AD8348
32
2.7V, 1.2V, –40°C
45
35
5V, 1.2V, –40°C
40
NF
30
30
2.7V, 1.2V, +25°C
35
IIP3
25
30
20
28
2.7V, 1.2V, +85°C
25
15
5V, 1.2V, +25°C
26
20
15
10
5
24
5V, 1.2V, +85°C
10
5
0
–5
22
0
10
20
30 40 50 60 70 80
90
100
0
0.2
0.3
0.4
0.5
0.6
0.7 0.8
0.9
1.0
1.1
–10
1.2
BASEBAND FREQUENCY (MHz)
Figure 24. IIP3 vs. F BB , VGIN = 1.2 V, F IF = 380 MHz, V POS = 2.7 V, 5 V,
Temperature = ?40°C, +25°C, +85°C
VGIN (V)
Figure 27. Noise Figure and IIP3 vs. VGIN, Temperature = 25°C,
F IF = 380 MHz, F BB = 1 MHz, V POS = 2.7 V
0
40
35
2.7V, 0.2V, +85° C
35
NF
30
–5
5 V, 0.2V, +85°C
5V, 0.2V, +25°C
30
25
IIP3
25
20
15
–10
20
–15
2.7V, 0.2V, –40°C
5V, 0.2V, –40°C
2 .7V,   0.2V, +25°C
15
10
5
10
5
0
–5
–20
0
10
20
30 40 50 60 70 80
90
100
0
0.2
0.3
0.4
0.5
0.6
0.7 0.8
0.9
1.0
1.1
–10
1.2
BASEBAND FREQUENCY (MHz)
Figure 25. IIP3 vs. F BB , VGIN = 0.2 V, F IF = 380 MHz, V POS = 2.7 V, 5 V,
Temperature = ?40°C, +25°C, +85°C
VGIN (V)
Figure 28. Noise Figure and IIP3 vs. VGIN, Temperature = 25°C,
F IF = 380 MHz, F BB = 1 MHz, V POS = 5 V
16
15
14
16
15
14
NF @ LO = 900MHz
2.0
1.5
1.0
13
NF VGIN = 0.2V
13
PHASE ERROR 50MHz
PHASE ERROR 380MHz
0.5
12
11
10
12
11
10
PHASE ERROR 900MHz
NF @ LO = 380MHz
0
–0.5
–1.0
9
9
NF @ LO = 50MHz
–1.5
8
50
150
250
350 450 550 650
750
850
950
8
–12
–10
–8 –6 –4
–2
0
–2.0
IF FREQUENCY (MHz)
Figure 26. Noise Figure vs. F IF , T = 25°C, VGIN = 0.2 V, F BB = 1 MHz
LO INPUT LEVEL (V)
Figure 29. Noise Figure and Quadrature Phase Error IMXO/QMXO vs. LO Input
Level, Temperature = 25°C, VGIN = 0.2 V, V POS = 5 V for F IF = 50 MHz,
380 MHz, and 900 MHz
Rev. A | Page 13 of 28
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