參數(shù)資料
型號: AD1881AJST
廠商: ANALOG DEVICES INC
元件分類: 消費家電
英文描述: AC’97 SoundMAX Codec
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝: PLASTIC, LQFP-48
文件頁數(shù): 21/26頁
文件大?。?/td> 261K
代理商: AD1881AJST
AD1881A
–21–
REV. 0
APPLICATIONS CIRCUITS
The AD1881A has been designed to require a minimum amount of external circuitry. The recommended applications circuits are
shown in Figure 9. Reference designs for the AD1881A are available and may be obtained by contacting your local Analog Devices’
sales representative or authorized distributor.
RESET
SDATA_OUT
SDATA_IN
SYNC
BIT_CLK
CS0
CS1
EAPD
MODE
DIGITAL
CONTROLLER
10 F
100nF
+5AV
DD
AV
DD2
AV
SS2
AV
DD1
PC_BEEP
AV
SS1
DV
SS1
DV
DD1
DV
SS2
DV
DD2
AFILT1
AFILT2
FILT_L
PHONE_IN
MONO_OUT
LINE_OUT_R
LINE_OUT_L
47k
47k
47k
1 F
24.576MHz
22pF
NP0
22pF
NP0
10 F
TANT
100nF
47nF
2.25V
DC
100nF
1 F
270pF
NP0
270pF
NP0
FILT_R CX3D
RX3D
33
V
REFOUT
28
V
REF
27
XTL_IN
XTL_OUT
600Z
ANALOG GROUND
DIGITAL GROUND
AD1881A
LINE_IN_R
LINE_IN_L
MIC1
MIC2
CD_R
CD_L
CD_GND
VIDEO_L
VIDEO_R
AUX_L
AUX_R
0.33 F
0.33 F
0.33 F
0.33 F
0.33 F
0.33 F
0.33 F
7
36
34
10k
47
48
1k
100nF
100nF
0.33 F
0.33 F
0.33 F
0.33 F
0.33 F
0.33 F
47pF
47
100nF
100nF
100nF
+3.3DV
DD
10 F
39
41
47k
1 F
47k
1 F
LNLVL_OUT_L
LNLVL_OUT_R
1 F
1 F
EAPD
NOTE: FOR OPTIMAL PERFORMANCE USE A REGULATED ANALOG POWER SUPPLY.
Figure 9. Recommended One Codec Application Circuit
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