Rainbow Electronics MAX19999 - Manual (Page 9)

Typical Operating Characteristics (continued)
( Typical Application Circuit, V CC = +5.0V, LO is low-side injected for a 350MHz IF, P LO = 0dBm, P RF = -5dBm, T C =+25°C, unless
otherwise noted.)
MAX19999
Dual, SiGe High-Linearity, 3000MHz to
4000MHz Downconversion Mixer with LO Buffer
_______________________________________________________________________________________ 9
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
MAX19999 toc28
2700 3100 3500 3900
-50
-40
-30
-20
-10
T C = -30 °C, +25°C, +85°C
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
MAX19999 toc29
2700 3100 3500 3900
-50
-40
-30
-20
-10
P LO = -3dBm, 0dBm, +3dBm
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
MAX19999 toc30
2700 3100 3500 3900
-50
-40
-30
-20
-10
V CC = 4.75V, 5.0V, 5.25V
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
MAX19999 toc31
2700 3100 3500 3900
-50
-40
-30
-20
-10
T C = -30 °C, +25°C, +85°C
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
MAX19999 toc32
2700 3100 3500 3900
-50
-40
-30
-20
-10
P
LO
= -3dBm, 0dBm, +3dBm
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
MAX19999 toc33
2700 3100 3500 3900
-50
-40
-30
-20
-10
V CC = 4.75V, 5.0V, 5.25V
RF PORT RETURN LOSS
vs. RF FREQUENCY
RF FREQUENCY (MHz)
RF PORT RETURN LOSS (dB)
MAX19999 toc34
3000 3200 3400 3600 3800 4000
30
25
20
15
10
5
0
P LO = -3dBm, 0dBm, +3dBm
f IF = 350MHz
IF PORT RETURN LOSS vs. IF FREQUENCY
IF FREQUENCY (MHz)
IF PORT RETURN LOSS (dB)
MAX19999 toc35
50 140 230 320 410 500
30
25
20
15
10
5
0
f LO = 3200MHz
V CC = 4.75V, 5.0V, 5.25V