EKA8564A 查看數據表（PDF） - ELAN Microelectronics

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EKA8564A

USB Audio Controller

ELAN Microelectronics 

eKA8564A

USB Audio Controller

6 Pin Assignment

Symbol

Pin No. I/O

BCLK

1

O

LRCLK

2

O

SDATA

3

O

I_BCLK

4

I

I_LRCLK

5

I

I_SDATA

6

I

Play_LED

7

O

Power_LED

8

O

REC_Mute_LED

9

O

SPK_Mute_LED

10

O

MuteREC

11

I

Vol-

12

I

Vol+

13

I

MuteSPK

14

I

SPT

15

I

SNT

16

I

Stop

17

I

PlayPause

18

I

RECORD_SEL

19

I

OSCO

OSCI

20

O

21

I

Test

22

I

PLLC

VAD

AGND3

VA

VMIC

MIC_IN

Vref

AGND2

23

I

24

PWR

25

−

26

PWR

27

O

28

I

29

O

30

−

Function

2

BCLK for I S interface

2

LRCLK for I S interface

2

I S interface for FL, FR output

2

BCLK for I S interface

2

LRCLK for I S interface

2

I S interface for FL, FR input

Play LED

Power LED

Record Mute LED

Speaker Mute LED

Mute record button

Volume down button

Volume up button

Mute Speaker button

Media Key: Scan previous track button

Media Key: Scan next track button

Media Key: Stop button

Media Key: Play/Pause button

Record select pin.

2

1 : I S record

0 : ADC record

An internal pull-low resistor is connected to DGND.

Crystal output

Crystal input

Test mode select pin

Test = 0, enter normal mode

Test = 1, enter test mode

An internal pull-low resistor is connected to DGND.

External capacitor for PLL

ADC analog power supply pin

A/D and PLL ground pin

Analog power supply pin

Power supply for external MIC

Microphone analog input pin

Bandgap reference output

MIC ground pin

4•

Product Specification (V0.1) 09.08.2006

(This specification is subject to change without further notice)

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