AudioArts Engineering D-75 - Page 93

New Bern, NC 28562
600 Industrial Drive
page 11 - 12
D-75 / Oct 2010
E
2 OF 3
16S1006-2
OM-75D PCB
10-22-10
W# 700804
OM-75
WWP
WWP
WWP
18 27 3645
18 27 3645
- SA UR US - Sergey Averin -
DATE
SIZE REV
CONTRACT NO.
SCALE SHEET
DRAWN
CHECKED
ISSUED FSCM NO. DWG. NO.
D
APPROVALS
D
A
C
B
D
A
C
B
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
-2dBu
-2dBu
AGND
SSM2142
8
7
6
5
4
3
2
1
U9
gnd
68pF
C16
AGND
68pF
C15
AGND
V+
V-
AGND
SSM2142
1
2
3
4
5
6
7
8
U10
gnd
68pF
C14
AGND
68pF
C13
AGND
V+
V-
V+
V-
OP275
6
5
7
U16
OP275
4
8
2
3
1
U16
R761.30K
C9433pF
R944.99K
1 3
2
CR2 10K
AGND
AGND
R771.30K
C7733pF
R954.99K
2
3 1
CR1 10K
-2dBu
-2dBu
V+
V-
C78
0.1uF
C97
0.1uF
C76
0.1uF
C95
0.1uF
AGND
V+
AGND
C152
1uF
22uF
C36
R12110
VA+ VD+
22uF
C35
R8310
0.1uF
C18
0.1uF
C27
0.1uF
C20
0.1uF
C29
AGND
V+
V-
OP275
U36
4
8
1
2
3
C177 33pF
R184 4.99K
R158
4.99K
C149
33pF
AGND
R183 10.0K
R157 10.0K
C148
0.001uF
AGND
C176
0.001uF
AGND
AGND
C178 33pF
R185 4.99K
R159
4.99K
C150
33pF
AGND
R186 10.0K
R160 10.0K
C151
0.001uF
AGND
C179
0.001uF
AGND
OP275
U36
5
6
7
-2dBu
-2dBu
AGND
V+
V-
OP275
U35
3
2
1
8
4
C172 33pF
R180 4.99K
R154
4.99K
C144
33pF
AGND
R179 10.0K
R153 10.0K
C143
0.001uF
AGND
C171
0.001uF
AGND
AGND
C173 33pF
R181 4.99K
R155
4.99K
C145
33pF
AGND
R182 10.0K
R156 10.0K
C146
0.001uF
AGND
C174
0.001uF
AGND
OP275
U35
7
6
5
-2dBu
-2dBu
R118 4.99K
R117 4.99K
R116 4.99K
R115 4.99K
VA+E
AGND
AGND
0.1uF
C31
C48
0.1uF
-14dBu
-14dBu
C47
10uF
V+
V-
V+
V-
AGND
AGND
10uF
C30
AGND
AGND AGNDAGND
0.22uF
C32
AGND
AGND
C49
0.22uF
4.99K
R8
C139330pF
C167330pF
C169330pF
C141330pF
R176220
R14639
R1472.43K
R1442.43K
R15139
R14539
R15039
R1492.43K
R1522.43K
R178220
-14dBu
-14dBu
C65
0.1uF
AGND AGND
R148
475
R177
475
AGND
C140
0.1uF
AGND AGND
C142
0.1uF
AGND
0.1uF
C24
AGND
V+
VCC
68 R9
2.5V
2.5V
2.5V
2.5V
AK5383
U3
28
2726
25
24
23
2221
20
19
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
18
BGND AGND VA DGND VD
SDATA
CAL
VREFL
VCOML
VREFR
VCOMR
HPFE
TEST
DFS
SMODE1
SMODE2
GNDL
AINL+
AINL-
ZCAL
AINR+
____
AINR-
GNDR
LRCK
SCLK
MCLK
FSYNC
RST
OP275
U33
8
4
6
5
7
OP275
U34
8
4
6
5
7
OP275
U33
2
3
1
OP275
U34
2
3
1
C62
3900pF
C23
3900pF
BAT54
D4
BAT54
D3
AGND
BAT54
D2
BAT54
D1
AGND
R5210
R5310
10 R7
10 R1
BAT54
D3
BAT54
D4
BAT54
D2
BAT54
D1
VA+E
VA+E
2.5V
VA+E
VA+E
3
2
1
CR10 10K
3
2
1
CR9 10K
VCC
VCC VCC
AGND
R113
40.2K
AGND
R120
40.2K
AGND
V+
V-
AGND
C119
0.1uF
