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Schematic Diagrams
Audio Codec ALC269 VC2
D
PD# Control
AZ_RST# For 3.3V HDA
Link De-pop
FOR LAYOUT
Sheet 39 of 60
40
KBC_MUTE#
Audio Codec
ALC269 VC2
C
HDA_RST# For 1.5V
HDA Link De-pop
27
27
27
27
27
PC BEEP
40
27
B
A
Speaker wire length less than 8000mils , It don't need LC Filter.
SPKOUTR+,R-,L+,L- Trace width
Speaker 4 ohm------> 30mils, Via hole----->C40D20.
Speaker 8 ohm------> 20mils, Via hole----->C40D20.
B - 40 Audio Codec ALC269 VC2
5
4
PCB Footprint
AUDIO CODEC
ALC269 VC2
EMI Require
For 3.3V HDA Link.
R265
*0402_short-p
R258
*0402_short-p
R257
*0402_short-p
3.3VS_AUD
C712
0.1u_10V_X7R_04
C473
C836
0.1u_10V_X5R_04
10u_6.3V_X5R_06
3.3VS
L26
3.3VS_AUD
HCB1005KF-121T20
PIN9
AUDG
1
2
D02_01/31_H
C729
C472
*0.1u_10V_X7R_04
10u_6.3V_X5R_06
PIN1
D02_02/26_A
6-06-00543-020
D46
BAT54AS3
AZ_RST#_R
2
CODEC_PD#
3
1
T140
38
MIC_DATA
38
MIC_CLK
Closed to SB.
NE
R490
33_04
HDA_SDOUT
C720
22p_50V_NPO_04
R485
33_04
HDA_BITCLK
R484
33_04
HDA_SDIN0
R483
33_04
HDA_SYNC
R491
33_04
HDA_RST#
C718
D47
D02
11/8
BAT54CS3
0.1u_10V_X7R_04
1
A
KBC_BEEP
BEEP_C
C
3
BEEP
R487
6.49K_1%_04
2
A
PCH_SPKR
FOR VOLUMN
R486
C719
ADJUST
6-06-00543-021
4.7K_04
100p_50V_NPO_04
3.3VS_AUD
5VS
20ms
AZ_RST#
PD#
5
4
3
ALC26 9 VC2-QFN48-6 X 6M
L13
PVDD1_2
5VS
HCB1005KF-121T20
D02_01/31_H
1
2
DVDD_IO
C490
C475
10u_6.3V_X5R_06
0.1u_10V_X5R_04
C457
PIN39
PIN39
0.1u_10V_X5R_04
PIN9
C476
C491
5VS_AUD
10u_6.3V_X5R_06
0.1u_10V_X5R_04
C474
PIN46
PIN46
0.1u_10V_X5R_04
C709
C708
C724
PIN1
0.1u_10V_X7R_04
10u_6.3V_X5R_06
0.1u_10V_X7R_04
PIN38
PIN25
PIN25
AUDG
D02_01/31_H
AUDG
AUDG
U40
Close to Codec
SENSE_A
4
13
R480
PD#
Sense A
LINE2_L
14
R479
LINE2-L
LINE2_R
SPKOUTL+
40
15
SPK-L+
LINE2-R
SPKOUTL-
41
SPK-L-
16
MIC2-L
44
17
SPKOUTR-
SPK-R-
MIC2-R
45
SPKOUTR+
SPK-R+
SENSE_B
18
Close to Codec
Sense-B
EAPD
47
EAPD/COMBO
48
19
JDREF
R478
SPDIFO
JDREF
MONO_OUT
20
MIC_DATA
MONO-OUT
2
MIC_CLK
MIC1_L_C
GPIO0-DMIC-DAT
3
21
C711
GPIO1-DMIC-CLK
MIC1-L
MIC1_R_C
22
C710
MIC1-R
T N A M E
DIGITAL
ANALOG
LINE1_L
23
AZ_SDOUT_R
LINE1-L
LINE1_R
5
24
C715
SDATA-OUT
LINE1-R
AZ_BITCLK_R
CODEC_VREF
6
27
C716
BIT-CLK
VREF
AZ_SDIN0_R
LDO_CAP
8
28
C714
SDATA-IN
LDO_CAP
MIC1_VREFO_R
30
AZ_SYNC_R
MIC2_VREFO
MIC1-VREFO-R
10
29
SYNC
MIC2-VREFO
AZ_RST#_R
11
32
HEADPHONE-L
RESET#
HP-OUT-L
HEADPHONE-L
33
HEADPHONE-R
HEADPHONE-R
BEEP_R
HP-OUT-R
12
CODEC_CBN
PCBEEP
35
C722
CBN
CODEC_CBP
36
CBP
34
OPVEE
C717
C721
*100p_50V_NPO_04
ALC269Q-VC2-GR
2.2u_6.3V_X5R_04
AUDG
MIC1_VREFO_L
Thermal Pad place 9
AUDG
Via hole.
