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654321
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ti
5411 EAST WILLIAMS BOULEVARD, TUCSON, AZ 85711 USA
TITLE
SHEET OF FILE
SIZE DATE REV
DRAWN BY
ENGINEER
REVISION HISTORY
REV ENGINEERING CHANGE NUMBER APPROVED
B
PRECISION ANALOG PRODUCTS
HIGH-PERFORMANCE ANALOG DIVISION
SEMICONDUCTOR GROUP
DOCUMENT CONTROL NO.
Vmon
34
Vout-0
15
RFB1-0
17
RFB2-0
16
SGND-0
18
Vout-1
23
RFB1-1
21
RFB2-1
22
SGND-1
20
RFB1-2
44
Vout-2
46
RFB2-2
45
SGND-2
43
Vout-3
38
RFB1-3
40
RFB2-3
39
SGND-3
41
REFGND-A
29
REF-A
30
DVDD
14
AVSS
33
AVSS
28
AVDD
35
AVDD
26
IOVDD
13
CS
2
SCLK
3
SDI
4
SDO
5
LDAC
6
Ain
47
Uni/Bip A
10
Uni/Bip B
48
NC
36
NC
37
NC
1
NC
25
NC
24
NC
19
NC
12
NC
42
RST
7
DGND
11
AGND
27
GPIO-1
9
GPIO-0
8
REF-B
31
REFGND-B
32
U1
DAC7716
-VA
2
-5VA
4
AGND
6
VD1
8
+5VD
10
+VA
1
+5VA
3
DGND
5
+1.8VD
7
+3.3VD
9
J3
DAUGHTER-POWER
VIN
2
VOUT
6
TRIM
5
GND
4
TEMP
3
U5
REF5050
+VA -VA -5VA+1.8VD +5VD+3.3VD
+VA
+VA -VA
IOVDD
IOVDD
R8
10k
R9
10k
R10
10k
R11
10k
VIN
2
VOUT
6
TRIM
5
GND
4
TEMP
3
U4
REF5025
2
4
6
1
3
5
7 8
9 10
11 12
13 14
15 16
17 18
19 20
J2B
Serial Header Bottom
+5VD
1 8
2 7
3 6
4 5
S1
DIPSWITCH-4
-VA
+VA
-VA
JP6 and JP7 control the RefGND
2
4
6
1
3
5
7 8
9 10
11 12
13 14
15 16
17 18
19 20
J2A
Serial Header Top
CS
SCLK
SDI
SDO
LDAC
Uni/Bip A
Uni/Bip B
GPIO-0
GPIO-1
SCLK
LDAC
SDO
CS
GPIO-0
GPIO-1
Uni/Bip A
Uni/Bip B
RST
RST
GPIO-0
GPIO-1
Uni/Bip A
Uni/Bip B
RST
SDI
CS
SCLK
R1
33
R2
33
R3
33
R4
33
Vout-0
Vout-1
Vout-2
Vout-3
Ain
Vmon_buf
ExtREF-
ExtREF+
T. Calabria
T. Calabria
DAC8734EVM
+5VA
R7
10k
R6
10k
Output
1
Com
2
Com
3
Com
6
Com
7
Input
8
NC
5
NC
4
U3
TL750L08
2
3
6
74
U2
OPA227
Analog to only be populated at top of board
R12
1k
R13
1k
ExtREF+
R5
33
S3
NKK_SS14MDP2
C
C
1
1
2
2
3
3
S2
NKK_SS14MDP2
A1
1
K1
3
D1A
A2
3
K2
2
D1B
6508538
C2
10uF
C3
10uF
C4
10uF
C5
10uF
C7
10uF
C8
10uF
C9
10uF
C1
1uF
C6
1uF
C10
1uF
C11
1uF
C15
1uF C13
10uF
C12
10uF
C14
1uF
C16
10uF
C17
10uF
JP2
JP3
JP4
JP5
JP1
3POS_JUMPER
JP7
3POS_JUMPER
JP6
3POS_JUMPER
1 2
3 4
5 6
JP8
JPR-2X3
TP1
TP2
A0(+)
2
A1(+)
4
A2(+)
6
A3(+)
8
A4
10
A5
12
A6
14
A7
16
REF-
18
REF+
20
A0(-)
1
A1(-)
3
A2(-)
5
A3(-)
7
AGND
9
AGND
11
AGND
13
VCOM
15
AGND
17
AGND
19
J1A
DAUGHTER-ANALOG
1
2
3
4
5
6
7
8
J4
HEADER-8
R15
1
R14
1
TP4
TP3
TP5
R16
200k
2
4
6
1
3
5
7 8
9 10
11 12
13 14
15 16
17 18
19 20
J1B
DAUGHTER ANALOG BOTTOM
JP9
A