C170
0.1uF
C39
0.1uF
C59
0.1uF
C73
0.1uF
C90
0.1uF
C147
0.1uF
C175
0.1uF
C5V1
Z3
5.1V
C5V1
Z4
5.1V
VDD
VEE
R114 1.30K
R119 1.30K
C99
0.1uF
C100
0.1uF
74VHC4053
612
14
11
13
U19
X
Y
X-Y
INH
S
74VHC4053
5
9
43
6
U19
X
Y
X-Y
INH
S
74VHC4053
6
34
9
5
U18
X
Y
X-Y
INH
S
74VHC4053
13
11
14
126
U18
X
Y
X-Y
INH
S
C117
0.1uF
C168
0.1uF
C67
0.1uF
C53
0.1uF
C121
0.1uF
C103
0.1uF
C120
0.1uF
C102
0.1uF
C66
0.1uF
C52
0.1uF
C114
0.1uF
C134
0.1uF
C157
0.1uF
C187
0.1uF
C180
1uF
74VHC4053
6
115
10
2
U18
X
Y
X-Y
INH
S
74VHC4053
2
10
15 1
6
U19
X
Y
X-Y
INH
S
TP1TP2
AGND
GND
GND
AGND
AGND
C16047uF
C16147uF
C116
47uF
C162
47uF
C118
47uF
C181
4.7uF
C86
4.7uF
C63
4.7uF
C128
4.7uF
C163
4.7uF
C122
4.7uF
C81
4.7uF
C41
4.7uF
2.00K R28
R41475
R425.76K
C54
3900pF
C55
3900pF
R31
5.76K
C42
390pF
C38
3900pF
R43
5.76K
C43
390pF
390pF C56
2.00K R29 R30475
R342.00K R445.76K
R332.00K R32475
C57390pF
R45475
AGND
R35
4.99K
AK4396
218
17
22
23
24
20
21
16
19151
4
8
28
27
26
25
9
11
10
7
6
5
3
14
13
12
U4
DVDD
DVSS
AVDD
AVSS
LRCK/DSDR
DIF2/DSDR
DIF1/DSDL
DIF0/DCLK
MCLK
SMUTE/CSN
DFS0/CAD0
DEM1/CDTI
DEM0/CCLK
SDATA/DSDL
BICK/DCLK
AOUTL+
AOUTR-
___
PD
TTL
VCOM
P/S
TST1/DZFL
TST2/CAD1
ACKS/DZFR
AOUTR+
VREFL
VREFH
AOUTL-
AGND
VD+
R36
1.00K
VD+ VA+
AGNDAGNDAGND AGND
-2dBu
-2dBu
1 3
2
CR8 10K
4.99K R3
33pF C19
1.30K R19
AGND
AGND
2
3 1
CR7 10K
4.99K R2
33pF C26
1.30K R18
OP275
1
3
2
8
4
U1
OP275
7
5
6
U1
V-
V+
V-
V+
AGND
68pF
C1
AGND
68pF
C2
SSM2142
U27
8
7
6
5
4
3
2
1
gnd
AGND
V-
V+
AGND
68pF
C3
AGND
68pF
C4
SSM2142
U26
1
2
3
4
5
6
7
8
gnd
AGND
-2dBu
-2dBu
AGND
AGND
AGND
AGND
AGND
AGND
V-
V-
AGND
68pF
C5
AGND
68pF
C6
AGNDAGND AGND
AGND
-2dBu
-2dBu
CR6
2
3 1
10K
4.99K R5
33pF C21
1.30K R21
AGND
AGND
CR5
1 3
2
10K
4.99K R4
33pF C28
1.30K R20
OP275
4
8
2
3
1
U2
OP275
6
5
7
U2
V+
V+
SSM2142
U25
1
2
3
4
5
6
7
8
gnd
AGND
V-
V+
AGND
68pF
C7
AGND
68pF
C8
SSM2142
U24
8
7
6
5
4
3
2
1
gnd
AGND
-2dBu
-2dBu
AGNDAGND
AGND
AGND
AGND
-2dBu
-2dBu
1 3
2
CR3 10K
R974.99K
C7933pF
R791.30K
AGND
AGND
2
3 1
CR4 10K
R964.99K
C9633pF
R781.30K
OP275
1
3
2
8
4
U17
OP275
7
5
6
U17
V-
V+
V-
V+
AGND
68pF
C9
AGND
68pF
C10
SSM2142
8
7
6
5
4
3
2
1
U12
gnd
AGND
V-
V+
AGND
68pF
C11
AGND
68pF
C12
SSM2142
1
2
3
4
5
6
7
8
U11
gnd
AGND
-2dBu
-2dBu
AGND
AGND
AGND
AGND
AGND
AGND
R572.00K
R85475
R865.76K
C87
3900pF
C88
3900pF
R60
5.76K
C70
390pF
C72
3900pF
5.76K
R87
C71
390pF
C82390pF
R582.00K R59475
R632.00K R885.76K
R622.00K R61475
C83390pF
R89475
R1052.00K
