LMH2120_15 Datasheet, PDF (10/34 Pages) Texas Instruments – LMH2120 6 GHz Linear RMS Power Detector with 40 dB Dynamic Range

LMH2120
SNWS021C – JULY 2010 – REVISED FEBRUARY 2013
www.ti.com
Typical Performance Characteristics (continued)
Unless otherwise specified T_A = 25°C, V_BAT = 2.7V, RF_IN = 1900 MHz CW (Continuous Wave, unmodulated). Specified errors
are input referred.
Output Voltage
vs.
RF Input Power at 900 MHz
10
Lin Conformance
vs.
RF Input Power at 900 MHz
3
2
85°C
1
1
-40°C
0.1
85°C
25°C
-40°C
0.01
-50 -40 -30 -20 -10 0 10
RF INPUT POWER (dBm)
Figure 23.
0
25°C
-1
-2
-3
-50 -40 -30 -20 -10 0 10
RF INPUT POWER (dBm)
Figure 24.
Lin Conformance (50 units) vs.
RF Input Power at 900 MHz
3
2
-40°C
1
0
-1
85°C
-2
-3
-50 -40 -30 -20 -10 0 10
RF INPUT POWER (dBm)
Figure 25.
Temperature Variation
vs.
RF Input Power at 900 MHz
2.0
1.5
1.0
-40°C
0.5
0.0
-0.5
85°C
-1.0
-1.5
-2.0
-50 -40 -30 -20 -10 0 10
RF INPUT POWER (dBm)
Figure 26.
Temperature Variation (50 units) vs.
RF Input Power at 900 MHz
2.0
1.5
1.0
-40°C
0.5
0.0
-0.5
85°C
-1.0
-1.5
-2.0
-50 -40 -30 -20 -10 0 10
RF INPUT POWER (dBm)
Figure 27.
1.5
1.2
0.9
0.6
0.3
0.0
-0.3
-0.6
-0.9
-1.2
-1.5
-50
1 dB Power Step Error vs.
RF Input Power at 900 MHz
85°C
25°C
-40°C
-40 -30 -20 -10 0 10
RF INPUT POWER (dBm)
Figure 28.
10
Submit Documentation Feedback
Product Folder Links: LMH2120
Copyright © 2010–2013, Texas Instruments Incorporated