AK7734 데이터 시트보기 (PDF) - Asahi Kasei Microdevices

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AK7734

Audio DSP with 2-Channel ADC/SRC

Asahi Kasei Microdevices 

■ Block Diagram

[AK7734]

AINR

AINL

CLKO

BITCLKO

LRCLKO

LFLT

XTO

XTI

BITCLKI1

LRCLKI1

INITRSTN

CKM[3:0] 4

TESTI1 4

TESTI2

CLKOE

BITCLKOE

LRCLKOE

ADC

CLKGEN & CONT

MLRCLK0

MBITCLK0

MADCLK0

MDSPCLK0

VCOM

AVDRV

SDOUTAD

VREF

LDO

1 AVDD

4 DVDD

5 VSS

Pull Down

Open Drain

MICIF

SO

RDY

SELRDY

0

1

I2CSEL

RQN / CAD1

SI / CAD0

SCLK / SCL

SDA

SO / RDY

SDIN1

SDIN2 / JX0

SDIN3 / JX1

BITCLKI2

LRCLKI2

SETSRC

SRCLFLT

SDIN4 / JX2

JX0E

JX1E

CKG

SRCMCKI UNLOCK

SRCBICKI SRCBICKO

SRCLRCKI SRCLRCKO

SRC

SRCI

SRCO

SELDI4

0

1

JX2E

DIN5

DIN1

JX0

DIN2

JX1

DIN3

DOUT1

GP1

DOUT2

GP0

DOUT3

IRPT

SELDO1[1:0]

0

1

OUT1E

2

3

SELDO2[1:0]

0

1

2

3

SELDO3[1:0]

0

1

2

3

OUT2E

OUT3E

RDYE

WDT

LOCKE

WDTEN

DSP

DIN4

JX2

DOUT4

SELDO4

0

1

OUT4E

SDOUT1

SDOUT2

SDOUT3

STO

SDOUT4

Figure 1. Block Diagram

* Figure 1 shows a simplified diagram of the AK7734, which is not the perfect same as the actual circuit diagram.

MS1033-E-02-PB

-3-

2010/01

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