WM8782SEDS データシートの表示（PDF） - Wolfson Microelectronics plc

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WM8782SEDS

24-Bit, 192kHz Stereo ADC

Wolfson Microelectronics plc 

WM8782

PIN DESCRIPTION

PIN NO.

1

2

3

4

5

6

7

NAME

MCLK

DOUT

LRCLK

DGND

DVDD

BCLK

IWL

8

FSAMPEN

9

FORMAT

10

VMID

11

VREFGND

12

VREFP

13

AVDD

14

AGND

15

AINOPR

16

AINR

17

COM

18

AINOPL

19

AINL

20

M/S

Production Data

TYPE

DESCRIPTION

Digital Input

Digital Output

Digital Input / Output

Supply

Supply

Digital Input / Output

Digital Tristate Input

Digital Tristate Input

Digital Tristate Input

Analogue Output

Supply

Analogue Output

Supply

Supply

Analogue Output

Analogue Input

Analogue Input

Analogue Output

Analogue Input

Digital Input

Master Clock

ADC Digital Audio Data

Audio Interface Left / Right Clock

Digital Negative Supply

Digital Positive Supply

Audio Interface Bit Clock

Word Length

0 = 16 bit

1 = 20 bit

Z = 24 bit

Fast Sampling Rate Enable

0 = 48kHz

1= 96kkHz

Z= 192kHz

Audio Mode Select

0 = RJ

1 = LJ

Z = I2S

Mid rail Voltage Decoupling Capacitor

Negative Supply and Substrate Connection

Positive Reference Voltage Decoupling Pin; 10uF external decoupling

Analogue Positive Supply

Analogue Negative Supply and Substrate Connection

Right Channel Internal Op-Amp Output

Right Channel Input

Common mode high impedance input should be set to midrail.

Left Channel Internal Op-Amp Output

Left Channel Input

Interface Mode Select

0 = Slave mode (128fs, 192fs, 256fs, 384fs, 512fs, 768fs)

1 = Master mode (256fs, 128fs)

(fs=word clock frequency)

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PD, April 2010, Rev 4.7

4

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