AD9042
U3
74ACT574
U5
74AS00
1
+5VA
C14
0.1µF
14
2
3
U5
74AS00
4
5
6
BUFLAT
R5
499Ω
R6
499Ω
R7
499Ω
R2
499Ω
R3
499Ω
GND
GND
R4
499Ω
9
8
7
6
5
4
3
2
8D
7D
6D
5D
4D
3D
2D
1D
CK
11
1
8Q
7Q
6Q
5Q
4Q
3Q
2Q
1Q
OE
12
13
14
15
16
17
18
19
B06
B07
B08
B09
B10
B11
GND
GND
GND
GND
+5V
+5V
V
EE
D11
+5V
+5V
U1
K1115
BNC
J1
V
CC
OUT
7
8
H40DM
J3
+5V
B11
B10
B09
B08
B07
B06
B05
B04
1
2
3
4
5
6
7
8
9
10
11
B03 12
B02 13
B01 14
B00 15
GND 16
GND 17
GND 18
GND 19
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
D9
DV
CC
D10
DV
CC
GND
GND
DV
CC
DV
CC
GND
GND
D8
D7
D6
D5
D4
R15
100Ω
T1
T1–1T
3
4
2
6
1:1
1
+5V
+5V
44 43 42 41 40 39 38 37 36 35 34
1
DV
CC
2
DV
CC
3
ENCODE
4
ENCODE
GND
5
GND
6
GND
33
32
31
30
29
28
27
26
25
24 GND
23
R11
499Ω
R10
499Ω
R8
499Ω
R9
499Ω
9
8
7
6
5
R12
499Ω
R13
499Ω
BUFLAT
BNC
J2
C2
0.1µF
GND
U2
AD9042
D3
D2
D1
D0
GND
7
AIN
R1
60.4Ω
R14
49.9Ω
8
V
OFFSET
9
V
REF
10
C1
AV
CC
AV
CC
AV
CC
AV
CC
GND
GND
AV
CC
GND
GND
GND
AV
CC
+5VA
+5VA
GND
+5VA
+5VA
GND
GND
GND
+5VA
GND
GND
C18
0.01µF
C3
0.1µF
C1
0.01µF
12 13 14 15
16 17 18 19 20 21 22
GND
+5VA 11
NC
U4
74ACT574
8D
7D
6D
5D
4D
3D
2D
1D
CK
8Q
7Q
6Q
5Q
4Q
3Q
2Q
1Q
OE
1
12
13
14
15
16
17
18
19
B00
B01
B02
B03
B04
B05
GND 20
NC = NO CONNECT
GND1
+5VA
+5VA
GND
GND
+5V
+
C6
10µF
C7
0.1µF
C11
0.1µF
C12
0.1µF
C13
0.1µF
C15
0.1µF
C16
0.1µF
4
GND
GND
3
2
11
+5VA
+
C4
10µF
C8
0.1µF
C9
0.1µF
C17
0.1µF
Figure 38. AD9042ST/PCB Schematic
Table II. AD9042ST/PCB Bill of Material
Item
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
REV. A
Quantity
2
10
2
1
2
1
12
1
1
1
1
1
2
1
1
Reference
+5VA, GND
C2–C3, C7–C9, C11–C17
C4, C6
J3
J1, J2
R1
R2–R13
R14
R15
T1
U1
U2
U3, U4
U5
C1, C18
Description
Banana Jack
Ceramic Chip Capacitor 0805, 0.1
µF
Tantalum Chip Capacitor 10
µF
40-Pin Double Row Male Header
BNC Coaxial PCB Connector
Surface Mount Resistor 1206, 60.4 ohms
Surface Mount Resistor 1206, 499 ohms
Surface Mount Resistor 1206, 49.9 ohms
Surface Mount Resistor 1206, 100 ohms
Surface Mount Transformer Mini-Circuits T1–1T
40.96 MHz Clock Oscillator
AD9042AST 12-Bit–41 MSPS ADC Converter
74ACT574 Octal Latch
74AS00 Quad Two Input NAND Gate
Ceramic Chip Capacitor 0805, 0.01
µF
AVX05085C103MA15
–15–
AD [ ANALOG DEVICES ]
