–10
–12
–14
VS = 5V, TA = +85؇C
–16
–18
VS = 2.7V, TA = +85؇C
–20
–22
VS = 5V, TA = +25؇C
–24
–26
–28
–30
VS = 2.7V,
TA = –40؇C
–32
VS = 5V, TA = –40؇C
VS = 2.7V,
TA = +25؇C
–34
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100
BASEBAND FREQUENCY – MHz
TPC 13. IIP3 vs. FBB, VGIN = 0.2 V, FLO = 1900 MHz
50
45
40
35
30
25
20
800 1000 1200 1400 1600 1800 2000 2200 2400 2600
RF FREQUENCY – MHz
TPC 14. IIP2 vs. FLO, VGIN = 1.2 V, Baseband
Tone1 = 5 MHz, –10 dBm, Baseband Tone2 = 6 MHz,
–10 dBm, Temperature = 25؇C, VS = 5 V
13.0
12.5
12.0
11.5
11.0
VS = 5V
10.5
VS = 2.7V
10.0
800 1000 1200 1400 1600 1800 2000 2200 2400 2600
LO FREQUENCY – MHz
TPC 15. Noise Figure vs. LO Frequency (FLO),
Temperature = 25؇C, VGIN = 0.2 V, FBB = 1 MHz
AD8347
70
15
10
60
5
50
0
40
–5
30
VS = 5V
–10
20
VS = 2.7V
–15
–20
10
–25
0
VS = 5V VS =2.7V
–30
0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
VGIN – V
TPC 16. Noise Figure and IIP3 vs. VGIN,
Temperature = 25؇C, FLO = 1900 MHz, FBB = 1 MHz
2.5
2.0
1.5
1.0
0.5
LO FREQUENCY = 2700MHz
0
–0.5
–1.0
LO FREQUENCY = 800MHz
–1.5
LO FREQUENCY = 1900MHz
–2.0
–2.5
–20 –18 –16 –14 –12 –10 –8 –6 –4 –2 0
LO INPUT LEVEL – dBm
TPC 17a. Quadrature Error vs. LO Power Level,
Temperature = 25؇C, VGIN = 0.2 V, VS = 5 V
14.0
13.5
13.0
12.5
2700MHz
12.0
11.5
11.0
1900MHz
10.5
10.0
800MHz
9.5
9.0
–20 –18 –16 –14 –12 –10 –8 –6 –4 –2 0
LO INPUT LEVEL – dBm
TPC 17b. Noise Figure vs. LO Input Level,
Temperature = 25؇C, VGIN = 0.2 V, VS = 5 V
REV. 0
–9–