Max2659 gps/gnss low-noise amplifier, Typical operating characteristics (continued) – Rainbow Electronics MAX2659 User Manual
Page 4
MAX2659
GPS/GNSS Low-Noise Amplifier
4
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Typical Operating Characteristics (continued)
(MAX2659 EV kit; Typical values are at V
CC
= 2.85V, T
A
= +25°C, and f
RFIN
= 1575.42MHz, unless otherwise noted.)
IIP3 vs. SUPPLY VOLTAGE
MAX2659 toc10
SUPPLY VOLTAGE (V)
IIP3 (dBm)
2.6 2.8
2.4
2.2
2.0
1.8
-7
-6
-4
-5
-3
-8
1.6
3.0 3.2 3.4
TWO TONES LOCATED AT 5MHz AND
10MHz OFFSET WITH -40dBm/TONE
INPUT P1dB COMPRESSION
vs. TEMPERATURE
MAX2659 toc11
TEMPERATURE (°C)
P1dB COMPRESSION (dBm)
35
10
-15
-14
-13
-10
-11
-12
-9
-15
-40
60
85
INPUT P1dB COMPRESSION
vs. SUPPLY VOLTAGE
MAX2659 toc12
SUPPLY VOLTAGE (V)
P1dB COMPRESSION (dBm)
2.8
2.4 2.6
1.8 2.0
2.2
-18
-16
-10
-12
-14
-8
-20
1.6
3.0 3.2 3.4
INPUT P1dB COMPRESSION
vs. JAMMER FREQUENCY
MAX2659 toc13
JAMMER FREQUENCY (MHz)
P1dB COMPRESSION (dBm)
1750
1500
750 1000 1250
-25
-20
-5
-10
-15
0
-30
500
2000 2250 2500
NF vs. JAMMER POWER AT 850MHz
MAX2659 toc14
JAMMER POWER (dBm)
NF (dB)
-15
-25
-20
0.5
1.0
1.5
3.0
2.5
2.0
3.5
0
-30
-10
-5
NF vs. JAMMER POWER AT 1850MHz
MAX2659 toc15
JAMMER POWER (dBm)
NF (dB)
-15
-25
-20
0.5
1.0
1.5
3.0
2.5
2.0
3.5
0
-30
-10