Datasheet

MAX19996A
SiGe, High-Linearity, 2000MHz to 3900MHz
Downconversion Mixer with LO Buffer
______________________________________________________________________________________ 17
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19996A toc64
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
31802740 29602520
-30
-10
-20
-50
-40
2300 3400
V
CC
= 3.3V
T
C
= -30°C
T
C
= +25°C
T
C
= +85°C
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19996A toc65
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
31802740 29602520
-30
-10
-20
-50
-40
2300 3400
V
CC
= 3.3V
P
LO
= -3dBm, 0dBm, +3dBm
2LO LEAKAGE AT RF PORT
vs. LO FREQUENCY
MAX19996A toc66
LO FREQUENCY (MHz)
2LO LEAKAGE AT RF PORT (dBm)
31802740 29602520
-30
-10
-20
-50
-40
2300 3400
V
CC
= 3.3V
V
CC
= 3.0V
V
CC
= 3.6V
RF PORT RETURN LOSS
vs. RF FREQUENCY
MAX19996A toc67
RF FREQUENCY (MHz)
RF PORT RETURN LOSS (dB)
28002400 26002200
15
10
0
5
30
20
25
2000 3000
V
CC
= 3.3V
P
LO
= -3dBm, 0dBm, +3dBm
IF PORT RETURN LOSS
vs. IF FREQUENCY
MAX19996A toc68
IF FREQUENCY (MHz)
IF PORT RETURN LOSS (dB)
410230 320140
30
20
0
10
50
40
50 500
V
CC
= 3.0V, 3.3V, 3.6V
f
LO
= 2900MHz
LO PORT RETURN LOSS
vs. LO FREQUENCY
MAX19996A toc69
LO FREQUENCY (MHz)
LO PORT RETURN LOSS (dB)
2900 34502350
20
0
10
40
30
1800 4000
P
LO
= -3dBm
P
LO
= +3dBm
P
LO
= 0dBm
V
CC
= 3.3V
SUPPLY CURRENT
vs. TEMPERATURE (T
C
)
MAX19996A toc70
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
25 55-5
150
170
160
130
140
-35 85
V
CC
= 3.0V
V
CC
= 3.3V
V
CC
= 3.6V
LO LEAKAGE AT IF PORT
vs. LO FREQUENCY
MAX19996A toc71
LO FREQUENCY (MHz)
LO LEAKAGE AT IF PORT (dBm)
31002700 29002500
-20
-30
-10
-50
-40
2300 3300
L3 = 0Ω
L3 = 4.7nH
V
CC
= 3.3V
RF-TO-IF ISOLATION
vs. RF FREQUENCY
MAX19996A toc72
RF FREQUENCY (MHz)
RF-TO-IF ISOLATION (dB)
28002400 26002200
40
50
20
30
2000 3000
L3 = 0Ω
L3 = 4.7nH
V
CC
= 3.3V
Typical Operating Characteristics (continued)
( Typical Application Circuit with tuning elements outlined in Table 1, V
CC
= 3.3V, f
RF
= 2000MHz to 3000MHz, LO is high-side
injected for a 300MHz IF, P
RF
= -5dBm, P
LO
= 0dBm, T
C
= +25°C, unless otherwise noted.)