Rainbow Electronics MAX19999 - Manual (Page 14)

Typical Operating Characteristics (continued)
( Typical Application Circuit, V CC = +3.3V, 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
14 ______________________________________________________________________________________
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19999 toc68
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
3500 3100
-40
-30
-20
-10
-50
2700 3900
T C = -30 °C, +25°C, +85°C
V CC = 3.3V
-50
-40
-30
-20
-10
2700 3100 3500 3900
2LO LEAKAGE AT RF PORT vs.
LO FREQUENCY
MAX19999 toc69
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
V CC = 3.3V
P LO = -3dBm, 0dBm, +3dBm
-50
-40
-30
-20
-10
2700 3100 3500 3900
2LO LEAKAGE AT RF PORT vs.
LO FREQUENCY
MAX19999 toc70
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
V CC = 3.0V, 3.3V, 3.6V
30
20
25
10
15
5
0
3000 4000
RF PORT RETURN LOSS vs.
RF FREQUENCY
MAX19999 toc71
RF FREQUENCY (MHz)
RF PORT RETURN LOSS (dB)
3400 3200 3600 3800
V CC = 3.3V f IF = 350MHz
P LO = -3dBm, 0dBm, +3dBm
30
20
25
10
15
5
0
50 500
IF PORT RETURN LOSS vs.
IF FREQUENCY
MAX19999 toc72
IF FREQUENCY (MHz)
IF PORT RETURN LOSS (dB)
230 140 320 410
f LO = 3200MHz
V CC = 3.0V, 3.3V, 3.6V
25
20
10
15
5
0
LO PORT RETURN LOSS vs.
LO FREQUENCY
MAX19999 toc73
LO FREQUENCY (MHz)
LO PORT RETURN LOSS (dB)
2650 3150 2900 3400 3650
V CC = 3.3V
P LO = -3dBm
P LO = +3dBm
P LO = 0dBm
240
260
250
280
270
290
300
SUPPLY CURRENT vs.
TEMPERATURE (T C )
MAX19999 toc74
TEMPERATURE ( °C)
SUPPLY CURRENT (mA)
-35 5 25 -15 45 65 85
V CC = 3.6V
V CC = 3.0V
V CC = 3.3V