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Motore di ricerca datesheet componenti elettronici |
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Motore di ricerca datesheet componenti elettronici |
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WM8940CGEFL/V Scheda tecnica(PDF) 13 Page - Cirrus Logic |
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WM8940CGEFL/V Scheda tecnica(HTML) 13 Page - Cirrus Logic |
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13 / 88 page  WM8940 Rev 4.4 13 POWER CONSUMPTION Typical current consumption for various scenarios is shown below. MODE AVDD (3V3) MA SPKVDD (3V3) MA DCVDD (1.8V) MA DBVDD (1.8V) UA TOTAL POWER (MW) Power OFF (No Clocks) 0.038 0 0 0.2 0.126 Sleep (VMID maintained, No Clocks) 0.190 0 0 0.2 0.627 Mono Record (MIC input, +20dB gain, 8kHz, quiescent) SLAVE 4.1 0 0.3 11 14.3 Mono Record (MIC input, +20dB gain, 44.1kHz, PLL, quiescent) MASTER 5.3 0 1.9 115 21.0 Mono 16Ω Headphone Playback (0.1mW, 1kHz sine wave, ac coupled) SLAVE 2.8 1.5 1.6 3.7 17.1 Mono 8Ω BTL speaker Playback (44.1kHz, 200mW, 1kHz sine wave) SLAVE 2.8 62 1.6 3.8 216.8 Mono 8Ω BTL speaker Playback (44.1kHz, PLL, quiescent) MASTER 3.9 1.5 1.8 81 21.1 Table 1 Power Consumption Note: Power consumption figures include any power dissipated in the load (e.g. in the headphone or speaker) |
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