LMH6704 Datasheet, PDF (5/20 Pages) National Semiconductor (TI) – 650 MHz Progammable Gain Buffer with Disable

LMH6704
www.ti.com
SNOSAD0C – FEBRUARY 2005 – REVISED MARCH 2013
Typical Performance Characteristics
(T_A = 25°C, V_S = ±5V, R_L = 100Ω, A_V = +2, V_OUT = 0.5 V_PP; Unless Specified).
Small Signal Frequency Response
vs.
Gain
4
3
A_V = +1
2
A_V = -1
1
0
-1
-2
A_V = +2
-3
-4
-5
-6
1
10
100
1000
FREQUENCY (MHz)
Figure 1.
7
6
5
4
3
2
1
0
-1
-2
-3
0.1
Frequency Response
vs.
V_OUT
V_OUT = 4 V_PP
V_OUT = 2 V_PP
V_OUT = 0.5 V_PP
1
10
100
FREQUENCY (MHz)
Figure 2.
1000
Small Signal Frequency Response
vs.
R_LOAD
7
6
5
4
R_L = 50:
3
2
R_L = 100:
1
0
R_L = 1k:
-1
-2
-3
0.1
1
10
100
FREQUENCY (MHz)
Figure 3.
1000
Large Signal Gain Flatness
6.5
V_OUT = 2 V_PP
6.4
6.3
6.2
6.1
6
5.9
5.8
5.7
5.6
5.5
0.1
1
10
100
FREQUENCY (MHz)
Figure 4.
1000
Small Signal Frequency Response
vs.
Capacitive Load
8
C_L = 4.7 pF, R_ISO = 56:
7
6
5
C_L = 15 pF, R_ISO = 39:
4
3
C_L = 47 pF, R_ISO = 22:
2
1
C_L = 100 pF, R_ISO = 15:
0
-1
-2
1
10
100
1000
FREQUENCY (MHz)
Figure 5.
Series Output Isolation Resistance
vs.
Capacitive Load
70
60
50
40
30
20
10
0
0 20 40 60 80 100 120
CAPACITIVE LOAD (pF)
Figure 6.
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