Schematics

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
JACK_DET#
Audio Codec
1/4 Rev.C1 from
0402 change to
0201
@256
@233
@256
@233
2019/01/21 Add For AMD FT4
place close to audio codec
Close to Pin26
Analog
(Include Thermal pad)
QFN48 (6x6)
Digital
Analog
Digital
Close to Pin12Close to Pin1
Close to Pin9
@233
1/4 Rev.C1 from
0402 change to
0201
Near AVDD1 and AVDD2 power source input
Tied at one point only
under Codec or near the
Codec
@233
@256
Speaker 4 ohm: 40mils
Speaker 8 ohm: 20mils
Default
750mA
1050mA
Status
Normal
Insert Low
High
Microphone+HeadphoneJack
SpeakerConnector
Digital GND
Analog GND
ALC233-VB2
ALC256
V
AUDR38
V
AUDR39
V
AUDC42AUDC18
VV
AUDR19
V
AUDR37AUDR7
V
Follow SoC Interface Power
@256
AUDC13
V
MUTE
SpeakerAMP/CodecDAC&ADCPower
AudioGnd
AUD_LINK_BCLK_A 9
AUD_LINK_SYNC_A 9
SPKR_SOC 9
AUD_LINK_SDI0_A 9
AUD_LINK_RST_N_A 9
AUD_LINK_SDO_A 9
BTL_BEEP 21
DMIC_DATA11
DMIC_SCL11
+5V_AUD_EN 21
MUTE_AMP# 21
+3.3V_AUD
+V5P0S
CPVDD
AUD_GND
+5V_AUD
AUD_GND
AUD_GND
AUD_GND
+5V_AUD1
+V1P8S
AUD_GND
+5V_AUD1
+3.3V_AUD
+V1P8S
+V3P3S
AUD_GND
+3.3V_AUD
AUD_GND
AUD_GND
AUD_GND
AUD_GND AUD_GNDAUD_GND
AUD_GND
+V5P0S
+5V_AUD1
+5V_AUD
AUD_GND
AUD_GND
CPVDD
+V3P3S
+V1P8S
+V3P3S
+V3P3S
AUD_GND
AUD_GND
AUD_GND
AUD_GND
+V3P3S
AUD_GND
Title
Size Document Number Rev
Date: Sheet
of
AUDIO CODEC(ALC233/256)
C
NU50
Elitegroup Computer Systems
TEL:[phone] Fax :[phone]
No. 239, Sec. 2, Ti Ding Blvd ., Taipei , Taiwan 11493 (R.O.C.)
Custom
16 27Friday, August 14, 2020
Title
Size Document Number Rev
Date: Sheet of
AUDIO CODEC(ALC233/256)
C
NU50
Elitegroup Computer Systems
TEL:[phone] Fax :[phone]
No. 239, Sec. 2, Ti Ding Blvd ., Taipei , Taiwan 11493 (R.O.C.)
Custom
16 27Friday, August 14, 2020
Title
Size Document Number Rev
Date: Sheet of
AUDIO CODEC(ALC233/256)
C
NU50
Elitegroup Computer Systems
TEL:[phone] Fax :[phone]
No. 239, Sec. 2, Ti Ding Blvd ., Taipei , Taiwan 11493 (R.O.C.)
Custom
16 27Friday, August 14, 2020
C92
@.1U-10-02R-K
2 1
C1634 @33P-50-02N-J
2 1
R384
@0-04
L31
0-06
1 2
C1635 @2.2U-6.3-04R
2 1
C253
10U-6.3-04R
C93 22P-50-02N-J
2 1
C226
1U-6.3-04R-K
C73 10U-6.3-04R
TP136
L32 BD-FCM1005KF-121T06
1 2
R116 33-1-04
JP2 CLOSE
12
C257 2.2U-6.3-04R
21
C254
.1U-10-02R-K
R129 162-1-04
1 2
TP134
AUDC13 10U-6.3-04R
L21 BD-FCM1005KF-121T06
1 2
R329
0-04
12
C234 2200P-50-04X-K
C259
22P-50-02N-J
TP135
R97
1K-1-04
1 2
C77 22P-50-02N-J
2 1
C1632 4.7U-6.3-04R
R127
2.2K-1-04
1 2
R1749 22K-1-04
R380 33-1-04
R385
100K-1-04
TP137
C256 2.2U-6.3-04R
2 1
R137
0-06
1 2
R961 @1K-1-20
12
D11
SCH-BAT54C-PAN
3
2
1
R112
10K-1-04
L33 BD-FCM1005KF-121T06
1 2
JP4 CLOSE
12
C1628 10U-6.3-04R
D24 AZ5725-01F
1 2
CN16
CON-WTB-88266-04001-06
CON_WB-4H125_88266-04001-06_ACS
1
2
3
4
5
6
C69
10U-6.3V-06R
AUDC18
@.1U-10-02R-K
L13 0-04
1 2
C255
10U-6.3-04R
R117
2.2K-1-04
1 2
R962 @1K-1-20
12
D149 AZ5725-01F
1 2
L20
BD-HCB1608KF-600T30
Q51
