Datasheet

MAX19995
Dual, SiGe, High-Linearity, 1700MHz to 2200MHz
Downconversion Mixer with LO Buffer/Switch
______________________________________________________________________________________ 11
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19995 toc28
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
22001800 20001600
-50
-60
-30
-40
-20
-70
1400 2400
T
C
= -30°C, +25°C, +85°C
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19995 toc29
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
22001800 20001600
-50
-60
-30
-40
-20
-70
1400 2400
P
LO
= -3dBm, 0dBm, +3dBm
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19995 toc30
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
22001800 20001600
-50
-60
-30
-40
-20
-70
1400 2400
V
CC
= 4.75V, 5.0V, 5.25V
Typical Operating Characteristics (continued)
( Typical Application Circuit , optimized for the DCS/PCS band, R1 = R4 = 806Ω, R2 = R5 = 2.32kΩ, V
CC
= +5.0V, P
LO
= 0dBm,
P
RF
= -5dBm, LO is low-side injected for a 190MHz IF, T
C
= +25°C, unless otherwise noted.)
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19995 toc31
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
22001800 20001600
-40
-50
-20
-30
-10
-60
1400 2400
T
C
= +85°C
T
C
= -30°C
T
C
= +25°C
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19995 toc32
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
22001800 20001600
-40
-50
-20
-30
-10
-60
1400 2400
P
LO
= -3dBm, 0dBm, +3dBm
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19995 toc33
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
22001800 20001600
-40
-50
-20
-30
-10
-60
1400 2400
V
CC
= 4.75V, 5.0V, 5.25V
LO SWITCH ISOLATION
vs. LO FREQUENCY
MAX19995 toc34
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
2000 21501700 18501550
50
60
70
40
1400 2300
T
C
= +85°C
T
C
= -30°C
T
C
= +25°C
LO SWITCH ISOLATION
vs. LO FREQUENCY
MAX19995 toc35
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
2000 21501700 18501550
50
60
70
40
1400 2300
P
LO
= -3dBm, 0dBm, +3dBm
LO SWITCH ISOLATION
vs. LO FREQUENCY
MAX19995 toc36
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
2000 21501700 18501550
50
60
70
40
1400 2300
V
CC
= 4.75V, 5.0V, 5.25V