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WM8993 датащи(PDF) 15 Page - Wolfson Microelectronics plc |
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WM8993 датащи(HTML) 15 Page - Wolfson Microelectronics plc |
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15 / 229 page ![]() Production Data WM8993 w PD, November 2010, Rev 4.0 15 Test Conditions DCVDD = 1.2V, AVDD2 = DBVDD = CPVDD = 1.8V, AVDD1 = 3.0V, SPKVDD = 5V, DGND=AGND=CPGND=SPKGND=0V, TA = +25 oC, 1kHz sinusoidal signal, fs = 48kHz, PGA gain = 0dB, 24-bit audio data unless otherwise stated. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Earpiece Driver Programmable Gain HPOUT2MIX C33 Minimum Programmable Gain -6 dB C34 Maximum Programmable Gain 0 dB C35 Programmable Gain Step Size 6 dB C37 Common Mode Rejection Ratio (217Hz input) Direct Voice path to HPOUT2, gain = 0dB 50 dB Speaker Output Driver Programmable Gain SPKOUTLBOOST and SPKOUTRBOOST C38 Minimum Programmable Gain 0 dB C39 Maximum Programmable Gain +12 dB C40 Programmable Gain Step Size 1.5 dB C42 Mute attenuation Class AB mode -78 dB C43 Common Mode Rejection Ratio (217Hz input) Direct Voice path to SPKOUTL or SPKOUTR, gain = 0dB 50 dB Direct Voice path to SPKOUTL or SPKOUTR, gain = +12dB 50 dB |
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