectronics plc |
8 / 92 page Pre-Production WM8753L w PP Rev 3.4 November 2005 8 Test Conditions DCVDD = 1.5V, AVDD = HPVDD = DBVDD = SPKRVDD = PLLVDD = 3.3V, TA = +25 oC, 1kHz signal, fs = 48kHz, 24-bit audio data unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Voice Digital to Analogue Converter (DAC) to Lineout (LOUT1/2, ROUT1/2, MONO1, MONO2,OUT3 with 10kΩ / 50pF load), fs = 8kHz Signal to Noise Ratio (A-weighted) SNR A-weighted TBD 82 dB RLINE1/2 LINE1/2 input to output mixer, gain = +6dB 10 k Ω RRXP 30 k Ω Input Resistance RRXN 20 k Ω Total Harmonic Distortion (Note 6) THD RL = 10 k Ω full-scale signal -74 dB Tone Control Bass Boost -6 0 +9 dB Bass Boost Step Size 1.5dB dB Bass Filter Characteristic 2nd order Treble Boost -6 0 +9 dB Treble Boost Step Size 1.5dB dB Treble Filter Characteristic 2nd order Output Mixers (Left, Right and Mono mix) PGA gain range into mixer -15 +6 dB PGA gain step into mixer 3 dB Analogue Outputs (L/ROUT1, L/ROUT2, MONO1) 0dB full scale output voltage AVDD/3.3 Vrms Programmable Gain range 1kHz signal -73 +6 dB Programmable Gain step size monotonic 1 dB Mute Attenuation 1kHz, full scale signal 85 dB Channel Separation 90 dB Headphone Output (LOUT1/2, OUT3) HPVDD=1.8V, RL=32 Ω Po = 5mW 0.013 -78 % dB HPVDD=1.8V, RL=16 Ω Po = 5mW 0.013 - 78 % dB HPVDD=3.3V, RL=32 Ω Po = 20mW 0.01 -80 % dB Total Harmonic Distortion THD HPVDD=3.3V, RL=16 Ω Po = 20mW 0.01 -80 % dB HPVDD = 3.3V 90 dB Signal to Noise Ratio (A-weighted) SNR HPVDD = 1.8V 90 dB Speaker Output (L/ROUT2) Po=180mW, RL=8Ω, SPKRVDD=3.3V -50 0.3 dB % Total Harmonic Distortion THD Po=400mW, RL=8Ω, SPKRVDD=3.3V -40 1 dB % SPKRVDD=3.3V, RL=8Ω 90 dB Signal to Noise Ratio (A-weighted) SNR SPKRVDD=2.5V, RL=8Ω 90 dB |
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