Datasheet

MAX19995A
Dual, SiGe, High-Linearity, 1700MHz to 2200MHz
Downconversion Mixer with LO Buffer/Switch
10 ______________________________________________________________________________________
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
2550 2750235021501950
-40
-30
-20
-50
1750
MAX19995A toc28
T
C
= -30°C
T
C
= +25°C
T
C
= +85°C
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
2550 2750235021501950
-40
-30
-20
-50
1750
MAX19995A toc29
P
LO
= 0dBm
P
LO
= -3dBm
P
LO
= +3dBm
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
2550 2750235021501950
-40
-30
-20
-50
1750
MAX19995A toc30
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)
2550 2750235021501950
-40
-20
-30
-10
-50
1750
MAX19995A toc31
T
C
= -30°C
T
C
= +25°C
T
C
= +85°C
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
2550 2750235021501950
-40
-20
-30
-10
-50
1750
MAX19995A toc32
P
LO
= 0dBm
P
LO
= -3dBm
P
LO
= +3dBm
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
2550 2750235021501950
-40
-20
-30
-10
-50
1750
MAX19995A toc33
V
CC
= 4.75V, 5.0V, 5.25V
LO SWITCH ISOLATION
vs. LO FREQUENCY
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
2550 2750235021501950
40
50
60
30
1750
MAX19995A toc34
T
C
= -30°C
T
C
= +25°C
T
C
= +85°C
LO SWITCH ISOLATION
vs. LO FREQUENCY
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
2550 2750235021501950
40
50
60
30
1750
MAX19995A toc35
P
LO
= -3dBm, 0dBm, +3dBm
LO SWITCH ISOLATION
vs. LO FREQUENCY
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
2550 2750235021501950
40
50
60
30
1750
MAX19995A toc36
V
CC
= 4.75V, 5.0V, 5.25V
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.)