Datasheet

RF-TO-IF ISOLATION
vs. RF FREQUENCY
MAX9986 toc28
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
990940890840790
35
40
45
50
55
60
30
740 1040
T
C
= -40°C, -25°C
T
C
= +25°C
T
C
= +85°C
RF-TO-IF ISOLATION
vs. RF FREQUENCY
MAX9986 toc29
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
990940890840790
35
40
45
50
55
60
30
740 1040
P
LO
= +3dBm
P
LO
= -3dBm
P
LO
= 0dBm
RF-TO-IF ISOLATION
vs. RF FREQUENCY
MAX9986 toc30
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
990940890840790
35
40
45
50
55
60
30
740 1040
V
CC
= 4.75V, 5.0V, 5.25V
30
40
0
35
20
25
10
15
5
740 800 860 920 980 1040 1100
RF PORT RETURN LOSS
vs. RF FREQUENCY
MAX9986 toc31
RF FREQUENCY (MHz)
RF PORT RETURN LOSS (dB)
P
LO
= -3dBm, 0dBm, +3dBm
30
0
40
35
20
25
10
15
5
50 150 200100 250 300 350
IF PORT RETURN LOSS
vs. IF FREQUENCY
MAX9986 toc32
IF FREQUENCY (MHz)
IF PORT RETURN LOSS (dB)
V
CC
= 4.75V, 5.0V, 5.25V
40
0
50
30
20
10
700 800 900 1000 1100 1200 1300
LO SELECTED RETURN LOSS
vs. LO FREQUENCY
MAX9986 toc33
LO FREQUENCY (MHz)
LO SELECTED RETURN LOSS (dB)
P
LO
= -3dBm
P
LO
= 0dBm
P
LO
= +3dBm
40
0
50
30
20
10
700 800 900 1000 1100 1200 1300
LO UNSELECTED RETURN LOSS
vs. LO FREQUENCY
MAX9986 toc34
LO FREQUENCY (MHz)
LO UNSELECTED RETURN LOSS (dB)
P
LO
= -3dBm, 0dBm, +3dBm
220
210
240
200
230
-40 -15 10 35 8560
SUPPLY CURRENT
vs. TEMPERATURE (T
C
)
MAX9986 toc35
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
V
CC
= 4.75V
V
CC
= 5.0V
V
CC
= 5.25V
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.)
MAX9986
SiGe High-Linearity, 815MHz to 995MHz
Downconversion Mixer with LO Buffer/Switch
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