Datasheet

0.001
0.01 0.1 10
OUTPUT AMPLITUDE (V
PP
)
-120
-100
-80
-60
-40
-20
0
THD+N (dB)
1
V
+
= +2.5V
V
-
= -2.5V
f = 1 kHz
A
V
= +2
R
L
= 100 k:
R
L
= 600:
10
100 1k 10k 100k
FREQUENCY (Hz)
0
0.001
0.002
0.003
0.004
0.005
0.006
THD+N (%)
R
L
= 100 k:
R
L
= 600:
V
+
= +1.2V
V
-
= -0.6V
V
CM
= 0V
V
O
= 0.9 V
PP
A
V
= +2
0.01
0.1 1 10
OUTPUT AMPLITUDE (V
PP
)
-100
-90
-80
-70
-60
-50
-40
THD+N (dB)
R
L
= 100 k:
R
L
= 600:
V
+
= +1.2V
V
-
= -0.6V
f = 1 kHz
A
V
= +2
V
CM
= 0V
200 mV/DIV
1 Ps/DIV
V
+
= +1.25V
V
-
= -1.25V
V
IN
= 1 V
PP
f = 200 kHz
C
L
= 10 pF
R
L
= 1 M:
A
V
= +1
10 mV/DIV
200 ns/DIV
V
+
= +1.25V
V
-
= -1.25V
V
IN
= 20 mV
PP
f = 1 MHz
A
V
= +1
C
L
= 10 pF
R
L
= 1 M:
200 mV/DIV
1 Ps/DIV
V
+
= +2.5V
V
-
= -2.5V
V
IN
= 1 V
PP
f = 200 kHz
C
L
= 10 pF
R
L
= 1 M:
A
V
= +1
LMP7721
SNOSAW6D –JANUARY 2008–REVISED MARCH 2013 www.ti.com
Typical Performance Characteristics (continued)
Unless otherwise specified: T
A
= 25°C, V
CM
= (V
+
+ V
−
)/2.
Small Signal Step Response Large Signal Step Response
Figure 27. Figure 28.
THD+N
vs.
Large Signal Step Response Output Voltage
Figure 29. Figure 30.
THD+N vs. Output Voltage THD+N vs. Frequency
Figure 31. Figure 32.
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