Typical operating characteristics (continued) – Rainbow Electronics MAX19999 User Manual
Page 8

Typical Operating Characteristics (continued)
(
Typical Application Circuit, V
CC
= +5.0V, LO is low-side injected for a 350MHz IF, P
LO
= 0dBm, P
RF
= -5dBm, T
C
=+25°C, unless
otherwise noted.)
MAX19999
Dual, SiGe High-Linearity, 3000MHz to
4000MHz Downconversion Mixer with LO Buffer
8
_______________________________________________________________________________________
CHANNEL ISOLATION vs. RF FREQUENCY
RF FREQUENCY (MHz)
CHANNEL ISOLATION (dB)
MAX19999 toc19
3000
3200
3400
3600
3800
4000
30
35
40
45
50
T
C
= -30
°C, +25°C, +85°C
CHANNEL ISOLATION vs. RF FREQUENCY
RF FREQUENCY (MHz)
CHANNEL ISOLATION (dB)
MAX19999 toc20
3000
3200
3400
3600
3800
4000
30
35
40
45
50
P
LO
= -3dBm, 0dBm, +3dBm
CHANNEL ISOLATION vs. RF FREQUENCY
RF FREQUENCY (MHz)
CHANNEL ISOLATION (dB)
MAX19999 toc21
3000
3200
3400
3600
3800
4000
30
35
40
45
50
V
CC
= 4.75V, 5.0V, 5.25V
LO LEAKAGE AT IF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
MAX19999 toc22
2600
2800
3000
3200
3400
3600
-60
-50
-40
-30
-20
-10
0
T
C
= -30
°C
T
C
= +25
°C, +85°C
LO LEAKAGE AT IF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
MAX19999 toc23
2600
2800
3000
3200
3400
3600
-60
-50
-40
-30
-20
-10
0
P
LO
= -3dBm, 0dBm, +3dBm
LO LEAKAGE AT IF PORT
vs. LO FREQUENCY
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
MAX19999 toc24
2600
2800
3000
3200
3400
3600
-60
-50
-40
-30
-20
-10
0
V
CC
= 4.75V, 5.0V, 5.25V
RF-TO-IF ISOLATION vs. RF FREQUENCY
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
MAX19999 toc25
3000
3200
3400
3600
3800
4000
10
20
30
40
T
C
= -30
°C
T
C
= +25
°C
T
C
= +85
°C
RF-TO-IF ISOLATION vs. RF FREQUENCY
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
MAX19999 toc26
3000
3200
3400
3600
3800
4000
10
20
30
40
P
LO
= -3dBm, 0dBm, +3dBm
RF-TO-IF ISOLATION vs. RF FREQUENCY
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
MAX19999 toc27
3000
3200
3400
3600
3800
4000
10
20
30
40
V
CC
= 4.75V, 5.0V, 5.25V