Rainbow Electronics MAX19995 - Manual (Page 19)

MAX19995
Dual, SiGe, High-Linearity, 1700MHz to 2200MHz
Downconversion Mixer with LO Buffer/Switch
______________________________________________________________________________________ 19
CONVERSION GAIN vs. RF FREQUENCY
MAX19995 toc90
RF FREQUENCY (MHz)
CONVERSION GAIN (dB)
2500 1900 2100 2300
9
8
10
11
5
6
7
1700
V CC = 3.3V
T C = +85 ° C
T C = -30 ° C
T C = +25 ° C
CONVERSION GAIN vs. RF FREQUENCY
MAX19995 toc91
RF FREQUENCY (MHz)
CONVERSION GAIN (dB)
2500 1900 2100 2300
9
8
10
11
5
6
7
1700
V CC = 3.3V
P LO = -3dBm, 0dBm, +3dBm
CONVERSION GAIN vs. RF FREQUENCY
MAX19995 toc92
RF FREQUENCY (MHz)
CONVERSION GAIN (dB)
2500 1900 2100 2300
9
8
10
11
5
6
7
1700
V
CC
= 3.6V
V CC = 3.0V
V CC = 3.3V
INPUT IP3 vs. RF FREQUENCY
MAX19995 toc93
RF FREQUENCY (MHz)
INPUT IP3 (dBm)
2300 2100 1900
16
14
18
20
22
12
1700 2500
T C = -30 °C
T C = +85 °C
T C = +25 °C
V
CC
= 3.3V
P RF = -5dBm/TONE
INPUT IP3 vs. RF FREQUENCY
MAX19995 toc94
RF FREQUENCY (MHz)
INPUT IP3 (dBm)
2300 2100 1900
14
16
18
20
22
12
1700 2500
P LO = -3dBm, 0dBm, +3dBm
V CC = 3.3V
P RF = -5dBm/TONE
INPUT IP3 vs. RF FREQUENCY
MAX19995 toc95
RF FREQUENCY (MHz)
INPUT IP3 (dBm)
2300 2100 1900
14
16
18
20
22
12
1700 2500
V CC = 3.6V
V CC = 3.3V
V CC = 3.0V
V CC = 3.3V
P RF = -5dBm/TONE
NOISE FIGURE vs. RF FREQUENCY
MAX19995 toc96
RF FREQUENCY (MHz)
NOISE FIGURE (dB)
2300 2100 1900
8
7
9
10
11
13
12
6
1700 2500
T C = -30 ° C
T C = +85 ° C
T C = +25 ° C
V CC = 3.3V
NOISE FIGURE vs. RF FREQUENCY
MAX19995 toc97
RF FREQUENCY (MHz)
NOISE FIGURE (dB)
2300 2100 1900
8
7
9
10
11
13
12
6
1700 2500
V CC = 3.3V
P LO = -3dBm, 0dBm, +3dBm
NOISE FIGURE vs. RF FREQUENCY
MAX19995 toc98
RF FREQUENCY (MHz)
NOISE FIGURE (dB)
2300 2100 1900
8
7
9
10
11
13
12
6
1700 2500
V CC = 3.0V
V CC = 3.3V, 3.6V
Typical Operating Characteristics (continued)
( Typical Application Circuit, R1 = R4 = 909 Ω, R2 = R5 = 2.49kΩ, V
CC = +3.3V, P LO = 0dBm, P RF = -5dBm, LO is low-side injected
for a 190MHz IF, T C = +25°C, unless otherwise noted.)