AK4527B 查看數據表（PDF） - Asahi Kasei Microdevices

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AK4527B

High Performance Multi-channel Audio CODEC

Asahi Kasei Microdevices 

ASAHI KASEI

No. Pin Name

1 SDOS

2 I2C

3 SMUTE

4 BICK

5 LRCK

6 SDTI1

7 SDTI2

8 SDTI3

9 SDTO

10 DAUX

11 DFS

12 NC

13 DZFE

14 TVDD

15 DVDD

16 DVSS

17 PDN

18 TST

19 NC

20 ADIF

21 CAD1

22 CAD0

[AK4527B]

PIN/FUNCTION

I/O

Function

I SDTO Source Select Pin

(Note 1)

“L”: Internal ADC output, “H”: DAUX input

I Control Mode Select Pin

“L”: 3-wire Serial, “H”: I2C Bus

I Soft Mute Pin

(Note 1)

When this pin goes to “H”, soft mute cycle is initialized.

When returning to “L”, the output mute releases.

I Audio Serial Data Clock Pin

I Input Channel Clock Pin

I DAC1 Audio Serial Data Input Pin

I DAC2 Audio Serial Data Input Pin

I DAC3 Audio Serial Data Input Pin

O Audio Serial Data Output Pin

I AUX Audio Serial Data Input Pin

I Double Speed Sampling Mode Pin (Note 1)

“L”: Normal Speed, “H”: Double Speed

- No Connect

No internal bonding.

I Zero Input Detect Enable Pin

“L”: mode 7 (disable) at parallel mode,

zero detect mode is selectable by DZFM2-0 bits at serial mode

“H”: mode 0 (DZF1 is AND of all six channels)

- Output Buffer Power Supply Pin, 2.7V∼5.5V

- Digital Power Supply Pin, 4.5V∼5.5V

- Digital Ground Pin, 0V

I Power-Down & Reset Pin

When “L”, the AK4527B is powered-down and the control registers are reset to default

state. If the state of P/S or CAD0-1 changes, then the AK4527B must be reset by PDN.

I Test Pin

This pin should be connected to DVSS.

- No Connect

No internal bonding.

I Analog Input Format Select Pin

“H”: Full-differential input, “L”: Single-ended input

I Chip Address 1 Pin

I Chip Address 0 Pin

MS0056-E-00

-5-

2000/10

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