Analog Devices AD6122 Manual page 5

Test Figures
MUST BE EQUAL
LENGTHS
I DATA
50
MUST BE EQUAL
LENGTHS
Q DATA
50
Figure 1. Quadrature Modulator's Characterization Input and Output Impedance Matches
REV. B
0.1 F
+15V
8
V
1
X1 P
V–1
OUT
2 X2
7
A=1
3 Y1
MODCMREF
V–1
4 Y2
AD830
V
N
5
–15V
0.1 F
0.1 F
+15V
8
V
1 X1 P
V–1
2 OUT
X2
7
A=1
3 Y1
MODCMREF
V–1
4 Y2
AD830
V
N
5
–15V
0.1 F
0.1 F
+15V
8
V
1
X1 P
V–1
OUT
2 X2
7
A=1
3 Y1
MODCMREF
V–1
4 Y2
AD830
V
N
5
–15V
0.1 F
0.1 F
+15V
8
V
1 X1 P
V–1
2 OUT
X2
7
A=1
3 Y1
MODCMREF
V–1
4 Y2
AD830
V
N
5
–15V
0.1 F
LO INPUT
IIPP
50
AD6122
IIPN
50
MODOPP
MODOPN
QIPP
50
QIPN
50
LOIPP LOIPN
–5–
AD6122
VREG OUT
0.1 F
450
MOD_OUT
10nF
205
450
10nF
0.1 F
VREG OUT
MODCMREF