參數(shù)資料
型號(hào)： AK4543VQ
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
文件頁數(shù)： 18/31頁
文件大?。?/td> 385K
代理商： AK4543VQ
[ASAHI KASEI]
[AK4543]
<M0046-E-01>
1999/01
- 18 -
n
PC Beep Register (Index 0Ah)
The following table shows the relationship between bits and the attenuation value. The attenuation step is -3dB
with a range of 0 to 45dB. PC_BEEP of the AK4543 is mute off at default state.
The PC Beep is routed to L & R Line outputs directly when AK4543 is in a RESET State(Reset# is “L”).
This is so that Power on Self
Test(POST) codes can be heard by the user in case of a hardware problem with the PC. After Reset# goes “H”, direct PC beep pass
thru becomes OFF.
Mute
0
0
0
--------------------------------------------------------------
0
1
1
1
X
X
PV3
0
0
0
PV2
0
0
0
PV1
0
0
1
PV0
0
1
0
Att.
0dB
-3.0dB
-6.0dB
1
X
1
X
-45.0dB
Mute
n
Analog Mixer Input Gain Registers (Index 0Ch-18h)
The following table shows the relationship between bits and the gain/attenuation value. Attenuation step is 1.5dB
with a range of +12dB to 34.5dB.
Mute
0
0
-----------------------------------------------------------------------
0
0
1
0
0
0
1
0
-----------------------------------------------------------------------
0
1
1
1
0
1
1
1
1
X
X
X
Gx4
0
0
Gx3
0
0
Gx2
0
0
Gx1
0
0
Gx0
0
1
Att.
+12dB
+10.5dB
0
0
0
1
0dB
-1.5dB
1
1
X
0
1
X
-33.0dB
-34.5dB
Mute
n
Record Select Control Register (Index 1Ah)
SR2
0
0
0
0
1
1
1
1
SR1
0
0
1
1
0
0
1
1
SR0
0
1
0
1
0
1
0
1
Att.
Mic
CD In (R)
Video In (R)
Aux In (R)
Line In (R)
Stereo Mix (R)
Mono Mix
Phone
SR2
0
0
0
0
1
1
1
1
SL1
0
0
1
1
0
0
1
1
SL0
0
1
0
1
0
1
0
1
Att.
Mic
CD In (L)
Video In (L)
Aux In (L)
Line In (L)
Stereo Mix (L)
Mono Mix
Phone
相關(guān)PDF資料
PDF描述
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
AK4544 AC97 MULTIMEDIA AUDIO CODEC WITH SRC
AK4545 AC97 AUDIO CODEC WITH SRC AND DIT
AK4545VQ AC97 AUDIO CODEC WITH SRC AND DIT
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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
AK4545 制造商:AKM 制造商全稱:AKM 功能描述:AC97 AUDIO CODEC WITH SRC AND DIT
AK4545VQ 制造商:AKM 制造商全稱:AKM 功能描述:AC97 AUDIO CODEC WITH SRC AND DIT
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