
MAX2667/MAX2669
GPS/GNSS Ultra-Low-Noise-Figure LNAs
Typical Operating Characteristics
(MAX2667/MAX2669 EV kit. Typical values are at V CC = 2.85V, f RFIN = 1575.42MHz, T A = +25°C, unless otherwise noted.)
0
INPUT RETURN LOSS vs. FREQUENCY
25
GAIN vs. FREQUENCY
MAX2667
-20
REVERSE ISOLATION vs. FREQUENCY
-5
MAX2669
20
MAX2669
-30
MAX2669
-10
15
-15
10
-40
-20
-25
-30
-35
MAX2667
5
0
-5
-10
-50
-60
-70
MAX2667
500
1000
1500
2000
2500
500
1000
1500
2000
2500
500
1000
1500
2000
2500
0
FREQUENCY (MHz)
OUTPUT RETURN LOSS vs. FREQUENCY
0
FREQUENCY (MHz)
MAX2667 IN-BAND IIP3 vs.
SUPPLY VOLTAGE AND TEMPERATURE
(TWO TONES LOCATED AT 1MHz AND
2MHz OFFSET WITH -35dBm/TONE)
8
FREQUENCY (MHz)
MAX2669 IN-BAND IIP3 vs.
SUPPLY VOLTAGE AND TEMPERATURE
(TWO TONES LOCATED AT 1MHz AND
2MHz OFFSET WITH -30dBm/TONE)
-5
MAX2667
-1
6
-10
MAX2669
-2
-40 N C
4
-40 N C
-15
-3
+25 N C
-20
-4
+85 N C
+25 N C
2
+85 N C
-25
500
1000
1500
2000
2500
-5
1.6
1.8
2.0
2.2
2.4
2.6
2.8
3.0
3.2
0
1.6
1.8
2.0
2.2
2.4
2.6
2.8
3.0
3.2
4
FREQUENCY (MHz)
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
Maxim Integrated