Datasheet
AD9480
Rev. A | Page 22 of 28
PCB SCHEMATICS
AGND
AVDD
CLK+
CLK–
CLK+
CLK–
CLK
CLKINPUT
D3T
D4C
D3C
D4T
D2T
D5C
D2C
D5T
D1T
D6C
D1C
D6T
D0T
D7C
D0C
D7T
DCO+
DCO–
DRGND
DRVDD
AGND
NC
PWDN
S1
LVDSBIAS
SENSE
VIN+
VIN–
VREF
DRVDD
DRGNDAVDD
AGND
AVDD
AGND
DRGND
AVDD
AGND
AGND
AGND
GND
1234567891011
33 32 31 30 29 28 27 26 25 24 23
44
43
42
41
40
39
38
37
36
35
34
6
5
4
1
2
3
12
13
14
16
17
18
19
20
21
22
15
U12
AD9480
D5C
D5T
D6C
D6T
D7C
D4T
DR+
D4C
DR–
D3T
D3C
D2T
D2C
D1T
D0T
GND
DRVDD
GND
S1
PWDN
AVDD
GND
GND
DRVDD
GND
AVDD
D0C
D1C
D7T
GND
AVDD
GND
GND
GND
AVDD
GND
R2
100Ω
R3
100Ω
R4
100Ω
R5
100Ω
R15
100Ω
R7
100Ω
R9
100Ω
R10
100Ω
R8
100Ω
R6
X
P1
P10
P11P12
P13P14
P15P16
P17P18
P19
P2
P20
P21P22
P23P24
P25P26
P27P28
P29
P3
P30
P31P32
P33P34
P35P36
P37P38
P39
P4
P40
P5P6
P7P8
P9
C40MS
GND GND
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
5
6
7
8
9
P10
D1T
D2T
D3T
D4T
D5T
D6T
D7T
GND
DR–
GND
DR+
GND
D7C
D6C
D5C
D4C
D3C
D2C
D1C
D0C
GND
D0T
OUTPUT DATA CONN.
P1
P2
P3
P4
P1
P2
P3
P4
AVDD
VCTRL
1
2
3
4
P12
PTMICRO4
1
2
3
4
P13
PTMICRO4
GND
GND
DRVDD
GND
VAMP
GND
POWER CONN.
PADS FOR SHORTING EL16,
FOR OP AMP CONFIGURATION
REMOVE RESISTORS R29, R31, AND C3
PROBE POINTS
C33
0.1µF
P15P14
P6
P7
P17P16
CLKN
CLK
D–
D+
E83
E84
E79
E82
E80
E81
E78
E77
GND
GND
GND
GND
GND
GND
GND
GND
GND
E35
E12
E32
E70
E4
AVDD
AVDD
GND
VCTRL
FOR ON BOARD EXT. REF
JUMPER E13 TO 14 AND E20 TO E3
PLACE R36 0Ω AND R33 10kΩ
TRIM/NC
V–
V+
ADR510
3
2
1
U14
+
C13
10µF
GND
VCTRL
GND
GND
GND
GND
CM
CM
C12
0.1µF
C1
0.1µF
R20
XX
R30
XX
R36
X
GND
R25
130Ω
R27
50Ω
R24
510Ω
R23
510Ω
R34
82Ω
VCTRL
GND
GND
R28
X
R21
X
E15
E16
VCTRL
AMPOUT
AMPIN
AMPOUT
VAMP
E20 E3
E17
E17
E17
E7
E9
E11
E10
E8
E13
E14
E2
E1
R36
1kΩ
OPTIONAL
R63
3.7kΩ
R33
10kΩ
EXTVREF
R31
00
R29
00
GND
GND
AVDD
VCTRL
C8
X
C10
0.1µF
C4
0.1µF
C10
0.1µF
GND
GND
C9
X
GND
C11
0.1µF
TIN1
CM
GND
T1+
T1+
CM
T1–
T1–
OPTIONAL
TRANSFORMER
6
5
4
1
2
3
J3
J1
R22
50
GND
GND
ANALOG
INPUT
GND
CLK
CLKN
Q
R
VBB
VCC
VEE
Q
100LVEL16
2
3
7
1
4
8
5
6
U11
C11
0.1µF
C6
0.1µF
C5
0.1µF
R32
82Ω
VCTRL
GND
R26
130Ω
04619-041
Figure 41. PCB Schematic (1 of 2)