Datasheet

Typical Operating Characteristics (continued)
(MAX9986 Typical Application Circuit, V
CC
= +5.0V, P
LO
= 0dBm, P
RF
= -5dBm, f
LO
> f
RF
, f
IF
= 160MHz, unless otherwise noted.)
40
45
55
50
60
900 950 1000 1050 1100 1150 1200
LO SWITCH ISOLATION
vs. LO FREQUENCY
MAX9986 toc20
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
P
LO
= -3dBm, 0dBm, +3dBm
40
45
55
50
60
900 950 1000 1050 1100 1150 1200
LO SWITCH ISOLATION
vs. LO FREQUENCY
MAX9986 toc19
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
T
C
= -40°C, -25°C
T
C
= +25°C
T
C
= +85°C
40
45
55
50
60
900 950 1000 1050 1100 1150 1200
LO SWITCH ISOLATION
vs. LO FREQUENCY
MAX9986 toc21
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
V
CC
= 4.75V, 5.0V, 5.25V
-40
-35
-20
-25
-30
-10
-15
900 950 1000 1050 1100 1150 1200
LO LEAKAGE AT IF PORT
vs. LO FREQUENCY
MAX9986 toc22
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
T
C
= -40°C, -25°C
T
C
= +25°C
T
C
= +85°C
-40
-35
-20
-25
-30
-10
-15
900 950 1000 1050 1100 1150 1200
LO LEAKAGE AT IF PORT
vs. LO FREQUENCY
MAX9986 toc23
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
P
LO
= +3dBm
P
LO
= 0dBm
P
LO
= -3dBm
-40
-35
-20
-25
-30
-10
-15
900 950 1000 1050 1100 1150 1200
LO LEAKAGE AT IF PORT
vs. LO FREQUENCY
MAX9986 toc24
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
V
CC
= 4.75V
V
CC
= 5.25V
V
CC
= 5.0V
-60
-40
-50
-30
900 950 1000 1050 1100 1150 1200
MAX9986 toc25
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
T
C
= +85°C
T
C
= -40°C, -25°C
T
C
= +25°C
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX9986 toc26
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
1150110010501000950
-50
-40
-30
-60
900 1200
P
LO
= -3dBm, 0dBm, +3dBm
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX9986 toc27
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
1150110010501000950
-50
-40
-30
-60
900 1200
V
CC
= 4.75V, 5.0V, 5.25V
MAX9986
SiGe High-Linearity, 815MHz to 995MHz
Downconversion Mixer with LO Buffer/Switch
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