Thermal Pad Via Hole Max
8,9,20,21,22,23,24,26,27,28,29,32,34,36,37,38,40,41,42,47,51,52,53
3
2
1
Layout note:
GND and AUDG space is
60mils ~ 100mils
ANALOG
DIGITAL
L25
5VS
HCB1005KF-121T20
6-19-31001-247
1
2
C723
C489
D23
10u_6.3V_X5R_06
PIN38
AUDG
MIC_SENSE
20K_1%_04
MIC_SENSE
37
HP_SENSE
39.2K_1%_04
HP_SENSE
37
MIC1_VREFO_R
R481
2.2K_04
MIC1_VREFO_L
20K_1%_04
R482
2.2K_04
AUDG
MIC1_L_M
MIC1_L
4.7u_6.3V_X5R_06
R477
1K_04
MIC1_R_M
MIC1_R
4.7u_6.3V_X5R_06
R476
1K_04
0.1u_10V_X7R_04
1u_6.3V_X5R_04
*100p_50V_NPO_04
9/13 Common Design
C707
10u_6.3V_X5R_06
37
37
AUDG
2.2u_6.3V_X5R_04
SPKOUTL+_L
SPKOUTL+
L30
.
0_06
C736
*180p_50V_NPO_04
SPKOUTL-_L
SPKOUTL-
L27
.
0_06
6-20-43130-102
C730
*180p_50V_NPO_04
SPKOUTR+_R
.
SPKOUTR+
L28
HCB1608KF-800T30
C734
180p_50V_NPO_04
SPKOUTR-_R
SPKOUTR-
L29
.
HCB1608KF-800T30
C735
EMI
180p_50V_NPO_04
D02_11/30_H
9,20,21,23,37,38,40,41,42,51
5VS
2,17,22,33,35,42,43,45,47,48
3.3V
Title
Title
Title
3.3VS
[39]AUDIO CODEC ALC269 VC2
[39]AUDIO CODEC ALC269 VC2
[39]AUDIO CODEC ALC269 VC2
Size
Size
Size
Document
Document
Document
Number
Number
Number
6-71-N85J0-D01
6-71-N85J0-D01
6-71-N85J0-D01
A3
A3
A3
SCHEMATIC1
SCHEMATIC1
SCHEMATIC1
Date :
Date :
Date :
Friday, March 02, 2018
Friday, March 02, 2018
Friday, March 02, 2018
Sheet
Sheet
Sheet
2
1
D
C
MIC1_L_M
37
MIC1_R_M
37
J_SPK1
2
1
B
85204-0200N
2
NC1
1
NC2
J_SPKL1
85204-0200N
2
NC1
1
NC2
J_SPKR1
A
R e v
R e v
R e v
D02B
D02B
D02B
39
39
39
o f
o f
o f
63
63
63
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