DBX DDP Schematic
ECN# DATE ECN# DATEDESCRIPTIONDESCRIPTION
A0
RERLEASE FOR PRODUCTION 2.16.98
A1 CHANGED EPROM U27 OMIT R26 INSTALL R27 CHANGE CPU TO 20 MHz 2.20.98
3.9.982074B0 MOVED TOOLING HOLE TO MATCH CHASSIS FOR MOUNTING.
ADDED 2 10K RESISTORS 52-1819 R30 R31, 2 .1uF CAPS 62-0060 C28 C29,
B1
1 4.7K RESISTOR 50-0015 R32, AND 1 150K THERMISTOR 50-3500 R29.
B2 CHANGED SOFTWARE VERSION FROM V1.00 TO V1.11. 4.1.98
OMIT R136 AND R137 REMOVE R30, R31, C28, C29 THEY NO LONGER NEED
B3
TO BE TACKED ON THE PCB.
CHANGED SOME PARTS ON THE DIGITAL I/O ASSY 055335B4 AND CHANGING
B4
THE EEPROM VERSION FROM V1.11 TO V1.12 2215 5.12.98
OMIT R28,R29,R32,D3,D4,D5. INSTALL A 0 OHM RESISTOR AT R9.
B5
THIS ECN MUST BE ACCOMPANIED BY ECN# 2225 THAT CHANGES THE DISPLAY
FROM REV B REV C.
4.28.98
2226 5.19.98
B6 ADDED 70-0001 D6, REMOVED 72-1423-03, ADDED 72-1463-00 2295 6.15.98
B7 REMOVED 70-1423-00V1.20, ADDED 70-1423-001.21 2299 6.19.98
B8 CHANGE U12 TO AK5392-VS, C88 TO 0 OHM RES., OMIT D6 86 7-29-98
B9 CHANGES TO ENABLE OSCILATORS TO RUN CONTINUOUSLY. (SHEET 2) 101 8-18-98
C0 ADD ALL REV B ECN CHANGES AND RELEASE FOR PRODUCTION 9-23-98
C1 REV B DIGITAL IO IS NOT COMPATIBLE WITH THE REV C DIGITAL BOARD. 262 12-7-98
CONTRAST CONTROL CIRCUITDOES NOT HAVE ENOUGH RANGE FOR SOME LED'S
C2 286 12-16-98
CHANGED R1 FORM 1.00K TO 470 OHMS
REVREV
|LINK
|055375C2.001
|055375C2.002
|055375C2.003
|055375C2.004
|055375C2.005
dbx Professional Products
8760 South Sandy Parkway
Sandy, Utah 84070
Title
dbx DDP DIGITAL BOARD 80-5328
Size Document Number Rev
055375C2.000 C2
B
Thursday, March 23, 2000
Date: Sheet of
0 5
C98
10ME1
H5
HDR322000
1
2
3
CH1+A/D_FB
CH1+A/D_FB
4
CH1-A/D_FB
CH1-A/D_FB
5
6
CH1+A/D
CH1+A/D
7
CH1-A/D
CH1-A/D
8
9
CH2+A/D_FB
CH2+A/D_FB
10
CH2-A/D_FB
CH2-A/D_FB
11
12
CH2+A/D
CH2+A/D
13
CH2-A/D
CH2-A/D
14
15
16
17
CH2-DAC
CH2-DAC
18
CH2+DAC
CH2+DAC
19
20
CH1-DAC
CH1-DAC
21
CH1+DAC
CH1+DAC
22
23
24
25
26
DIGITAL TO ANALOG
.10KD7
C113
+15V
+15V
-15V
-15V
+15
-15
+5V
TP3
0-R
49.9 1%-7
49.9 1%-7
R105
C95
10ME1
R103
C109
15PJD7
C90
15PJD7
R106
49.9 1%-7
R102
C107
15PJD7
C108
15PJD7
49.9 1%-7
*OUTPUT_MUTE
TP4
0-R
C100
.10KD7
C96
.10KD7
C173
C172
1000PMD7
1000PMD7
C111
1000PMD7
1000PMD7
C110
.10KD7
C97
C112
.10KD7
23
1
2
3
4
5
25
24
26
28
27
22
21
U12
VA
VREFL
GNDL
VCOML
AINL+
AINLAINR+
AINRVCOMR
VREFR
GNDR
AGND
BGND
AK5392-VS
LR_CLK
+5VA
Z_CAL
S_CLK
M_CLK
C106
10ME1
A/D
CMODE
SMODE1
SMODE2
ZCAL
HPFE
MCLK
SCLK
FSYNC
LRCK
SDATA
TEST
DGND
RST
CAL
L11
C89
.10KD7
7
VD
6
10
9
18
12
11
19
17
14
16
13
15
20
8
C105
10ME1
FB260217
C91
10ME1
+5V
L12
