Rainbow Electronics MAX2042 - Manual (Page 10)

SiGe High-Linearity, 2000MHz to 3000MHz
Upconversion/Downconversion Mixer with LO Buffer
MAX2042
10 _____________________________________________________________________________________
Typical Operating Characteristics (continued)
(Typical Application Circuit with tuning elements outlined in Table 1, V CC = +5.0V, f RF > f LO , f IF = 300MHz, P RF = 0dBm, P LO = 0dBm,
T C = +25NC, unless otherwise noted.)
+5.0V Downconverter Curves
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX2042 toc28
2LO LEAKAGE AT RF PORT (dBm)
-45
-40
-35
-30
-25
-20
-50
LO FREQUENCY (MHz)
1800 2600 2800 2400 2200 2000
T C = +85NC
T C = +25NC
T C = -40NC
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX2042 toc29
2LO LEAKAGE AT RF PORT (dBm)
-45
-40
-35
-30
-25
-20
-50
LO FREQUENCY (MHz)
1800 2600 2800 2400 2200 2000
P LO = -3dBm, 0dBm, +3dBm
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX2042 toc30
2LO LEAKAGE AT RF PORT (dBm)
-45
-40
-35
-30
-25
-20
-50
LO FREQUENCY (MHz)
1800 2600 2800 2400 2200 2000
V CC = 4.75V, 5.0V, 5.25V
RF PORT RETURN LOSS
vs. RF FREQUENCY
MAX2042 toc31
RF PORT RETURN LOSS (dB)
25
20
15
10
5
0
30
P LO = -3dBm, 0dBm, +3dBm
f IF = 300MHz
RF FREQUENCY (MHz)
2800 2600 2400 2200 2000 3000
IF PORT RETURN LOSS
vs. IF FREQUENCY
MAX2042 toc32
IF PORT RETURN LOSS (dB)
25
20
15
10
5
0
30
f LO = 2200MHz
IF FREQUENCY (MHz)
410 320 230 140 50 500
V CC = 4.75V, 5.0V, 5.25V
LO PORT RETURN LOSS
vs. LO FREQUENCY
MAX2042 toc33
LO FREQUENCY (MHz)
LO PORT RETURN LOSS (dB)
2500 2300 2100 1900
20
10
0
30
1700 2700
P LO = -3dBm
P LO = +3dBm
P LO = 0dBm
SUPPLY CURRENT
vs. TEMPERATURE (T C )
MAX2042 toc34
TEMPERATURE (˚C)
SUPPLY CURRENT (mA)
60 35 10 -15
125
130
135
140
145
150
120
-40 85
V CC = 5.0V
V CC = 4.75V
V CC = 5.25V