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Audio Codec
5
Codec ALC1220
For 3.3V HDA Link.
R422
*20mil short-p
3.3VS_AUD
C803
C844
D
10u_6.3V_X5R_06
0.1u_6.3V_X5R_02
Codec ALC1220
Codec ALC1220
33p
C830
47p_25V_NPO_02
C829
47p_25V_NPO_02
BEAD
Codec ALC1220
L18
2
1
Codec ALC1220
56
MIC_CLK
L19
2
1
56
MIC_DATA
Codec ALC1220
Codec ALC1220
38,45
EAPD_MODE
POST I2S
45
P_I2S_DOUT1
45
P_I2S_SCLK
C843
*22p_50V_NPO_04
45
P_I2S_LRCK
C824
*22p_50V_NPO_04
Codec ALC1220
38
HDA_SDOUT
Codec ALC1220
38
HDA_BITCLK
R490
22_04
38
HDA_SDIN0
38
HDA_SYNC
Codec ALC1220
38,45
HDA_RST#
NEAR PCH
AMP IC
EC/SMB
C857
0.1u_6.3V_X5R_02
HIGH 3.3V
C858
10u_6.3V_X5R_06
D01A CHANGE CRB
Codec ALC1220
Codec ALC1220
C
Codec ALC1220
R495
3.3VS_AUD
Codec ALC1220
Codec ALC1220
R540
3.3VS_AUD
Codec ALC1220
R541
57
FRONT-JD
Codec ALC1220
R539
3.3VS_AUD
Codec ALC1220
R538
57
MIC1-JD
R537
3.3VS_AUD
MIC2-VREFO
R533
Codec ALC1220
2.2K_04
R536
3.3VS_AUD
MIC2
R532
1K_04
C907
57
MIC2
C906
Codec ALC1220
R531
AUDG
0512 for BOM+common
Codec ALC1220
*22K_04
MIC1_L_M
R575
1K_04
57
MIC1_L_M
MIC1_R_M
R576
1K_04
57
MIC1_R_M
Codec ALC1220
PC BEEP
D14
BAT54CW H
Codec ALC1220
1
A
49
KBC_BEEP
C
3
BEEP
R488
47K_04
2
A
R489
4.7K_04
39
PCH_SPKR
C841
*0.1u_6.3V_X5R_02
noise
Codec ALC1220
Codec ALC1220
Codec ALC1220
Codec ALC1220
3.3VS
B
Layout Note:
Very close to CODEC
EAPD_MODE
MIC1-VREFO-R
MIC1-VREFO-L
49
EC_AMP_EN
R534
R535
2.2K_04
2.2K_04
MIC1_R_M
MIC1_L_M
C888
C901
*680p_50V_X7R_04
*680p_50V_X7R_04
AUDG
AUDG
Codec ALC1220
Codec ALC1220
Codec ALC1220
Codec ALC1220
EAPD_MODE
P_I2S_DOUT1
P_I2S_SCLK
P_I2S_LRCK
A
C825
C826
C827
22p_25V_NPO_02
22p_25V_NPO_02
22p_25V_NPO_02
Codec ALC1220
Codec ALC1220
Codec ALC1220
5
4
3
DVDD_IO
5VS_AUD
3.3VS
3.3VS_AUD
6-19-31001-247
40mil
L17
HCB1005KF-121T20
Codec ALC1220
C887
C831
C845
0.1u_6.3V_X5R_02
10u_6.3V_X5R_06
0.1u_6.3V_X5R_02
Codec ALC1220
Codec ALC1220
10 Ohm,NEW PART
U23
AUDG
HCB1005KF-121T20
3
DMIC_CLK/GPIO1
HCB1005KF-121T20
2
DMIC_DAT/GPIO0
R494
33_04
4
P_I2S_DIN/GPIO6/EAPD
VREF
R493
33_04
5
I2S
P_I2S_DOUT1
R492
33_04
6
Codec ALC1220
P_I2S_SCLK
LDO1_CAP
Codec ALC1220
7
P_I2S_MCLK/I2S_OUT2
R491
Codec ALC1220
33_04
8
P_I2S_LRCK
MIC1_VREFO_L
MIC1_VREFO_R
14
Codec ALC1220
SDO/I2S_IN
port A
11
BCLK/I2S_SCLK
SURR-OUT-L
MHDA
13
SDI/I2S_OUT
SURR-OUT-R
12
SYNC/I2S_LRCK
10
RSTB/I2S_MCLK
MIC2_VREFO
LINE2_VREFO
BEEP_R
15
PCBEEP
port D
53
57
SPDIFO
SPDIFO
FRONT-OUT-L
52
LDO3_CAP
FRONT-OUT-R
ALC1220_SDA
