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參數(shù)資料
| 型號： | AD1981HD |
| 廠商： | Analog Devices, Inc. |
| 元件分類： | Codec |
| 英文描述： | HD Audio SoundMAX Codec |
| 中文描述： | 高清音頻SoundMAX編解碼器 |
| 文件頁數(shù)： | 9/16頁 |
| 文件大?。?/td> | 201K |
| 代理商： | AD1981HD |
AD1981HD
Table 17. Analog Input/Output Pin Function Descriptions
Mnemonic
Pin No.
I/O
PC Beep
12
I
PORT-E_L
14
I
PORT-E_R
15
I
PORT-F_L
16
I/O
PORT-F_R
17
I/O
CD_L
18
I
CD_GND
19
I
CD_R
20
I
PORT-B _L
21
I
PORT-B_R
22
I
PORT-C_L
23
I/O
PORT-C_R
24
I/O
PORT-D_L
35
I/O
PORT-D_R
36
I/O
MONO_OUT
37
O
PORT-A_L
39
O
PORT-A_R
41
O
Rev. 0 | Page 9 of 16
Channel
N/A
Left
Right
Left
Right
Left
Ground
Right
Left
Right
Left
Right
Left
Right
-
Left
Right
Description
Analog Input for PC Beep Pass-Through, Even While in Reset.
Line Input (Typically Auxiliary Input).
Line Input (Typically Auxiliary Input).
Multifunction Analog I/O Jack (Typically Rear Microphone).
Multifunction Analog I/O Jack (Typically Rear Microphone).
CD Input, Left Channel.
CD Input, Ground.
CD Input, Right Channel.
Multifunction Analog I/O Jack (Typically Front Microphone).
Multifunction Analog I/O Jack (Typically Front Microphone).
Multifunction Analog I/O Jack (Typically Rear Line Input).
Multifunction Analog I/O Jack (Typically Rear Line Input).
Multifunction Analog I/O Jack (Typically Rear Line Output).
Multifunction Analog I/O Jack (Typically Rear Line Output).
Monaural Output to Telephony Subsystem Speakerphone.
Headphone Output, Left Channel.
Headphone Output, Right Channel.
Function
1
LI
LI
MIC, LI, LO
MIC, LI, LO
LI
LI
LI
MIC, LI
MIC, LI
MIC, LI, LO
MIC, LI, LO
MIC, LI, LO
MIC, LI, LO
LO
LO, HP
LO, HP
1
MIC—Microphone capable, includes programmable MIC_BIAS pins and integrated boost amplifier; LI—line level analog inputs; LO— line level analog outputs;
HP—headphone support, includes integrated headphone amplifier.
Table 18. Filter/Reference Pin Function Descriptions
Mnemonic
Pin No.
I/O
VREF_FILT
27
MIC_BIAS-B
28
MIC_BIAS-C
29
MIC_BIAS-F
30
MIC_BIAS-D
32
Description
Voltage Reference Filter.
Programmable Microphone Bias Output. Intended for connection to Port B.
Programmable Microphone Bias Output. Intended for connection to Port C.
Programmable Microphone Bias Output. Intended for connection to Port F.
Programmable Microphone Bias Output. Intended for connection to Port D.
O
O
O
O
O
Table 19. Power and Ground Pin Function Descriptions
Mnemonic
Pin No.
I/O
DV
SS
4, 7
I
DV
DD
1, 9
I
AV
SS
26, 42
I
AV
DD
25, 38
I
Description
Digital Supply Return (Ground).
Digital Supply Voltage (3.3 V).
Analog Supply Return (Ground).
Analog Supply Voltage (5.0 V).
AV
DD
supplies should be well filtered because supply noise degrades audio performance.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AD1981HDJSTZ | HD Audio SoundMAX Codec |
| AD1981HDJSTZ-REEL | HD Audio SoundMAX Codec |
| AD1983 | HD Audio SoundMAX Codec |
| AD1983JCPZ | HD Audio SoundMAX Codec |
| AD1983JCPZ-REEL | HD Audio SoundMAX Codec |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AD1981HDJSTZ | 制造商:Analog Devices 功能描述:Audio Codec 2ADC / 2DAC 20-Bit/24-Bit 48-Pin LQFP |
| AD1981HDJSTZ-REEL | 制造商:Analog Devices 功能描述:Audio Codec 2ADC / 2DAC 20-Bit/24-Bit 48-Pin LQFP T/R |
| AD1983 | 制造商:AD 制造商全稱:Analog Devices 功能描述:HD Audio SoundMAX Codec |
| AD1983JCPZ | 制造商:AD 制造商全稱:Analog Devices 功能描述:HD Audio SoundMAX Codec |
| AD1983JCPZ-REEL | 制造商:Rochester Electronics LLC 功能描述: 制造商:Analog Devices 功能描述: |
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