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AK4543 参数 Datasheet PDF下载

AK4543图片预览
型号: AK4543
PDF下载: 下载PDF文件 查看货源
内容描述: AC'97 2.1版本的多媒体音频编解码器 [AC’97 Rev 2.1 Multimedia Audio CODEC]
分类和应用: 解码器编解码器消费电路商用集成电路
文件页数/大小: 31 页 / 386 K
品牌: AKM [ ASAHI KASEI MICROSYSTEMS ]
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[ASAHI KASEI]
[AK4543]
Pin/Function
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
Signal Name
DVdd1
XTL_IN
(MCLKI)
XTL_OUT(open)
DVss1
SDATA_OUT
BIT_CLK
DVss2
SDATA_IN
DVdd2
SYNC
RESET#
PC_BEEP
PHONE
AUX_L
AUX_R
VIDEO_L
VIDEO_R
CD_L
CD_GND
CD_R
MIC1
MIC2
LINE_IN_L
LINE_IN_R
AVdd1
AVss1
Vref
NC
AFILTL
AFILTR
VRADDA
3Dcap
NC
NC
LINE_OUT_L
LINE_OUT_R
MONO_OUT
AVdd2
LNLVL_OUT_L
NC
LNLVL_OUT_R
AVss2
TEST2
TEST3
Codec ID0#
Codec ID1#
EAPD
I/O
-
I
O
-
I
I/O
-
O
-
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
-
-
O
-
O
O
O
O
-
-
O
O
O
-
O
-
O
-
I
I
I
I
O
Description
Digital power supply; 3.3V or 5.0V(DVdd1 = DVdd2)
0.1uF + 4.7uF capacitors should be connected to digital ground.
24.576MHz(512fs) crystal is normally connected.
If a crystal is not connected, an external clock can be used.
24.576MHz(512fs) crystal. If an external clock is used, this pin should be open.
Digital Ground; 0V
This pin should be directly connected to DVss2 on board.
Serial 256-bit AC’97 data stream from digital controller
12.288MHz(256fs) serial data clock
Output when Primary codec(codec ID=00).
Input when Secondary codec(codec ID=01, 10, 11).
Digital Ground; 0V
This pin should be directly connected to DVss1 on board.
Serial 256-bit AC’97 data stream to digital controller
Digital power supply; 3.3V or 5.0V(DVdd1 = DVdd2)
0.1uF + 4.7uF capacitors should be connected to digital ground.
AC’97 Sync Clock, 48kHz(1fs) fixed rate sampling rate
AC’97 Master Hardware Reset
PC Speaker beep pass through
From telephony subsystem speakerphone
Aux Left Channel
Aux Right Channel
Video Audio Left Channel
Video Audio Right Channel
CD Audio Left Channel
CD Audio analog ground; 0V
CD_GND or analog ground should be connected.
CD Audio Right Channel
Desktop Microphone Input
Second Microphone Input
Line In Left Channel
Line In Right Channel
Analog power supply; 5.0V(AVdd1=AVdd2)
0.1uF + 4.7uF capacitors should be connected to AVss1(analog ground).
Analog Ground; 0V
Reference Voltage Output;
0.1µF +4.7µF capacitors should be connected to Avss1(analog ground).
No Connection
Anti-Aliasing Filter Cap; Connected to analog ground with 1nF capacitor.
Anti-Aliasing Filter Cap; Connected to analog ground with 1nF capacitor.
Vref for ADC and DAC; 0.1µF capacitor should be connected to analog ground.
3D Enhancement Cap; 27nF capacitor should be connected to analog ground.
No Connection
No Connection
Line Out Left Channel
Line Out Right Channel
To telephony subsystem speakerphone
Analog power supply; 5.0V(AVdd1=AVdd2)
0.1uF capacitor should be connected to AVss2(analog ground).
True Line Level Out Left Channel
No Connection
True Line Level Out Right Channel
Analog Ground; 0V
Test pin (This pin should be open for normal operation)
Test pin (This pin should be open for normal operation)
Codec ID configuration(ID select input for multiple codec extension) See Page20.
Codec ID configuration(ID select input for multiple codec extension) See Page20.
External amplifier powerdown
See Page 20.
-3-
1999/01
<M0046-E-01>