AD8346
–7
–8
V
P
= 5.5V
SB SUPPRESSION (dBc)
–30
–32
–34
V
P
= 3V
–36
–38
–40
–42
–44
0
2
4
6
8
10
12
14
16
BASEBAND FREQUENCY (MHz)
18
V
P
= 5.5V
–9
SSB OUTPUT POWER (dBm)
–10
–11
–12
V
P
= 2.7V
–13
V
P
= 5V
V
P
= 3V
V
P
= 5V
V
P
= 2.7V
05335-013
–15
–40 –30 –20 –10
0
10 20 30 40
TEMPERATURE (°C)
50
60
70
80
20
Figure 13. SSB P
OUT
vs. Temperature. F
LO
= 1900 MHz, I and Q inputs driven in
quadrature with differential amplitude of 2.00 V p-p at F
BB
= 100 kHz.
Figure 16. Sideband Suppression vs. F
BB
. F
LO
= 1900 MHz, I and Q inputs
driven in quadrature with differential amplitude of 2.00 V p-p.
–35
–36
–38
CARRIER FEEDTHROUGH (dBm)
T = 25°C
V
P
= 5.5V
INPUT THIRD HARMONIC
DISTORTION (dBc)
V
P
= 3V
–40
–45
–50
–55
–60
–65
–70
–40 –30 –20 –10
V
P
= 5V
V
P
= 2.7V
V
P
= 3V
–40
–42
–44
–46
–48
–50
V
P
= 5V
V
P
= 2.7V
05335-014
–54
800
1000
1200
1400 1600 1800 2000
LO FREQUENCY (MHz)
2200
2400
0
10 20 30 40
TEMPERATURE (°C)
50
60
70
80
Figure 14. Carrier Feedthrough vs. F
LO
.
LO input level = –10 dBm.
Figure 17. Third Harmonic Distortion vs. Temperature.
F
LO
=1900 MHz, I and Q inputs driven in quadrature with
differential amplitude of 2.00 V p-p at F
BB
= 100 kHz.
0
–32
T = 25°C
–34
SIDEBAND SUPPRESSION (dBc)
V
P
= 5.5V
–2
–4
–36
RETURN LOSS (dB)
V
P
= 5V
–38
–40
–42
–44
V
P
= 2.7V
05335-015
–6
–8
–10
–12
–14
–16
–18
–20
800
1000
1200
T = +85°C
T = +25°C
T = –40°C
V
P
= 3V
–48
900
1100
1300 1500 1700 1900
LO FREQUENCY (MHz)
2100
2300
2500
1400 1600 1800 2000
FREQUENCY (MHz)
2200
2400
Figure 15. Sideband Suppression vs. F
LO
. V
POS
= 2.7 V, I and Q inputs driven in
quadrature with differential amplitude of 2.00 V p-p at F
BB
= 100 kHz.
Figure 18. Return Loss of LOIN Input vs. F
LO
.
V
POS
= 5.0 V, LOIP pin ac-coupled to ground.
Rev. A | Page 8 of 20
05335-018
–46
05335-017
–52
V
P
= 5.5V
05335-016
–14
AD [ ANALOG DEVICES ]