FET-2N7002DW
S2
1
G2
2
S1
4
G1
5
D2
6
D1
3
R388 200K-1-04
C252
.1U-10-02R-K
C78 @22P-50-02N-J
C70 10U-6.3-04R
C81 22P-50-02N-J
2 1
R1715
0-04
C115 680P-50-04X-K1
2 1
C258
@.1U-10-02R-K
2 1
R114
0-04
R324
100K-1-04
12
AUDR19 @33-1-04
C82 @22P-50-02N-J
D150 AZ5725-01F
1 2
R140
0-06
1 2
L24
0-06
1 2
R383 @22-1-20
12
R963 @1K-1-20
12
AUDR7 @0-20
1 2
D
G
S
Q6
FET-SM1202NSASCTRG
C98 @22P-50-02N-J
C261
10U-6.3-04R
C1636 @.1U-10-02R-K
21
AUDR38 @BD-HCB1005KF-121T15
1 2
C117 680P-50-04X-K1
2 1
AUDC42 .1U-10-02R-K
CN12
con_audio_2sj3108-008111f_sin
con_audio_aar29-06z125_ht
1
2
3
4
5
6
MS
R322 10K-1-04
C75 .1U-10-02R-K
C1626
10U-6.3-04R
D151 AZ5725-01F
1 2
AUDR37 0-20
1 2
R132
0-04
1 2
C80 2.2U-6.3-04R
2 1
C1631 @22P-50-02N-J
C1633 @33P-50-02N-J
2 1
R139
0-06
1 2
R381
0-20
1 2
C260
.1U-10-02R-K
C114 680P-50-04X-K1
2 1
R387 100K-1-04
R96
10K-1-04
1 2
AUDR39 BD-HCB1005KF-121T15
1 2
D
G
S
Q23
FET-SM1202NSASCTRG
R960 @1K-1-20
12
G
S D
Q4
FET-WPM2026-3/TR
R120 33-1-04
C116 680P-50-04X-K1
2 1
R362
22K-1-04
R138
0-06
1 2
R972 BD-FCM1005KF-301T03-HF
1 2
U12
ALC256-CG
DVDD
1
GPIO0/DMIC-DATA
2
GPIO1/DMIC-CLK
3
DVSS
4
SDATA-OUT
5
BIT-CLK
6
LDO3-CAP
7
SDATA-IN
8
DVDD-IO
9
SYNC
10
RESET#
11
PCBEEP
12
Sense A
13
Sense B
14
JDREF
15
MONO-OUT
16
RING2/MIC2-L
17
SLEEVE/MIC2-R
18
MIC-CAP/MIC1-L
19
CPVREF/MIC1-R
20
LINE1-R
21
LINE1-L
22
LINE2-R
23
LINE2-L
24
AVSS1
25
AVDD1
26
LDO1-CAP
27
VREF
28
MIC2-VREFO
29
LINE1/MIC1-VREFO-R
30
LINE1/MIC1-VREFO-L
31
HP-OUT-L
32
HP-OUT-R
33
CPVEE
34
CBN
35
CPVDD
36
CBP
37
AVSS2
38
LDO2-CAP
39
AVDD2
40
PVDD1
41
SPK-L+
42
SPK-L-
43
SPK-R-
44
SPK-R+
45
PVDD2
46
PDB
47
SPDIFO/GPIO2
48
PADGND
49
R109
10K-1-04
C1629
.1U-10-02R-K
C79 10U-6.3-04R
R126 @1K-1-04
R382 162-1-04
1 2
R128 @22-1-20
12
JP3 CLOSE
12
L19 BD-FCM1005KF-121T06
1 2
R973 BD-FCM1005KF-301T03-HF
1 2
R121 33-1-04
C76 10U-6.3-04R
R949 @1K-1-20
12
C1630 @1000P-50-04X-K
C91 4.7U-6.3-04R
C249
10U-6.3-04R
SPKR_RN
SPKR_RP
SPKR_LN
SPKR_LP
CPVREF
ABEEP_C_RPCBEEP_256
AUD_MIC_CAP
HDA_SDI
BTL_BEEP_D
SPKR_SOC_D
AUD_LINK_RST_N_A
HDA_BCLK
HDA_SYNC
COMBO-GPI
HDA_SDO
AUD_CPVEE AUD_CBN
AUD_Sense_A
AUD_VREF AUD_LDO1_CAP
PCBEEP_233
HP-OUT-R
HP-OUT-L
ABEEP_C_R
MIC2-R
MIC2-L
RESET#_233
AU_DMIC_DATA
AU_DMIC_SCL
DVDD_IO_233
MUTE#
AVDD2
AUD_LDO2_CAP
AUD_AVSS2
AUD_LDO3_CAP
JACK_DET#_R
AUD_CBP
EXT_MIC_IN
JACK_DET#_FB
HP_OUT_R_FB
HP_OUT_L_FB
HP_OUT_R_FB_0
JACK_DET#_R
EXT_MIC_IN_R
AU_DMIC_SCL
AU_DMIC_DATA
MIC2-R
MIC2_VREFO
AUD_LINK_RST_N_A_D
AUD_LINK_RST_N_A
MUTE_AMP#_LVL
EXT_MIC_IN_R
MUTE#
HP_OUT_R_FB
HP_OUT_L_FB
EXT_MIC_IN
JACK_DET#_FB
HP-OUT-R_RC
HP-OUT-R
HP-OUT-L_RC
HP-OUT-L
HP_OUT_L_FB_0
MIC2-R_L
MIC2-L
SPKR_RP_FB
SPKR_RN_FBSPKR_RN
SPKR_RP
PVDD_ON_3
PVDD_ON_2
PVDD_ON_1
+V5P0S_AUD
MIC2_VREFO
COMBO-GPI
AUD_GND_0
AUD_GND_1
SPKR_LN_FB
SPKR_LP_FB
SPKR_LN
SPKR_LP
SPKR_LN_FB
SPKR_RN_FB
SPKR_RP_FB
SPKR_LP_FB
SPKR_RN_FB
SPKR_RP_FB
SPKR_LN_FB
SPKR_LP_FB
HP_OUT_R_FB
JACK_DET#_FB
HP_OUT_L_FB