Datasheet

20 20k
FREQUENCY (Hz)
-100
+0
PSRR (
dB)
10k1k 2k 5k50 100 200 500
-90
-80
-70
-60
-50
-40
-30
-20
-10
20
100 1k 20k
FREQUENCY (Hz)
-60
-45
-40
-35
-30
-25
-20
-15
-10
-5
+0
PSRR (dB)
-55
-50
10k
-47.5
-42.5
-37.5
-32.5
-27.5
-22.5
-17.5
-12.5
-7.5
-2.5
-57.5
-52.5
200 2k500 5k
50
20 20k
FREQUENCY (Hz)
-100
+0
PSRR (
dB)
10k1k 2k 5k50 100 200 500
-90
-80
-70
-60
-50
-40
-30
-20
-10
20
100 1k 20k
FREQUENCY (Hz)
-60
-45
-40
-35
-30
-25
-20
-15
-10
-5
+0
PSRR (dB)
-55
-50
10k
-47.5
-42.5
-37.5
-32.5
-27.5
-22.5
-17.5
-12.5
-7.5
-2.5
-57.5
-52.5
200 2k500 5k
50
20 20k
FREQUENCY (Hz)
-100
+0
PSRR (
dB)
10k1k 2k 5k50 100 200 500
-90
-80
-70
-60
-50
-40
-30
-20
-10
20
100 1k 20k
FREQUENCY (Hz)
-60
-45
-40
-35
-30
-25
-20
-15
-10
-5
+0
PSRR (dB)
-55
-50
10k
-47.5
-42.5
-37.5
-32.5
-27.5
-22.5
-17.5
-12.5
-7.5
-2.5
-57.5
-52.5
200 2k500 5k
50
LM4951A
SNAS453C –AUGUST 2008–REVISED APRIL 2013 www.ti.com
Typical Performance Characteristics (continued)
Power Supply Rejection vs Frequency Power Supply Rejection vs Frequency
V
DD
= 3.3V, A
V
= 6dB, V
RIPPLE
= 200mV
P-P
V
DD
= 3.3V, A
V
= 26dB, V
RIPPLE
= 200mV
P-P
Input Terminated into 10Ω Input Terminated into 10Ω
Figure 15. Figure 16.
Power Supply Rejection vs Frequency Power Supply Rejection vs Frequency
V
DD
= 5V, A
V
= 6dB, V
RIPPLE
= 200mV
P-P
V
DD
= 5V, A
V
= 26dB, V
RIPPLE
= 200mV
P-P
Input Terminated into 10Ω Input Terminated into 10Ω
Figure 17. Figure 18.
Power Supply Rejection vs Frequency Power Supply Rejection vs Frequency
V
DD
= 7.5V, A
V
= 6dB, V
RIPPLE
= 200mV
P-P
V
DD
= 7.5V, A
V
= 26dB, V
RIPPLE
= 200mV
P-P
Input Terminated into 10Ω Input Terminated into 10Ω
Figure 19. Figure 20.
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