AD8349-EVAL Analog Devices Inc, AD8349-EVAL Datasheet - Page 12

• Manufacturer Part Number: AD8349-EVAL
• Manufacturer: Analog Devices Inc

Specifications of AD8349-EVAL

• Lead Free Status / Rohs Status: Not Compliant

AD8349
Figure 33. Sideband Suppression vs. LO Input Power (F
Figure 32. Carrier Feedthrough vs. LO Input Power (F
–140
–142
–144
–146
–148
–150
–152
–154
–156
–158
–160
–10
–15
–20
–25
–30
–35
–40
–45
–50
–55
–60
–10
–15
–20
–25
–30
–35
–40
–45
–50
–55
–60
Inputs Driven in Quadrature at 1.2 V p-p Differential, T
Inputs Driven in Quadrature at 1.2 V p-p Differential, T
–10
–10
–10
Figure 31. 20 MHz Offset Noise Floor vs. LO Input Power
–8
–8
–8
F
LO
F
F
LO
LO
= 1900MHz
(F
= 900MHz
= 1900MHz
LO
–6
–6
–6
= 2140 MHz, T
LO INPUT (dBm)
LO INPUT (dBm)
LO INPUT (dBm)
F
LO
= 900MHz
–4
–4
–4
F
WITH AC INPUT
LO
WITHOUT AC INPUT
= 2140MHz
A
= 25°C)
–2
–2
–2
F
LO
= 2140MHz
BB
BB
0
0
0
= 1 MHz, I and Q
= 1 MHz, I and Q
A
A
= 25°C)
= 25°C)
2
2
2
Rev. A | Page 12 of 28
Figure 36. OP1dB Distribution. (F
Figure 34. I and Q Inputs Quadrature Phase Imbalance Distribution
35
30
25
20
15
10
35
30
25
20
15
10
35
30
25
20
15
10
–0.200
5
0
5
0
5
0
4.5
0
Figure 35. I and Q Inputs Amplitude Imbalance Distribution
(F
(F
–0.175 –0.150
LO
LO
Quadrature at 1.2 V p-p Differential, T
Quadrature at 1.2 V p-p Differential, T
= 2140 MHz, F
= 2140 MHz, F
0.25
PHASE (I-Q) IMBALANCE (Degrees)
Driven in Quadrature, T
5.0
MAGNITUDE IMBALANCE (dB)
0.50
–0.125
BB
BB
OP1dB (dBm)
= 1 MHz, I and Q Inputs Driven in
= 1 MHz, I and Q Inputs Driven in
LO
–0.100
= 2140 MHz, F
0.75
5.5
–0.075 –0.050 –0.025
1.00
A
= 25°C)
BB
6.0
= 1 MHz, I and Q Inputs
A
A
= 25°C)
= 25°C)
1.25
1.50
6.5
0