54
I2C_SDA
ALC1220_SCL
55
I2C
port E
I2C_SCL
LINE2_L
100K_1%_04
56
HD_I2C SEL
LINE2_R
port G
100K_1%_04
CENTER
48
200K_1%_04
JD1
JD1
LFE
100K_1%_04
port H
200K_1%_04
JD2
49
JD2
SIDESURR-L
SIDESURR-R
100K_1%_04
JD3
50
JD3
LDO2_CAP
100K_1%_04
JD4
51
JD4
LDO2_VRP
port F
Codec ALC1220
4.7u_6.3V_X5R_04
MIC2_L_C
35
MIC2-L
MIC2_R_C
4.7u_6.3V_X5R_04
34
MIC2-R
LINE1-L
Codec ALC1220
LINE1-R
C904
4.7u_6.3V_X5R_04
MIC1_L_C
31
port B
port C
Codec ALC1220
MIC1-L
C905
4.7u_6.3V_X5R_04
MIC1_R_C
30
MIC1-R
Codec ALC1220
Codec ALC1220
ALC1220
CPVDD
Codec ALC1220
BEEP_C
C842
0.1u_6.3V_X5R_02
BEEP_R
Codec ALC1220
C910
100p~0.1u
AUDG
C865
C912
0.1u_6.3V_X5R_02
2.2u_6.3V_X5R_04
3.3VS
R278
10K_04
Codec ALC1220
AUDG
Codec ALC1220
U11
AUDG
Codec ALC1220
74AHC1G08GW
Codec ALC1220
R230
*0_04
1
Codec ALC1220
4
HP_AMP_EN
57
2
Codec ALC1220
*0_04
R229
Codec ALC1220
JP1
*20mil short-p
JP2
*20mil short-p
AUDG
C828
22p_25V_NPO_02
Codec ALC1220
4
3
2
: pcs
Spilt by DGND
Digital
Analog
L20
5VS
40mil
HCB1005KF-121T20
C885
Codec ALC1220
D16
10u_6.3V_X5R_06
NEW PARTS
*ZD5232BS2
Codec ALC1220
Codec ALC1220
AUDG
Codec ALC1220
C903
0.1u_6.3V_X5R_02
ALC1220_VREF
28
C902
10u_6.3V_X5R_06
AUDG
Codec ALC1220
27
LDO1_CAP
C886
10u_6.3V_X5R_06
Codec ALC1220
AUDG
18
MIC1-VREFO-L
Codec ALC1220
19
MIC1-VREFO-R
25
24
17
MIC2-VREFO
16
46
HEADPHONE-L
57
45
HEADPHONE-R
57
23
22
21
20
33
32
C909
0.1u_6.3V_X5R_02
39
LDO2_CAP
C908
10u_6.3V_X5R_06
Codec ALC1220
AUDG
Codec ALC1220
38
LDO2_VRP
C913
EEFSR0D221R4
Codec ALC1220
AUDG
220u_2V_SMD-V
37
DIP cap. is required for higher SNR/THD+N performance.
36
+3.3V_Dual or Stanby Power requires to have
at least 150mA current budget.
3.3VS
L30
C911
HCB1005KF-121T20
C1321
Codec ALC1220
10u_6.3V_X5R_06
0.1u_6.3V_X5R_02
Codec ALC1220
AUDG
Codec ALC1220
C868
0.1u_25V_X5R_04
C866
0.1u_25V_X5R_04
C867
0.1u_25V_X5R_04
Codec ALC1220
C856
0.1u_25V_X5R_04
Codec ALC1220
Codec ALC1220
Codec ALC1220
AUDG
Title
Title
Title
[44] Codec ALC1220
[44] Codec ALC1220
[44] Codec ALC1220
Size
Size
Size
Document Number
Document Number
Document Number
A3
A3
A3
PC50HS-D02
PC50HS-D02
PC50HS-D02
Date:
Date:
Date:
Friday, May 14, 2021
Friday, May 14, 2021
Friday, May 14, 2021
2
Schematic Diagrams
1
D
Sheet 44 of 79
C
Audio Codec
B
A
Rev
Rev
Rev
6-71-PC5H0-D02
6-71-PC5H0-D02
6-71-PC5H0-D02
D02
D02
D02
Sheet
Sheet
Sheet
44
44
44
of
of
of
79
79
79
1
Audio Codec B - 45
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