AD74322DARU Ver la hoja de datos (PDF) - Analog Devices

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AD74322DARU

Low Cost, Low Power Stereo Audio Analog Front End

Analog Devices 

PRELIMINARY TECHNICAL DATA

AD74322

Mnemonic

VINP1

VINN1

VINP2

VINN2

VOUTP1

VOUTN1

VOUTP2

VOUTN2

REFCAP

AVDD

AGND

DVDD1

DVDD2

DGND

MCLK

CDIN

CDOUT

CCLK

CLATCH

ASDATA

DSDATA

LRCLK/

BCLK

RESET

PIN FUNCTION DESCRIPTION (DIFFERENTIAL I/O WITH SPI PORT)

I/O

Function

I

Analog Input - Channel 1 Positive

I

Analog Input - Channel 1 Negative

I

Analog Input - Channel 2 Positive

I

Analog Input - Channel 2 Negative

O

Analog Output - Channel 1 Positive

O

Analog Output - Channel 1 Negative

O

Analog Output - Channel 2 Positive

O

Analog Output - Channel 2 Negative

I/O

Internal Reference - Can also be used for connection of an external reference

Analog Power Supply Connection

Analog Ground/Substrate Connection

Digital Power Supply Connection (Interface)

I

I

O

I

I

O

I

I/O

I/O

I

Digital Power Supply Connection (Core)

Digital Ground/Substrate Connection

External Clock Connection

Y Serial Data In on SPI Control Port

R Serial Data Out on SPI Control Port

A Serial Clock on SPI Control Port

IN Serial Data Latch on SPI Control Port

L ADC Serial Data Out - I2S

IM A DAC Serial Data In - I2S

Left/Right Channel Select - I2S

L IC Bit Clock - I2S

PRTEECHDNATA Powerdown/Reset Input

Pr D 03/00

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