LMH6515 Datasheet, PDF (10/31 Pages) National Semiconductor (TI) – 600 MHz, Digital Controlled, Variable Gain Amplifier

LMH6515
SNOSAX4C – AUGUST 2007 – REVISED MARCH 2013
www.ti.com
TYPICAL PERFORMANCE CHARACTERISTICS
HD3 vs. Frequency
-30
R_L = 100:
-40
V_CC = 5V (continued)
HD2 vs. Frequency
-30
R_L = 200:
-40
2.8 V_PP
-50
-60
2 V_PP
-70
-80
1 V_PP
-50
-60
2.8 V_PP
-70
2 V_PP
-80
1 V_PP
-90
-90
0 50 100 150 200 250 300 350 400 450
FREQUENCY (MHz)
Figure 14.
-100
0 50 100 150 200 250 300 350 400 450
FREQUENCY (MHz)
Figure 15.
HD3 vs. Frequency
-30
R_L = 200:
-40
-50
2.8 V_PP
-60
2 V_PP
-70
-80
1 V_PP
-90
-100
0 50 100 150 200 250 300 350 400 450
FREQUENCY (MHz)
Figure 16.
Noise Figure for All Gain Settings
40
35
30
150 MHz
25
20
15
70 MHz
10
5
0
10
20
30
GAIN STEP (0 = MAXIMUM GAIN)
Figure 17.
Noise Figure vs. Frequency
13
12
11
10
9
8
0 100 200 300 400 500 600
FREQUENCY (MHz)
Figure 18.
Differential Output Noise
60
f = 40 MHz
50
R_L = 200:
40
30
20
10
R_L = 100:
0
0
10
20
30
GAIN SETTING (0 = MAXIMUM GAIN)
Figure 19.
10
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