參數(shù)資料
型號(hào)： AD1981BLJSTZ-REEL2
廠商： Analog Devices, Inc.
元件分類： Codec
英文描述： AC ’97 SoundMAX㈢ Codec
中文描述： ㈢交流\u0026#39;97 SoundMAX編解碼器
文件頁數(shù)： 8/28頁
文件大?。?/td> 215K
代理商： AD1981BLJSTZ-REEL2
REV. 0
AD1981BL
–8–
PIN FUNCTION DESCRIPTIONS
Function
Pin No.
Mnemonic
I/O
DIGITAL I/O
2
3
5
6
XTL_IN
XTL_OUT
SDATA_OUT
BIT_CLK
I
O
I
O/I
Crystal Input (24.576 MHz) or External Clock Input.
Crystal Output.
AC-Link Serial Data Output, AD1981BL Data Input Stream.
AC-Link Bit Clock Output (12.288 MHz) or Bit Clock Input if Secondary Mode
Selected.
AC-Link Serial Data Input, AD1981BL Data Output Stream.
AC-Link Frame Sync.
AC-Link Reset, AD1981BL Master Hardware Reset.
S/PDIF Output.
8
10
11
48
SDATA_IN
SYNC
RESET
SPDIF
O
I
I
O
CHIP SELECTS (These pins can also be used to select an external clock. See Table IX.)
45
ID0
I
Chip Select Input 0 (Active Low). This pin can also be used as the chain input from
a secondary codec.
Chip Select Input 1 (Active Low).
46
ID1
I
JACK SENSE AND EAPD
17
16
47
JS0
JS1
EAPD
I
I
O
Jack Sense 0 Input.
Jack Sense 1 Input.
External Amp Power-Down Control.
ANALOG I/O
13
14
15
18
19
20
21
PHONE_IN
AUX_L
AUX_R
CD_L
CD_GND_REF
CD_ R
MIC1
I
I
I
I
I
I
I
Phone Input. Mono input from telephony subsystem speaker phone or handset.
Auxiliary Input Left Channel.
Auxiliary Input Right Channel.
CD Audio Left Channel.
CD Audio Analog Ground Reference for Differential CD Input.
CD Audio Right Channel.
Microphone 1 Input (Mono) or Left Channel when 2-Channel Mode
Selected (Stereo MIC).
Microphone 2 Input (Mono) or Right Channel when 2-Channel Mode
Selected (Stereo MIC).
Line In Left Channel.
Line In Right Channel.
Line Out (Front) Left Channel.
Line Out (Front) Right Channel.
Monaural Output to Telephony Subsystem Speakerphone.
Headphone Left Channel Output.
Headphone Right Channel Output.
22
MIC2
I
23
24
35
36
37
39
41
LINE_IN_L
LINE_IN_R
LINE_OUT_L
LINE_OUT_R
MONO_OUT
HP_OUT_L
HP_OUT_R
I
I
O
O
O
O
O
FILTER/REFERENCE (These signals are connected to resistors, capacitors, or specific voltages.)
27
28
29
30
31
32
V
REF
V
REFOUT
AFILT1
AFILT2
AFILT3
AFILT4
O
O
O
O
O
O
Voltage Reference Filter.
Voltage Reference Output 5 mA Drive (Intended for MIC Bias and Power Amp Bias).
Antialiasing Filter Capacitor—ADC Right Channel.
Antialiasing Filter Capacitor—ADC Left Channel.
Antialiasing Filter Capacitor—Mixer ADC Right Channel.
Antialiasing Filter Capacitor—Mixer ADC Left Channel.
POWER AND GROUND SIGNALS
1
4
7
9
25
26
38
40
43
44
34
33
DV
DD
1
DV
SS
1
DV
SS
2
DV
DD
2
AV
DD
1
AV
SS
1
AV
DD
2
AV
SS
2
AV
DD
3
AV
SS
3
AV
DD
4
AV
SS
4
I
I
I
I
I
I
I
I
I
I
I
I
Digital V
DD
3.3 V.
Digital GND.
Digital GND.
Digital V
DD
3.3 V.
Analog V
5.0 V.
Analog GND.
Analog V
DD
5.0 V.
Analog GND.
Analog V
5.0 V.
Analog GND.
Analog V
5.0 V.
Analog GND.
NO CONNECTS
12
42
NC
NC
No Connect.
No Connect.
相關(guān)PDF資料
PDF描述
AD1981HD HD Audio SoundMAX Codec
AD1981HDJSTZ HD Audio SoundMAX Codec
AD1981HDJSTZ-REEL HD Audio SoundMAX Codec
AD1983 HD Audio SoundMAX Codec
AD1983JCPZ HD Audio SoundMAX Codec
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AD1981BWBSTZ 制造商:Analog Devices 功能描述:
AD1981BWBSTZ-REEL 制造商:Analog Devices 功能描述:ANAAD1981BWBSTZ-REEL AC'97 SOUNDMAX CODE
AD1981HD 制造商:AD 制造商全稱:Analog Devices 功能描述:HD Audio SoundMAX Codec
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
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