WM8962B datasheet(21/295 Pages) WOLFSON

部品番号	WM8962B

部品情報	Ultra-Low Power Stereo CODEC with Audio Enhancement DSP, 1W Stereo Class D Speaker Drivers and Ground Referenced Headphone Drivers

PDF	295 Pages

Scroll/Zoom	100%

メーカー	WOLFSON [Wolfson Microelectronics plc]

ホームページ	http://www.wolfsonmicro.com

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WM8962

Rev 4.3

TYPICAL PERFORMANCE

TYPICAL POWER CONSUMPTION

Analogue Input (IN1L, IN1R) to ADC out via Input PGA and Input Gain boost

Quiescent input, default register conditions unless otherwise stated.

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

INL_ENA = 1, INR_ENA = 1,

INPGAL_MUTE = 0, INPGAR_MUTE = 0,

ADCL_ENA = 1, ADCR_ENA = 1

VMID_SEL = 01, BIAS_ENA = 1

See “Reference Voltages and Bias Control” for details of the bias configuration registers.

DCVDD

1.8V

DBVDD

1.8V

MICVDD

2.5V

AVDD

1.8V

PLLVDD

1.8V

CPVDD

1.8V

SPKVDD

5.0V

TOTAL

Quiescent input,

Option 1 bias settings

2.4mA

0.0mA

2.5mA

0.0mA

8.8mW

Quiescent input,

Option 2 bias settings

2.4mA

0.0mA

2.7mA

0.0mA

9.2mW

Quiescent input,

Option 3 bias settings (default)

2.4mA

0.0mA

3.3mA

0.0mA

10.3mW

Quiescent input,

Option 4 bias settings

2.6mA

0.0mA

5.4mA

0.0mA

14.4mW

-1dBFS ADC output

2.4mA

0.0mA

3.3mA

0.0mA

10.4mW

MICBIAS enabled

2.4mA

0.0mA

0.4mA

3.3mA

0.0mA

11.3mW

Quiescent input,

fs = 8kHz, MCLK = 2.048MHz

0.3mA

0.0mA

3.0mA

0.0mA

6.0mW

Quiescent input,

fs = 96kHz, MCLK = 24.576MHz

4.1mA

0.0mA

3.3mA

0.0mA

13.3mW

Quiescent input,

fs = 48kHz, MCLK = 24.576MHz,

MCLK = 512fs,

DSP Sound Enhancement enabled

14.5mA

0.2mA

0.0mA

3.2mA

0.0mA

32.4mW

WM8962B データシート(PDF) 21 Page - Wolfson Microelectronics plc

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