WM8962B datasheet(23/295 Pages) WOLFSON

23 / 295 page

WM8962

Rev 4.3

Stereo DAC Playback to Headphone (HPOUTL, HPOUTR) - High Performance headphone playback mode, 16

Ω load.

Default register conditions unless otherwise stated.

Default DAC to Headphone Power Up sequence completed.

DAC_HP = 1, HP_PGAS_BIAS = 000, HP_BIAS_BOOST = 000. (These must be set after running the DAC power-up sequence.)

CP_DYN_PWR = 1

MCLK = 12.288MHz, fs = 48kHz, MCLK rate = 256fs, 24-bit I2S, Slave mode,

Input signal level = 0dBFS, HP1x_VOL = 000b (-7dB),

See “Reference Voltages and Bias Control” for details of the High Performance headphone playback mode.

DCVDD

1.8V

DBVDD

1.8V

MICVDD

2.5V

AVDD

1.8V

PLLVDD

1.8V

CPVDD

1.8V

SPKVDD

5.0V

TOTAL

Quiescent output

2.0mA

0.0mA

2.5mA

0.0mA

0.5mA

0.0mA

8.9mW

0.1mW/channel output

HPOUTx_VOL = 65h (-20dB)

2.1mA

0.0mA

2.5mA

0.0mA

2.9mA

0.0mA

13.3mW

2mW/channel output

HPOUTx_VOL = 72h (-7dB)

2.1mA

0.0mA

2.5mA

0.0mA

22.5mA

0.0mA

48.7mW

16mW/channel output

HPOUTx_VOL = 79h (-0dB)

HP1x_VOL = 2h (-5dB)

2.1mA

0.0mA

2.5mA

0.0mA

59.6mA

0.0mA

115.6mW

Quiescent output,

fs = 48kHz, MCLK = 24.576MHz,

MCLK = 512fs,

DSP Sound Enhancement enabled

CP_DYN_PWR = 0

14.4mA

0.0mA

2.5mA

0.0mA

1.8mA

0.0mA

33.8mW

Stereo DAC Playback to Speaker (SPKOUTLP, SPKOUTLN, SPKOUTRP, SPKOUTRN) -

8.2Ω, 2.2µH load.

Default register conditions unless otherwise stated.

Default DAC to Headphone Power Up sequence completed.

DAC_MUTE = 0, DACL_ENA = 1, DACR_ENA = 1,

SPKOUTL_ENA = 1, SPKOUTL_PGA_ENA = 1, SPKOUTL_PGA_MUTE = 1,

SPKOUTR_ENA = 1, SPKOUTR_PGA_ENA = 1, SPKOUTR_PGA_MUTE = 1,

CLASSD_VOL = 111 (+12dB),

VMID_SEL = 01, BIAS_ENA = 1,

MCLK = 12.288MHz, fs = 48kHz, MCLK rate = 256fs, 24-bit I2S, Slave mode,

DCVDD

1.8V

DBVDD

1.8V

MICVDD

2.5V

AVDD

1.8V

PLLVDD

1.8V

CPVDD

1.8V

SPKVDD

5.0V

TOTAL

Quiescent output

2.4mA

0.0mA

2.7mA

0.0mA

7.3mA

45.7mW

200mW/channel output

2.4mA

0.0mA

2.7mA

0.0mA

91.8mA

468.2mW

1W/channel output

2.3mA

0.0mA

2.6mA

0.0mA

532.7mA

2672.3mW

Quiescent output,

fs = 48kHz, MCLK = 24.576MHz,

MCLK = 512fs,

DSP Sound Enhancement enabled

14.3mA

0.0mA

2.9mA

0.0mA

7.1mA

66.6mW

WM8962B Datasheet(PDF) 23 Page - Wolfson Microelectronics plc

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