WM8786 データシートの表示（PDF） - Wolfson Microelectronics plc

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WM8786

24-Bit, 192kHz Stereo ADC

Wolfson Microelectronics plc 

WM8786

PIN DESCRIPTION

PIN

NAME

1

AINL+

2

AINL-

3

VREFGND

4

AVDD

5

AGND

6

LRCLK

7

DOUT

8

BCLK

9

MCLK

10

MS0

(pull down pad)

11

AUDIOF0

12

AUDIOF1

13

OSR0

(pull down pad)

14

OSR1

15

DVDD

16

DGND

17

VMID

18

VREF

19

AINR-

20

AINR+

Production Data

TYPE

Analogue Input

Analogue Input

Analogue Reference

Supply

Supply

Digital Input / Output

Digital Output

Digital Input / Output

Digital Input

Digital Input

Digital Input

Digital Input

Digital Input

Digital Input

Supply

Supply

Analogue Output

Analogue Reference

Analogue Input

Analogue Input

DESCRIPTION

Left Channel Positive Input

Left Channel Negative Input

Negative Reference Connection

Analogue Supply

Analogue Ground (return path for AVDD)

Audio Interface Left / Right Clock

ADC Digital Audio Data

Audio Interface Bit Clock

Master Clock

Master/Slave Control

0 = Slave Mode Audio Interface

1 = Master Mode Audio Interface @ 256fs (or @128fs in quad rate)

Audio Format Selection

00 = 24 bit right justified audio data format

01 = 24 bit left audio data format

10 = I2S audio data format

11 = DSP audio data format

Oversampling Rate Control

00 = Single rate (48kHz)

01 = Dual rate (96kHz)

10 = Quad rate (192kHz)

11 = Not valid

Digital Supply

Digital Ground (return path for DVDD)

Midrail Voltage Decoupling Capacitor

Reference Voltage Decoupling Capacitor

Right Channel Negative Input

Right Channel Positive Input

w

PD Rev 4.2 February 2007

4

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