
RMS Power Detector
Typical Operating Characteristics (continued)
(V CC = 2.7V, T A = +25°C, WCDMA uplink DPCCH + 1DPDCH, log conformance calculation is referenced to a straight line that is
calibrated at -20dBm and 0dBm, unless otherwise noted.)
0.2
0
-0.2
-0.4
-0.6
-0.8
55-UNIT PCS ROOM-COLD
TEMPERATURE ERROR
1.4
1.2
1.0
0.8
0.6
0.4
0.2
55-UNIT PCS ROOM-HOT
TEMPERATURE ERROR
0.6
0.4
0.2
0
-0.2
55-UNIT CELLULAR ROOM-HOT
TEMPERATURE ERROR
-1.0
-25
-23
-21
-19
-17 -13 -9 -5
-15 -11 -7 -3
INPUT POWER (dBm)
-1
1
3
5
0
-25
-23
-21
-19
-17 -13 -9 -5
-15 -11 -7 -3
INPUT POWER (dBm)
-1
1
3
5
-0.4
-25
-23
-21
-19
-17 -13 -9 -5
-15 -11 -7 -3
INPUT POWER (dBm)
-1
1
3
5
1.6
OUTPUT VOLTAGE vs. FREQUENCY
+5dBm
TURN-ON TIME
MAX2203 toc13
TURN-ON TIME
MAX2203 toc14
1.4
1.2
1.0
0.8
0.6
0.4
0dBm
-5dBm
-10dBm
-15dBm
-20dBm
-25dBm
0.5V/div
INPUT POWER = 0dBm, 800MHz
0.5V/div
INPUT POWER = 0dBm, 2000MHz
0.2
0
FREQUENCY (MHz)
0.2V/div
40μs/div
0.2V/div
40μs/div
0.5V/div
50mV/div
TURN-ON TIME
MAX2203 toc15
INPUT POWER = -25dBm, 800MHz
40μs/div
0.5V/div
50mV/div
TURN-ON TIME
MAX2203 toc16
INPUT POWER = -25dBm, 2000MHz
40μs/div
4
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