Datasheet

MAX19995A
Dual, SiGe, High-Linearity, 1700MHz to 2200MHz
Downconversion Mixer with LO Buffer/Switch
12 ______________________________________________________________________________________
CHANNEL ISOLATION vs. RF FREQUENCY
(VARIOUS VALUES OF L3 AND L6)
RF FREQUENCY (MHz)
CHANNEL ISOLATION (dB)
22002000 210019001800
45
55
40
50
1700
MAX19995A toc46
10nH
6.8nH
3.6nH
0Ω
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
(VARIOUS VALUES OF L3 AND L6)
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
25502350 245022502150
-50
-40
-20
-60
-30
2050
MAX19995A toc47
10nH
6.8nH
3.6nH
0Ω
RF-TO-IF ISOLATION vs. RF FREQUENCY
(VARIOUS VALUES OF L3 AND L6)
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
22002000 210019001800
20
30
50
10
40
1700
MAX19995A toc48
10nH
6.8nH
3.6nH
0Ω
Typical Operating Characteristics (continued)
( Typical Application Circuit , R1 = R4 = 681Ω, R2 = R5 = 1.5kΩ, V
CC
= 5.0V, P
RF
= -5dBm, P
LO
= 0dBm, f
RF
= 1850MHz,
f
LO
= 2200MHz, f
IF
= 350MHz, T
C
= +25°C, unless otherwise noted.)