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Schematic Diagrams
Audio Codec ALC269 VC2
D
PD# Control
AZ_RST# For 3.3V HDA
Link De-pop
Sheet 41 of 72
FOR LAYOUT
Audio Codec
42
KBC_MUTE#
ALC269 VC2
C
HDA_RST# For 1.5V
HDA Link De-pop
27
27
27
27
27
PC BEEP
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 - 42 Audio Codec ALC269 VC2
5
4
PCB Footprint
AUDIO CODEC
ALC269 VC2
EMI Require
D02
For 3.3V HDA Link.
R373
*20mil short-p
R395
*20mil short-p
R409
*20mil short-p
3.3VS_AUD
C775
0.1u_16V_Y5V_04
C544
C506
0.1u_16V_Y5V_04
10u_6.3V_X5R_06
3.3VS
L49
3.3VS_AUD
HCB1005KF-121T20
PIN9
1
2
AUDG
C803
C543
0.1u_16V_Y5V_04
10u_6.3V_X5R_06
PIN1
6-06-00543-020
D27
BAT54AS3
AZ_RST#_R
2
CODEC_PD#
3
1
T142
40
MIC_DATA
40
MIC_CLK
Closed to SB.
NE
R685
22_04
HDA_SDOUT
C804
22p_50V_NPO_04
R686
22_04
HDA_BITCLK
R687
22_04
HDA_SDIN0
R688
22_04
HDA_SYNC
R408
22_04
HDA_RST#
C806
D51
D02
11/8
BAT54CS3
0.1u_10V_X7R_04
1
A
42
KBC_BEEP
BEEP_C
3
C
BEEP
R689
6.49K_1%_04
2
A
PCH_SPKR
FOR VOLUMN
R690
C805
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
L48
PVDD1_2
5VS
HCB1005KF-121T20
1
2
DVDD_IO
C520
C519
10u_6.3V_X5R_06
0.1u_16V_Y5V_04
C545
PIN39
PIN39
0.1u_16V_Y5V_04
PIN9
C521
C532
5VS_AUD
10u_6.3V_X5R_06
0.1u_16V_Y5V_04
C533
PIN46
PIN46
0.1u_16V_Y5V_04
C794
C793
C791
PIN1
0.1u_16V_Y5V_04
10u_6.3V_X5R_06
0.1u_16V_Y5V_04
PIN38
PIN25
PIN25
AUDG
AUDG
AUDG
U49
Close to Codec
SENSE_A
4
13
R680
PD#
Sense A
LINE2_L
14
R679
LINE2-L
LINE2_R
SPKOUTL+
40
15
SPK-L+
LINE2-R
41
SPKOUTL-
SPK-L-
16
MIC2-L
SPKOUTR-
44
17
SPK-R-
MIC2-R
SPKOUTR+
45
SPK-R+
SENSE_B
18
Sense-B
Close to Codec
47
EAPD
EAPD/COMBO
48
19
JDREF
R678
MONO_OUT
SPDIFO
JDREF
20
MIC_DATA
MONO-OUT
2
MIC_CLK
GPIO0-DMIC-DAT
MIC1_L_C
3
21
C796
GPIO1-DMIC-CLK
MIC1-L
MIC1_R_C
22
C795
MIC1-R
T N A M E
DIGITAL
ANALOG
LINE1_L
23
AZ_SDOUT_R
LINE1-L
LINE1_R
5
24
C774
SDATA-OUT
LINE1-R
AZ_BITCLK_R
CODEC_VREF
6
27
C772
BIT-CLK
VREF
AZ_SDIN0_R
LDO_CAP
8
28
C773
SDATA-IN
LDO_CAP
MIC1_VREFO_R
30
AZ_SYNC_R
MIC1-VREFO-R
MIC2_VREFO
10
29
SYNC
MIC2-VREFO
AZ_RST#_R
11
32
HEADPHONE-L
RESET#
HP-OUT-L
HEADPHONE-L
33
HEADPHONE-R
BEEP_R
HP-OUT-R
HEADPHONE-R
12
PCBEEP
CODEC_CBN
35
C769
CBN
CODEC_CBP
36
CBP
34
OPVEE
C800
C770
*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
2,17,22,33,34,35,36,37,44,45,47,56
8,9,17,18,20,21,22,23,24,26,27,28,29,30,32,34,35,38,39,40,42,43,44,49,53,54,55,56
3
2
1
Layout note:
GND and AUDG space is
60mils ~ 100mils
ANALOG
DIGITAL
L47
5VS
HCB1005KF-121T20
6-19-31001-247
1
2
C792
C799
D50
10u_6.3V_X5R_06
PIN38
AUDG
MIC_SENSE
20K_1%_04
MIC_SENSE 39
HP_SENSE
39.2K_1%_04
HP_SENSE 39
MIC1_VREFO_R
R352
2.2K_04
MIC1_VREFO_L
20K_1%_04
R351
2.2K_04
AUDG
MIC1_L_M
MIC1_L
4.7u_6.3V_X5R_06
R681
1K_04
MIC1_R_M
MIC1_R
4.7u_6.3V_X5R_06
R682
1K_04
0.1u_16V_Y5V_04
1u_6.3V_X5R_04
100p_50V_NPO_04
C771
10u_6.3V_X5R_06
39
39
AUDG
2.2u_6.3V_X5R_04
6-19-31001-274
SPKOUTL+_L
SPKOUTL+
R703
0_04
C828
C829
180p_50V_NPO_04
*1u_6.3V_X5R_04
SPKOUTL-_L
SPKOUTL-
R702
0_04
6-20-43130-102
6-19-31001-274
C827
180p_50V_NPO_04
Gary_SPK-R move to MB
SPKOUTR+_R
SPKOUTR+
R697
0_04
C824
C825
180p_50V_NPO_04
*1u_6.3V_X5R_04
SPKOUTR-_R
SPKOUTR-
R698
0_04
C826
180p_50V_NPO_04
9,20,21,23,39,42,43,44,53,54
5VS
3.3V
3.3VS
Title
Title
Title
[41]AUDIO CODEC ALC269 VC2
[41]AUDIO CODEC ALC269 VC2
[41]AUDIO CODEC ALC269 VC2
Size
Size
Size
Document
Document
Document
Number
Number
Number
6-71-N85H0-D01
6-71-N85H0-D01
6-71-N85H0-D01
A3
A3
A3
SCHEMATIC1
SCHEMATIC1
SCHEMATIC1
Date :
Date :
Date :
Tuesday, November 08, 2016
Tuesday, November 08, 2016
Tuesday, November 08, 2016
Sheet
Sheet
Sheet
2
1
D
C
MIC1_L_M 39
MIC1_R_M 39
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
D01
D01
D01
41
41
41
o f
o f
o f
63
63
63
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