R131475
R1325.76K
C129
3900pF
C130
3900pF
R108
5.76K
C111
390pF
C113
3900pF
R133
5.76K
C112
390pF
C131390pF
R1062.00K R107475
R1112.00K R1345.76K
R1102.00K R109475
C132390pF
R135475
R1612.00K
R187475
R1885.76K
C182
3900pF
C183
3900pF
R164
5.76K
C154
390pF
C156
3900pF
R189
5.76K
C155
390pF
C184390pF
R1622.00K R163475
R1672.00K R1905.76K
R1662.00K R165475
C185390pF
R191475
AK4396
U14
12
13
14
3
5
6
7
10
11
9
25
26
27
28
8
4
11519
16
21
20
24
23
22
17
182
DVDD
DVSS
AVDD
AVSS
LRCK/DSDR
DIF2/DSDR
DIF1/DSDL
DIF0/DCLK
MCLK
SMUTE/CSN
DFS0/CAD0
DEM1/CDTI
DEM0/CCLK
SDATA/DSDL
BICK/DCLK
AOUTL+
AOUTR-
___
PD
TTL
VCOM
P/S
TST1/DZFL
TST2/CAD1
ACKS/DZFR
AOUTR+
VREFL
VREFH
AOUTL-
AGND
VD+
R84
1.00K
VD+ VA+
AGNDAGND AGND AGND
C68 4.7uF
AGND
C37 4.7uF
AGND
AK4396
U28
218
17
22
23
24
20
21
16
19151
4
8
28
27
26
25
9
11
10
7
6
5
3
14
13
12
DVDD
DVSS
AVDD
AVSS
LRCK/DSDR
DIF2/DSDR
DIF1/DSDL
DIF0/DCLK
MCLK
SMUTE/CSN
DFS0/CAD0
DEM1/CDTI
DEM0/CCLK
SDATA/DSDL
BICK/DCLK
AOUTL+
AOUTR-
___
PD
TTL
VCOM
P/S
TST1/DZFL
TST2/CAD1
ACKS/DZFR
AOUTR+
VREFL
VREFH
AOUTL-
AGND
VD+
R122
1.00K
VD+ VA+
AGNDAGND AGND
C104 4.7uF
AGND
AGND
AK4396
U37
12
13
14
3
5
6
7
10
11
9
25
26
27
28
8
4
11519
16
21
20
24
23
22
17
182
DVDD
DVSS
AVDD
AVSS
LRCK/DSDR
DIF2/DSDR
DIF1/DSDL
DIF0/DCLK
MCLK
SMUTE/CSN
DFS0/CAD0
DEM1/CDTI
DEM0/CCLK
SDATA/DSDL
BICK/DCLK
AOUTL+
AOUTR-
___
PD
TTL
VCOM
P/S
TST1/DZFL
TST2/CAD1
ACKS/DZFR
AOUTR+
VREFL
VREFH
AOUTL-
AGND
VD+
R170
1.00K
VD+ VA+
AGNDAGND AGND
AGND
AGND
C153 4.7uF
AGND
AGND
OP275
U5
8
4
2
3
1
V-
V+
OP275
U5
6
5
7
OP275
U15
7
5
6
OP275
8
4
2
3
1
U15
V-
V+
V-
OP275
U29
8
4
2
3
1
V+
OP275
U29
7
5
6
OP275
U38
7
5
6
OP275
U38
8
4
2
3
1
V-
V+
J1
VCC
C58
3900pF
C89
3900pF
C133
3900pF
C186
3900pF
AGND
C127
1uF
Q4
2
1
3
NCP1117
GND
IN OUT
Q5
2
1
3
NCP1117
GND
IN OUT
PGM_LT_HI
PGM_LT_LO
PGM_RT_HI
PGM_RT_LO
AUD_LT_HI
AUD_LT_LO
AUD_RT_HI
AUD_RT_LO
AUX_LT_HI
AUX_LT_LO
AUX_RT_HI
AUX_RT_LO
UTL_LT_HI
UTL_LT_LO
UTL_RT_HI
UTL_RT_LO
EXT1RT_HI
EXT1RT_LO
EXT1LT_HI
EXT1LT_LO
EXT2RT_HI
EXT2RT_LO
EXT2LT_HI
EXT2LT_LO
MCLK_AIO
VREFR1
VREFL1
VCOMR1
VCOML1
SDATA_I
SCLK_AI
LR_AIO
XMCLK_AIO
XSCLK_AO
SDATA_PGM
XLR_AIO
XMCLK_AIO
XSCLK_AO
SDATA_AUD
XLR_AIO
XMCLK_AIO
XSCLK_AO
SDATA_AUX
XLR_AIO
XMCLK_AIO
XSCLK_AO
SDATA_UTL
XLR_AIO
"EXT 1"
"EXT 2"
RT
TRIM
LT
TRIM
LT
RT
LT
RT
HI
LO
LO
HI
HI
LO
LO
HI
+4dBu BAL
+4dBu BAL
+4dBu BAL
+4dBu BAL
+4dBu BAL
+4dBu BAL
+4dBu BAL
+4dBu BAL
+4dBu BAL
+4dBu BAL
+4dBu BAL
+4dBu BAL