AK4635 datasheet(2/81 Pages) AKM

2 / 81 page

[AK4635]

Rev. 0.6

2007/10

- 2 -

8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz

• PLL Master Mode:

8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz

• EXT Slave Mode / EXT Master Mode:

7.35kHz

~ 48kHz (256fs), 7.35kHz ~ 26kHz (512fs), 7.35kHz ~ 13kHz (1024fs)

9. Output Master Clock Frequency: 256fs

10. Serial

μP Interface: 3-wire, I2C Bus (Ver 1.0, 400kHz High Speed Mode)

11. Master / Slave Mode

12. Audio Interface Format: MSB First, 2’s compliment

• ADC: DSP Mode, 16bit MSB justified, I2S

• DAC: DSP Mode, 16bit MSB justified, 16bit LSB justified, I2S

13. Ta = - 30

∼ 85°C

14. Power Supply

• Analog Supply (AVDD): 2.8 ∼ 3.6V

• Digital Supply (DVDD): 1.6 ∼ 3.6V

• Speaker Supply (SVDD): 2.2 ∼ 4.0V

15. Package: 29pin CSP (2.5mm x 3.0mm, 0.5mm pitch)

■ Block Diagram

D/A

MIC Power

Supply

A/D

HPF

PMMP

PMADC

Audio

I/F

PMDAC

PMAO

Line Out

PMSPK

Speaker

PLL

PMPLL

Control

MPI

MIC/MICP

SPP

SPN

SVDD

VSS3

AVDD

VSS1

VCOM

DVDD

CCLK/SCL

CDTIO

BICK

FCK

SDTO

SDTI

MCKO

MCKI

VCOC

PMAO

AOUT

VSS2

MIC-Amp

0dB /+3dB/+6dB/+10dB/+17dB/+20dB

+23dB+26dB / +29dB / +32dB

Mic

5 Band

VOL

(ALC)

PMPFIL

Class-D

SPK-AMP

CSN/SDA

LPF

HPF

BEEP

Generator

I2C

LIN/MICN

PDN

VOUT

VSAG

PMV

Composite

Video Out

+6dB

GCA

LPF

-1dB ~ +10.5dB

Step 0.5dB

CLAMP

VIN

PMSPK

SMUTE

PMDAC

DATT

Figure 1. AK4635 Block Diagram

AK4635 Datasheet(PDF) 2 Page - Asahi Kasei Microsystems

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