Datasheet

10
1k
100k
100M
FREQUENCY (Hz)
0
30
80
120
-PSRR (dB)
10M
100
110
100
60
50
10
1M10k
90
70
40
20
V
+
= +2.5V
V
-
= -2.5V
V
+
= +5V
V
-
= -5V
V
+
= +1.5V
V
-
= -1.5V
V
IN
= 225 mV
PP
R
F
= 560:
LMH6611
-
+
V
O
0.1 PF
1000 PF
R
F
560:
R
G
560:
0.1 PF 1000 PF
CABLE
a
0.1 PF
50:
+
1000 PF
-
50:
3
4
6
2
V
IN
-
+
-
+
1
V
+
V
-
10 100 1M 100M
0
30
50
90
110
+PSRR (dB)
FREQUENCY (Hz)
1k
10k 100k 10M
10
20
40
60
70
100
80
V
+
= +2.5V
V
-
= -2.5V
V
+
= +5V
V
-
= -5V
V
+
= +1.5V
V
-
= -1.5V
V
IN
= 225 mV
PP
R
F
= 560:
LMH6611
-
+
0.1 PF 1000 PF
V
O
0.1 PF
1000 PF
CABLE
a
0.1 PF
1000 PF
50:
50:
V
IN
R
F
560:
R
G
560:
+
-
+
-
V
+
V
-
2 3 4 5 6 7 8 9 10 11 12
70
65
60
55
50
45
40
35
30
25
20
V
OUT
(mV)
V
S
(V)
VOLTAGE V
OUT
IS
ABOVE V
-
SUPPLY
V
-
= 0V
R
L
= 150: TO GND
125°C
-40°C
25°C
0.0001
0.01 1 100
FREQUENCY (MHz)
0.001
1
100
OUTPUT IMPEDANCE (:)
100.1
0.001
10
0.01
0.1
V
+
= +2.5V
V
-
= -2.5V
LMH6611, LMH6612
www.ti.com SNOSB00K –NOVEMBER 2007–REVISED OCTOBER 2013
Typical Performance Characteristics (continued)
At T
J
= 25°C, A
V
= +1 (R
F
= 0Ω), otherwise R
F
= 560Ω for A
V
≠ +1, unless otherwise specified.
V
OUT
Closed Loop Output Impedance
vs. vs.
V
S
Frequency A
V
= +1
Figure 45. Figure 46.
+PSRR
vs.
Circuit for Positive (+) PSRR Measurement Frequency
Figure 47. Figure 48.
−PSRR
vs.
Circuit for Negative (−) PSRR Measurement Frequency
Figure 49. Figure 50.
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