參數(shù)資料
型號(hào)： AK4541VQ
廠商： Asahi Kasei Microsystems Co.,Ltd
元件分類： Codec
英文描述： AC’97 Rev 2.1 Multimedia Audio CODEC
中文描述： AC\u0026#39;97音效活2.1多媒體音頻編解碼器
文件頁(yè)數(shù)： 3/31頁(yè)
文件大?。?/td> 383K
代理商： AK4541VQ
[ASAHI KASEI]
[AK4541]
<M0047-E-01>
1999/01
- 3 -
Pin/Function
No.
1
Signal Name
DVdd1
I/O
-
Description
Digital power supply; 3.3V(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 AC97 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 AC97 data stream to digital controller
Digital power supply; 3.3V(DVdd1 = DVdd2)
0.1uF + 4.7uF capacitors should be connected to digital ground.
AC97 Sync Clock, 48kHz(1fs) fixed rate sampling rate
AC97 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; 3.3V(AVdd1=AVdd2)
0.1uF + 4.7uF capacitors should be connected to AVss1(analog ground).
Analog Ground; 0V
Reference Voltage Output;
0.1
μ
F +4.7
μ
F 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; 0.1
μ
F 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; 3.3V(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.
2
XTL_IN
(MCLKI)
XTL_OUT(open)
DVss1
I
3
4
O
-
5
6
SDATA_OUT
BIT_CLK
I
I/O
7
DVss2
-
8
9
SDATA_IN
DVdd2
O
-
10
11
12
13
14
15
16
17
18
19
SYNC
RESET#
PC_BEEP
PHONE
AUX_L
AUX_R
VIDEO_L
VIDEO_R
CD_L
CD_GND
I
I
I
I
I
I
I
I
I
I
20
21
22
23
24
25
CD_R
MIC1
MIC2
LINE_IN_L
LINE_IN_R
AVdd1
I
I
I
I
I
-
26
27
AVss1
Vref
-
O
28
29
30
31
32
33
34
35
36
37
38
NC
AFILTL
AFILTR
VRADDA
3Dcap
NC
NC
LINE_OUT_L
LINE_OUT_R
MONO_OUT
AVdd2
-
O
O
O
O
-
-
O
O
O
-
39
40
41
42
43
44
45
46
47
LNLVL_OUT_L
NC
LNLVL_OUT_R
AVss2
TEST2
TEST3
Codec ID0#
Codec ID1#
EAPD
O
-
O
-
I
I
I
I
O
相關(guān)PDF資料
PDF描述
AK4541 AC’97 Rev 2.1 Multimedia Audio CODEC
AK4543 AC’97 Rev 2.1 Multimedia Audio CODEC
AK4543VQ AC’97 Rev 2.1 Multimedia Audio CODEC
AK4544A AC97 MULTIMEDIA AUDIO CODEC WITH SRC
AK4544AVQ CABLE ASSEMBLY; BNC MALE TO N MALE; 50 OHM, RG223/U COAX, DOUBLE SHIELDED; 36" CABLE LENGTH
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AK4543 制造商:AKM 制造商全稱:AKM 功能描述:AC’97 Rev 2.1 Multimedia Audio CODEC
AK4543VQ 制造商:AKM 制造商全稱:AKM 功能描述:AC’97 Rev 2.1 Multimedia Audio CODEC
AK4544 制造商:AKM 制造商全稱:AKM 功能描述:AC97 MULTIMEDIA AUDIO CODEC WITH SRC
AK4544A 制造商:AKM 制造商全稱:AKM 功能描述:AC97 MULTIMEDIA AUDIO CODEC WITH SRC
AK4544AVQ 制造商:AKM 制造商全稱:AKM 功能描述:AC97 MULTIMEDIA AUDIO CODEC WITH SRC
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