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1
DAC RANGE & OFFSET PROGRAM
VREF
D
U20B
DACV
4
DACV
6
5
IOW
IOW
1
11
74HC32
D0
2
3
D1
D2
4
D3
5
6
D4
U20C
D5
7
9
D6
8
8
9
CLK
D7
10
WRDAC
74HC32
C
TP26
U31
U32
4
5
23
DOUT
VOA
A1
3
6
CSDACA
CS
GND
2
7
D0
DIN
VCC
AGND1
CLK
1
8
CLK
VOB
SOCKET U31
DAC, 12 BIT
11
CS
D0
12
SDI
14
CLK
CLK
13
SDO
3
A2
AGND2
15
RS
B
10
SHDAC
SHDN
VCC
VCC
DGND
C18
0.15 uF, ceramic
19
A3
AGND3
7
A4
AGND4
POT, DIGITAL
A
1
2
3
TP21
40K
R15
R63
10k, 1%
TC2
C53
-15V
0.15 uF, ceramic
U30
74HC574
OC
CLK
19
CSDACA
D1
Q1
CSDACA
18
CSRANGE1
D2
Q2
17
CSDACB
OP-AMP, PRECISION DUAL
D3
Q3
CSDACB
16
CSRANGE2
D4
Q4
15
D5
Q5
DAC0
14
D6
Q6
DAC1
13
D7
Q7
DAC2
12
D8
Q8
DAC3
+15V
0.15 uF, ceramic
C10
D[0..7]
U35A
OP-AMP, PRECISION QUAD
3
+
1
2
-
DUAL DAC A1
22
R17
W1
24
B1
21
TP28
18.7K
R19
+15V
U35B
10k, 1%
4
5
+
-15V
W2
2
7
B2
1
6
-
OP-AMP, PRECISION QUAD
-15V
16
VCC
C14
9
0.15 uF, ceramic
+15V
U35C
DAC1
OP-AMP, PRECISION QUAD
18
10
+
W3
20
8
B3
17
TP32
9
-
R22
8
18.7K
-15V
W4
6
B4
5
R23
+15V
10k, 1%
U35D
12
+
14
13
-
-15V
OP-AMP, PRECISION QUAD
2
3
4
C6
ISOLATED 0-20MA OPTIONAL BOARDS
+15V
-15V
+15V
0.15 uF, ceramic
J19
U29A
2
1
2
1
4
3
4
3
3
+
6
5
OP-AMP, PRECISION DUAL
6
5
1
8
7
8
7
2
-
IDC-8
J21
2
1
2
1
C8
4
3
4
3
6
5
6
5
8
7
8
7
0.15 uF, ceramic
U29B
IDC-8
5
+
J23
7
2
1
2
1
6
-
4
3
4
3
6
5
6
5
8
7
8
7
IDC-8
TP27
DAC0V
DAC0V
U33
U34
4
5
23
DOUT
VOA
3
6
CSDACB
CS
GND
2
7
D0
DIN
VCC
CLK
1
8
CLK
VOB
DAC, 12 BIT
11
D0
12
SOCKET U33
14
CLK
C12
13
0.15 uF, ceramic
3
15
SHDAC
10
VCC
C17
0.15 uF, ceramic
19
DAC1V
DAC1V
7
4
5
10000 pF
C21
FE BEAD
L1
L2
L3
L4
C4
C5
TV3
TV4
10000 pF
10000 pF
TV ARRAY
TV ARRAY
SMDA15LCC
L5
L6
L7
SMDA15LCC
L15
FE BEAD
J22
1
1
2
DAC3V
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
MICROFIT-10
+15V
U36A
OP-AMP, PRECISION QUAD
3
2
R16
DUAL DAC A2
DAC 2
22
18.7K
A1
W1
24
B1
21
TP29
AGND1
R18
+15V
10k, 1%
U36B
CS
SDI
CLK
5
+
SDO
7
4
6
-
W2
2
B2
1
A2
AGND2
-15V
OP-AMP, PRECISION QUAD
RS
OP-AMP, PRECISION QUAD
SHDN
U36C
16
VCC
VCC
C16
0.15 uF, ceramic
10
9
DGND
R20
9
DAC3
18.7K
18
A3
W3
20
B3
17
TP33
R21
AGND3
+15V
10k, 1%
U36D
8
12
+
W4
6
14
B4
5
13
-
A4
AGND4
POT, DIGITAL
-15V
OP-AMP, PRECISION QUAD
Title
Schematic for E Series Motherboard PCA #040690000
Size
Number
04070
Orcad B
Date:
25-Feb-2002
File:
N:\PCBMGR\UNREL\04068CC\PROTEL\04068B.DDB
5
6
ANALOG VOLTAGE & CURRENT OUTPUTS
C7
C15
C20
10000 pF
10000 pF
10000 pF
J1020
1
0
D
C13
C19
2
0G
10000 pF
10000 pF
3
1
4
1G
5
2
6
2G
7
3
8
3G
TERMBLOCK-8
0.15 uF, ceramic
C9
C
+
1
-
DAC2V
-15V
C11
0.15 uF, ceramic
B
+15V
+
8
DAC3V
-
-15V
A
Revision
B
Sheet
3
of
8
Drawn By:
6
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