Typical operating characteristics (continued) – Rainbow Electronics MAX19997A User Manual
Page 16
RF-TO-IF ISOLATION vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc65
RF-TO-IF ISOLATION (dB)
2200
2100
2000
1900
20
30
10
1800
2300
RF FREQUENCY (MHz)
V
CC
= 4.75V, 5.0V, 5.25V
Typical Operating Characteristics (continued)
(
Typical Application Circuit, extended RF band (see Table 2), V
CC
= +5.0V, LO is high-side injected for a 350MHz IF, P
LO
= 0dBm,
P
RF
= -5dBm, T
C
= +25°C, unless otherwise noted.)
MAX19997A
Dual, SiGe High-Linearity, 1800MHz to 2900MHz
Downconversion Mixer with LO Buffer
16
______________________________________________________________________________________
RF-TO-IF ISOLATION vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc63
RF-TO-IF ISOLATION (dB)
2200
2100
2000
1900
20
30
10
1800
2300
T
C
= -30
°C
T
C
= +25
°C
T
C
= +85
°C
RF FREQUENCY (MHz)
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc62
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
2550
2450
2350
2250
-20
-10
0
-30
2150
2650
V
CC
= 4.75V, 5.0V, 5.25V
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc61
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
2550
2450
2350
2250
-20
-10
0
-30
2150
2650
P
LO
= -3dBm, 0dBm, +3dBm
CHANNEL ISOLATION vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc58
RF FREQUENCY (MHz)
CHANNEL ISOLATION (dB)
2200
2100
2000
1900
40
35
45
55
50
60
30
1800
2300
P
LO
= -3dBm, 0dBm, +3dBm
CHANNEL ISOLATION vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc59
RF FREQUENCY (MHz)
CHANNEL ISOLATION (dB)
2200
2100
2000
1900
40
35
45
55
50
60
30
1800
2300
V
CC
= 4.75V, 5.0V, 5.25V
CHANNEL ISOLATION vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc57
RF FREQUENCY (MHz)
CHANNEL ISOLATION (dB)
2200
2100
2000
1900
40
35
45
55
50
60
30
1800
2300
T
C
= -30
°C, +25°C, +85°C
LO LEAKAGE AT IF PORT vs. LO FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc60
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
2550
2450
2350
2250
-20
-10
0
-30
2150
2650
T
C
= -30
°C, +25°C, +85°C
RF-TO-IF ISOLATION vs. RF FREQUENCY
(LO > RF, EXTENDED RF BAND)
MAX19997A toc64
RF-TO-IF ISOLATION (dB)
2200
2100
2000
1900
20
30
10
1800
2300
RF FREQUENCY (MHz)
P
LO
= -3dBm, 0dBm, +3dBm