ADF4112 AD [Analog Devices], ADF4112 Datasheet - Page 9

• Manufacturer Part Number: ADF4112
• Description: 300 MHz to 1000 MHz Quadrature Modulator
• Manufacturer: AD [Analog Devices]

Sideband Suppression, and SSB P
Figure 21. Second- and Third-Order Distortion, Carrier Feedthrough,
–20
–30
–40
–50
–60
–70
–80
–90
0.23
0.22
0.21
0.20
0.19
0.18
0.17
0.16
0.15
–7
–40
THIRD ORDER (dBc)
Figure 22. Power Supply Current vs. Temperature
SECOND ORDER (dBc)
–5
CARRIER FEEDTHROUGH (dBm)
–3
V
V
V
LO AMPLITUDE (dBm)
S
S
S
= 5.25V
= 5V
= 4.75V
TEMPERATURE (°C)
–1
SIDEBAND SUPPRESSION (dBc)
OUT
vs. LO Amplitude (f
25
1
SSB OUTPUT POWER
3
LO
5
= 900 MHz)
7
15
10
5
0
–5
–10
–15
–20
85
Rev. 0 | Page 9 of 20
Figure 23. 20 MHz Offset Noise Floor Distribution at f
16
14
12
10
8
6
4
2
0
(I/Q Amplitude = 0 mV p-p with 500 mV dc bias)
NOISE (dBm/Hz) AT 20MHz OFFSET
F
LO
= 450MHz
LO
ADL5370
= 450 MHz