LMH6551Q-Q1 Datasheet, PDF (8/25 Pages) National Semiconductor (TI) – LMH6551Q Differential, High Speed Op Amp

LMH6551Q
SNOSB95E – NOVEMBER 2011 – REVISED MARCH 2013
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Typical Performance Characteristics
(T_A = 25°C, V_S = ±5V, R_L = 500Ω, R_F = R_G = 365Ω; Unless Specified).
Frequency Response
vs.
Supply Voltage
2
1
Frequency Response
2
1
0
-1
V_OD = 2 V_PP
-2
0
-1
V_OD = 2 V_PP
-2
-3
-4
V_OD = 0.5 V_PP
-5
-3
V_OD = 0.5 V_PP
-4
-5
-6
SINGLE ENDED INPUT
-7 _{VS = ±5V}
-8
1
10
100
FREQUENCY (MHz)
Figure 2.
1000
-6
SINGLE ENDED INPUT
-7 _{VS = 5V}
-8
1
10
100
FREQUENCY (MHz)
Figure 3.
1000
Frequency Response
vs.
V_OUT
2
1
0
-1
V_OD = 1 V_PP
-2
-3
V_OD = 0.5 V_PP
-4
-5
-6
SINGLE ENDED INPUT
-7 _{VS = 3.3V}
-8
1
10
100
FREQUENCY (MHz)
Figure 4.
1000
Frequency Response
vs.
Capacitive Load
2
1 ^{CL = 5.7 pF, ROUT = 60:}
V_S = ±5V
0
-1 ^CL ^{= 10 pF, R}OUT ^{= 34:}
-2 _{CL = 27 pF, ROUT = 20:}
-3
C_L = 57 pF, R_OUT = 15:
-4
-5 _{LOAD = (CL || 1 k:) IN}
-6 SERIES WITH 2 R_OUTS
-7 ^{VOUT = 0.5 VPP}
DIFFERENTIAL
-8
1
10
100
1000
FREQUENCY (MHz)
Figure 5.
Suggested R_OUT
vs.
Cap Load
70
60
50
Suggested R_OUT
vs.
Cap Load
70
60
50
40
40
30
20
10 ^{LOAD = 1 k: || CAP LOAD}
V_S = ±5V
0
1
10
100
CAPACITIVE LOAD (pF)
Figure 6.
30
20
10 ^{LOAD = 1 k: || CAP LOAD}
V_S = 5V
0
1
10
100
CAPACITIVE LOAD (pF)
Figure 7.
8
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