+5V
FB260217
C92
.10KD7
11
12
13
14
15
10
DSP_SD_OUT
A/D_CAL
A/D_SD_OUT
U14
2
VD
5
PD
9
SM
DEM0
DEM1
DIF0
DIF1
DIF2
3
CKS
DFS
4
MCLK
6
BICK
8
LRCK
7
SDATA
1
DGND
AK4324/SM
D6
OMIT
1N4001R
DAC
AOUTR-
AOUTR+
AOUTLAOUTL-
VREF
ZIDL
AGND
+5VA
VA
10-7
21
24
16
17
18
19
20
R21
2.00K 1%-7
R22
2.00K 1%-7
R23
2.00K 1%-7
R24
2.00K 1%-7
R104
22
C101
.10KD7
C103
.10KD7
CH1+DAC
CH1+DAC
CH1-DAC
CH1-DAC
CH2+DAC
CH2+DAC
CH2-DAC
CH2-DAC
C102
10ME1
C104
10ME1
V+UNREG
10ME1
*A/D_RESET
U13
7805-V
1
3
I
O
C93
G
2
C87
.10KD7
+5VA
V+UNREG +5V
DIGITAL BOARD
dbx Professional Products
8760 South Sandy Parkway
Sandy. Utah 84070
Title
DDP DIGITAL A/D - 80-5328
Size Document Number Rev
055375C2.001 C2
B
Thursday, March 23, 2000
Date: Sheet of
1 5
AB
0 0
0 1 11.2896MHZ INT
U17B
74HC139/SM
A
A
B
B
A14Y0
B13Y1
G15Y3
12
11
10
Y2
9
1 2
U18A
74AC04/SM
3 4
74AC04/SM
U18B
74HC00/SM
4
U19B
5
R110
470K-7
X4 11.2896MHZ-V
C115
15PJD7
74HC00/SM
9
U19C
10
R111
470K-7
12.288MHZV
X2
R112
0-7
6
C116
15PJD7
8
0-7
R115
+5V
C114
10ME1
RX_MCLK
INT_LR_CLK LR_CLK
INT_LR_CLK LR_CLK
CLKSELA
CLKSELB
1 0 EXT
A
A
B
B
M_CLK
EXT INT
6
5
4
3
10
11
12
13
14
2
1
15
U16
1A
1B
1C
1D
2A
2B
2C
2D
A
B
G1
G2
74HC153/SM
LRCLK
EXT
INT1 1 12.288MHZ
R113
100-7
7
Y1
9
Y2
R114
100-7
M_CLK
M_CLK
256 fs
M_CLK
fs
A/D_SD_OUT
RX_S_DATA
LR_CLK
S_CLK
*RESET
LMV
BIO
EMPTY
DRDY
DINT\1
*DSP_CS
HRXD
HTXD
D_CK_SEL
HTCK
64 fs
U17A
A2Y0
B3Y1
G1Y3
74HC139/SM
C117
15PJD7
INT_LR_CLK
INT_LR_CLK
R116 100-7
4
5
6
Y2
7
+5V
+5V
C118
15PJD7
R117 100-7
R107
7.5K-7
R108
7.5K-7
LR_CLK
LR_CLK
M_CLK
M_CLK
R109
U15
56
AR1
57
AR2
78
ARLR1
79
ARLR2
46
ARBC1
47
ARBC2
77
DIV512(LRCK)
70
DIV8(SCK)
14
CLKIN
86
RST
17
CLKO
9
+5V
+5V
+5V
+5V
+5V
10
83
71
72
42
54
73
43
44
45
63
59
58
60
53
61
62
64
82
13
12
76
11
85
75
74
41
40
39
38
CLKM0
CLKM1
SEL5V/3V
LAV
LMV
BIO
EMPTY
DRDY
INT1
INT2
INT3
CS
HR
HRBCK
HRS
HX
HXBCK
HXS
HBCKS
HDIR
TCK
TDI
TDO
TMS
TRST
EMU1/OFF
EMU0
TEST3
TEST2
TEST1
TEST0
TMS57070
AXLR1
AXLR2
AXBC1
AXBC2
MUTE
ED15
ED14
ED13
ED12
ED11
ED10
ED9
ED8
ED7
ED6
ED5
ED4
ED3
ED2
ED1
ED0
EA11/ED23
EA10/ED22
EA9/ED21
EA8/ED20
EA7/ED19
EA6/ED18
EA5/ED17
EA4/ED16
RAS
CAS
48
AX1
49
AX2
50
AX3
69
55
67
68
84
37
36
35
34
31
30
29
28
27
26
25
24
21
20
19
18
6
5
4
3
2
1
100
99
96
EA3
95
EA2
94
EA1
93
EA0
88
89
92
WE
87
IOE
100-7
R118 100-7
VSS
DSP_SD_OUT
D_DATA_OUT
*DSP_MUTE
DIGITAL BOARD
dbx Professional Products
8760 South Sandy Parkway
Sandy. Utah 84070
Title
DDP DIGITAL DSP - 80-5328
Size Document Number Rev
055375C2.002 C2
B
Thursday, March 23, 2000
Date: Sheet of
2 5
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