Rainbow Electronics MAX19993 - Manual (Page 9)

MAX19993
Dual, SiGe, High-Linearity, 1200MHz to 1700MHz
Downconversion Mixer with LO Buffer/Switch
9
Typical Operating Characteristics (continued)
(Typical Application Circuit (see Table 1). V CC_ =_5.0V, f RF > f LO for a 140MHz IF, P RF = -5dBm, P LO = 0dBm, T C = +25°C, unless
otherwise noted.)
CHANNEL ISOLATION vs. RF FREQUENCY
MAX19993 toc19
RF FREQUENCY (MHz)
CHANNEL ISOLATION (dB)
1600 1500 1400 1300
35
40
45
50
55
60
30
1200 1700
T C = -40°C, +25°C, +85°C
CHANNEL ISOLATION vs. RF FREQUENCY
MAX19993 toc20
RF FREQUENCY (MHz)
CHANNEL ISOLATION (dB)
1600 1500 1400 1300
35
40
45
50
55
60
30
1200 1700
P LO = -6dBm, -3dBm, 0dBm, +3dBm
CHANNEL ISOLATION vs. RF FREQUENCY
MAX19993 toc21
RF FREQUENCY (MHz)
CHANNEL ISOLATION (dB)
1600 1500 1400 1300
35
40
45
50
55
60
30
1200 1700
V CC = 4.75V, 5.0V, 5.25V
LO LEAKAGE AT IF PORT
vs. LO FREQUENCY
MAX19993 toc22
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
1460 1360 1260 1160
-30
-20
-10
0
-40
1060 1560
T
C
= -40°C
T C = +85°C
T C = +25°C
LO LEAKAGE AT IF PORT
vs. LO FREQUENCY
MAX19993 toc23
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
1460 1360 1260 1160
-30
-20
-10
0
-40
1060 1560
P LO = -3dBm
P LO = -6dBm
P LO = +3dBm
P LO = 0dBm
LO LEAKAGE AT IF PORT
vs. LO FREQUENCY
MAX19993 toc24
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
1460 1360 1260 1160
-30
-20
-10
0
-40
1060 1560
V CC = 4.75V
V CC = 5.25V
V CC = 5.0V
RF-TO-IF ISOLATION vs. RF FREQUENCY
MAX19993 toc25
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
1600 1500 1400 1300
30
40
50
20
1200 1700
T C = -40°C
T C = +85°C
T C = +25°C
RF-TO-IF ISOLATION vs. RF FREQUENCY
MAX19993 toc26
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
1600 1500 1400 1300
30
40
50
20
1200 1700
P LO = -6dBm, -3dBm, 0dBm, +3dBm
RF-TO-IF ISOLATION vs. RF FREQUENCY
MAX19993 toc27
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
1600 1500 1400 1300
30
40
50
20
1200 1700
V CC = 4.75V, 5.0V, 5.25V