Rainbow Electronics MAX19995А - Manual (Page 16)

MAX19995A
Dual, SiGe, High-Linearity, 1700MHz to 2200MHz
Downconversion Mixer with LO Buffer/Switch
16 ______________________________________________________________________________________
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19995A toc7
8
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
2350 2150 1950 2550
-50
-40
-30
-60
1750 2750
V CC = 3.3V
V CC = 3.0V
V
CC
= 3.6V
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19995A toc7
9
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
2350 2150 1950 2550
-40
-30
-20
-10
-50
1750 2750
T C = +85 ° C
T C = +25 ° C
T C = -30 ° C
V CC = 3.3V
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19995A toc80
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
2350 2150 1950 2550
-40
-30
-20
-10
-50
1750 2750
P LO = +3dBm
P LO = 0dBm
P LO = -3dBm
V
CC
= 3.3V
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19995A toc8
1
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
2350 2150 1950 2550
-40
-30
-20
-10
-50
1750 2750
V CC = 3.3V
V
CC
= 3.0V
V CC = 3.6V
LO SWITCH ISOLATION
vs. LO FREQUENCY
MAX19995A toc8
2
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
2350 2150 1950 2550
40
50
60
30
1750 2750
T C = +85 ° C
T C = +25 ° C
T C = -30 ° C
V CC = 3.3V
LO SWITCH ISOLATION
vs. LO FREQUENCY
MAX19995A toc83
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
2350 2150 1950 2550
40
50
60
30
1750 2750
P LO = -3dBm, 0dBm, +3dBm
V CC = 3.3V
LO SWITCH ISOLATION
vs. LO FREQUENCY
MAX19995A toc8
4
LO FREQUENCY (MHz)
LO SWITCH ISOLATION (dB)
2350 2150 1950 2550
40
50
60
30
1750 2750
V CC = 3.0V, 3.3V, 3.6V
Typical Operating Characteristics
( Typical Application Circuit, R1 = R4 = 909Ω, R2 = R5 = 1kΩ, V CC = 3.3V, P RF = -5dBm, P LO = 0dBm, f RF = 1850MHz,
f LO = 2200MHz, f IF = 350MHz, T C = +25°C, unless otherwise noted.)
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19995A toc7
6
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
2350 2150 1950 2550
-50
-40
-30
-60
1750 2750
T
C
= +85 ° C
T C = +25 ° C
T C = -30 ° C
V CC = 3.3V
LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19995A toc7
7
LO FREQUENCY (MHz)
LO LEAKAGE AT RF PORT (dBm)
2350 2150 1950 2550
-50
-40
-30
-60
1750 2750
P LO = -3dBm, 0dBm, +3dBm
V CC = 3.3V