Datasheet

MAX9996
SiGe High-Linearity, 1700MHz to 2200MHz
Downconversion Mixer with LO Buffer/Switch
_______________________________________________________________________________________ 7
40
30
60
35
50
45
55
1500 1700 1900 2100 2300
RF-TO-IF ISOLATION
vs. RF FREQUENCY
MAX9996 toc28
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
T
C
= +85°C
T
C
= +25°C
T
C
= -25°C
40
30
60
35
50
45
55
1500 1700 1900 2100 2300
RF-TO-IF ISOLATION
vs. RF FREQUENCY
MAX9996 toc29
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
P
LO
= -3dBm, 0dBm, +3dBm
40
30
60
35
50
45
55
1500 1700 1900 2100 2300
RF-TO-IF ISOLATION
vs. RF FREQUENCY
MAX9996 toc30
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
V
CC
= 4.75V, 5.0V, 5.25V
30
40
0
35
20
25
10
15
5
1500 1700 1900 2100 2300 2500
RF PORT RETURN LOSS
vs. RF FREQUENCY
MAX9996 toc31
RF FREQUENCY (MHz)
RF PORT RETURN LOSS (dB)
P
LO
= -3dBm, 0dBm, +3dBm
30
50
0
40
45
35
20
25
10
15
5
50 150 200100 250 300 350
IF PORT RETURN LOSS
vs. IF FREQUENCY
MAX9996 toc32
IF FREQUENCY (MHz)
IF PORT RETURN LOSS (dB)
V
CC
= 4.75V, 5.0V, 5.25V
30
0
40
35
20
25
10
15
5
1500 1700 1900 2100 2300 2500
LO SELECTED RETURN LOSS
vs. LO FREQUENCY
MAX9996 toc33
LO FREQUENCY (MHz)
LO SELECTED RETURN LOSS (dB)
P
LO
= +3dBm
P
LO
= -3dBm
P
LO
= 0dBm
30
0
40
35
20
25
10
15
5
1500 1700 1900 2100 2300 2500
LO UNSELECTED RETURN LOSS
vs. LO FREQUENCY
MAX9996 toc34
LO FREQUENCY (MHz)
LO UNSELECTED RETURN LOSS (dB)
P
LO
= -3dBm, 0dBm, +3dBm
190
230
170
180
210
220
200
-30 -10 10 30 50 70 90
SUPPLY CURRENT
vs. TEMPERATURE (T
C
)
MAX9996 toc35
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
V
CC
= 5.25V
V
CC
= 5.0V
V
CC
= 4.75V
Typical Operating Characteristics (continued)
(MAX9996 Typical Application Circuit, V
CC
= +5.0V, P
LO
= 0dBm, P
RF
= -5dBm, f
LO
> f
RF
, f
IF
= 200MHz, unless otherwise noted.)