AKD4564 datasheet(3/48 Pages) AKM

Part #	AKD4564

Description	16BIT CODEC WITH BUILT-IN ALC AND MIC/HP/SPK-AMP

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Manufacturer	AKM [Asahi Kasei Microsystems]

Direct Link	http://www.akm.com

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ASAHI KASEI

[AK4564]

MS0140-E-01

2002/07

- 3 -

PIN/FUNCTION

No. Pin Name

I/O

FUNCTION

Power Supply

5

SVDD

-

Speaker Amp Power Supply Pin, +3.0V

6

SVSS

-

Speaker Amp Ground Pin

15

DVDD

-

Digital Power Supply Pin, +2.8V

16

DVSS

-

Digital Ground Pin

28

HVDD

-

Headphone-Amp, LINEOUT Power Supply Pin, +4.5V

30

HVCM

O

Headphone-Amp, LINEOUT Common Voltage Output Pin, 0.5 x HVDD

31

AVSS

-

Analog Ground Pin

32

AVDD

-

Analog Power Supply Pin, +2.8V

33

VCOM

O

Common Voltage Output Pin, 0.5 x AVDD

41

MVSS

-

MIC Amp Ground Pin

42

MVDD

-

MIC Amp Power Supply Pin, +2.8V

43

MPWR

O

MIC Power Supply Pin, 1.6V@MVDD=2.8V, Idd=3mA(max)

44

MRF

O

MIC Power Supply Ripple Filter Pin

Operation Clock

7

BCLK

I

Audio Serial Data Clock Pin

8

MCLK

I

Master Clock Input Pin

9

LRCK

I

Input/Output Channel Clock Pin

13

SDTI

I

Audio Serial Data Input Pin

14

SDTO

O

Audio Serial Data Output Pin

MIC Block

37

PREOR

O

Rch Pre-Amp Output Pin

38

PRENR

I

Rch Pre-Amp Negative Input Pin

39

EXTR

I

Lch External MIC Input Pin

40

INTR

I

Rch Internal MIC Input Pin

45

INTL

I

Lch Internal MIC Input Pin

46

EXTL

I

Rch External MIC Input Pin

47

PRENL

I

Lch Pre-Amp Negative Input Pin

48

PREOL

O

Lch Pre-Amp Output Pin

Control Data Interface

10

CDTI

I

Control Data Input Pin

11

CSN

I

Chip Select Pin

12

CCLK

I

Control Clock Input Pin

ADC Block

17

LIN1

I

Lch Line #1 Input Pin

19

RIN1

I

Rch Line #1 Input Pin

21

LIN2

I

Lch Line #2 Input Pin

23

RIN2

I

Rch Line #2 Input Pin

DAC Block

18

LOUT1

O

Lch Line #1 Output Pin

20

ROUT1

O

Rch Line #1 Output Pin

22

LOUT2

O

Lch Line #2 Output Pin

24

ROUT2

O

Rch Line #2 Output Pin

NOTE: All digital input pins must not be left floating.

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AKD4564 Datasheet(PDF) 3 Page - Asahi Kasei Microsystems

AKD4564 Datasheet(HTML) 3 Page - Asahi Kasei Microsystems

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