LMH2120_15 Datasheet, PDF (9/34 Pages) Texas Instruments – LMH2120 6 GHz Linear RMS Power Detector with 40 dB Dynamic Range

LMH2120
www.ti.com
SNWS021C – JULY 2010 – REVISED FEBRUARY 2013
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.
Frequency
Output Voltage
vs.
RF Input Power at 50 MHz
10
10
RFIN = 0 dBm
RFIN = -5 dBm
1
RFIN = -10 dBm
RFIN = -15 dBm
RFIN = -20 dBm
0.1
RFIN = -25 dBm
RFIN = -30 dBm
RFIN = -35 dBm
1
0.1 _85°C
25°C
0.01
RFIN = -40 dBm
10M
100M
1G
10G
FREQUENCY (Hz)
Figure 17.
-40°C
0.01
-50 -40 -30 -20 -10 0 10
RF INPUT POWER (dBm)
Figure 18.
Lin Conformance
vs.
RF Input Power at 50 MHz
3
Lin Conformance (50 units) vs.
RF Input Power at 50 MHz
3
2
85°C
1
-40°C
2
1
-40°C
0
25°C
-1
0
-1
85°C
-2
-2
-3
-50 -40 -30 -20 -10 0 10
RF INPUT POWER (dBm)
Figure 19.
-3
-50 -40 -30 -20 -10 0 10
RF INPUT POWER (dBm)
Figure 20.
Temperature Variation
vs.
RF Input Power at 50 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 21.
Temperature Variation (50 units) vs.
RF Input Power at 50 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 22.
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