AK4373 Просмотр технического описания (PDF) - Asahi Kasei Microdevices

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AK4373

Low Power Stereo DAC with HP/SPK-Amp

Asahi Kasei Microdevices 

[AK4373]

AVDD VSS1 VCOM DVDD VSS3

Headphone(Lch)

Headphone(Rch)

Mono In

HPL+

HPL-

PMHPL

HPG

VOL

HPR+

HPR-

MUTET

HPG

VOL

PMHPR

MIN+

MIN-

PMMIN

DACH

DACH

MINH

Control

Register

PMDAC

Digital

Processing

- HPF

DATT - LPF

D/A SMUTE - 3D Enhance

- Frequency

Compensation

- 5-BiQuads

- ALC/Limiter

Audio

I/F

PLL

PMPLL

I2C

CAD0/CSN

SCL/CCLK

SDA/CDTI

PDN

BICK

LRCK

SDTI

MCKO

MCKI

VCOC

HVDD VSS2

Figure 2. Block Diagram (Differential mode, HPBTL bit = “1”, PSEUDO bit = “0”)

AVDD VSS1 VCOM DVDD VSS3

Headphone

HPL

HPR

MUTET

PMHPL

HPG

VOL

PMHPR

HPG

VOL

HVCM

TEST

PMHPL or PMHPR

COMMON

DACH

DACH

Control

Register

PMDAC

Digital

Processing

- HPF

DATT - LPF

D/A SMUTE - 3D Enhance

- Frequency

Compensation

- 5-BiQuads

- ALC/Limiter

Audio

I/F

PLL

PMPLL

I2C

CAD0/CSN

SCL/CCLK

SDA/CDTI

PDN

BICK

LRCK

SDTI

MCKO

MCKI

VCOC

Mono In

MIN+

MIN-

PMMIN

MINH

HVDD VSS2

Figure 3. Block Diagram (Pseudo cap-less mode, HPBTL bit = “0”, PSEUDO bit = “1”)

MS0991-E-00

-3-

2008/09

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