Datasheet

MAX2029
High-Linearity, 815MHz to 1000MHz Upconversion/
Downconversion Mixer with LO Buffer/Switch
_______________________________________________________________________________________ 7
Downconverter Curves
Typical Operating Characteristics (continued)
( Typical Application Circuit , C5 = 3.3pF, L1 and C4 not used, V
CC
= +5.0V, P
LO
= 0dBm, P
RF
= 0dBm, f
LO
< f
RF
, f
IF
= 90MHz, unless
otherwise noted.)
40
60
50
70
LO SWITCH ISOLATION vs. LO FREQUENCY
MAX2029 toc19
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
500 600 700 800 900 1000
T
C
= +85°C
T
C
= +25°C
T
C
= -40°C
40
60
50
70
LO SWITCH ISOLATION vs. LO FREQUENCY
MAX2029 toc20
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
500 600 700 800 900 1000
P
LO
= -3dBm, 0dBm, +3dBm
40
60
50
70
LO SWITCH ISOLATION vs. LO FREQUENCY
MAX2029 toc21
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
500 600 700 800 900 1000
V
CC
= 4.75V, 5.0V, 5.25V
-20
-30
-40
-50
-60
710 810760 860 910
LO LEAKAGE AT IF PORT
vs. LO FREQUENCY
MAX2029 toc22
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
T
C
= +85°C
T
C
= +25°C
T
C
= -40°C
-20
-30
-40
-50
-60
710 810760 860 910
LO LEAKAGE AT IF PORT
vs. LO FREQUENCY
MAX2029 toc23
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
P
LO
= -3dBm
P
LO
= 0dBm, +3dBm
-20
-30
-40
-50
-60
710 810760 860 910
LO LEAKAGE AT IF PORT
vs. LO FREQUENCY
MAX2029 toc24
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
V
CC
= 4.75V, 5.0V, 5.25V
-45
-35
-40
-25
-30
-20
-15
500 700600 800 900 1000
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX2029 toc25
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
T
C
= +85°C
T
C
= +25°C
T
C
= -40°C
-45
-35
-40
-25
-30
-20
-15
500 700600 800 900 1000
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX2029 toc26
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
P
LO
= -3dBm, 0dBm, +3dBm
-45
-35
-40
-25
-30
-20
-15
500 700600 800 900 1000
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX2029 toc27
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
V
CC
= 4.75V, 5.0V, 5.25V