AD8551/AD8552/AD8554
140
V
SY
=
120
100
PSRR – dB
PSRR – dB
80
60
PSRR
40
20
0
100
+PSRR
1.35V
120
100
80
+PSRR
60
PSRR
40
20
0
100
OUTPUT SWING – V p-p
1M
10M
140
V
SY
=
2.5V
2.5
V
SY
= 1.35V
R
L
= 2k
2.0 A
V
= +1
THD+N < 1%
T
A
= +25 C
1.5
3.0
1.0
0.5
1k
10k
100k
FREQUENCY – Hz
1M
10M
1k
10k
100k
FREQUENCY – Hz
0
100
1k
10k
100k
FREQUENCY – Hz
1M
Figure 28. PSRR vs. Frequency
at
±
1.35 V
Figure 29. PSRR vs. Frequency
at
±
2.5 V
Figure 30. Maximum Output Swing
vs. Frequency at +2.7 V
5.5
5.0
4.5
OUTPUT SWING – V p-p
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
100
1k
10k
100k
FREQUENCY – Hz
1M
1s
2mV
1s
2mV
0V
V
SY
= 2.5V
R
L
= 2k
A
V
= +1
THD+N < 1%
T
A
= +25 C
V
SY
= 1.35V
A
V
= 10,000
V
SY
= 2.5V
A
V
= 10,000
Figure 31. Maximum Output Swing
vs. Frequency at +5 V
Figure 32. 0.1 Hz to 10 Hz Noise
at +2.7 V
Figure 33. 0.1 Hz to 10 Hz Noise at +5 V
182
156
V
SY
= +2.7V
R
S
= 0
e
n
– nV/ Hz
112
96
V
SY
= +2.7V
R
S
= 0
91
78
e
n
– nV/ Hz
65
52
39
26
13
V
SY
= +5V
R
S
= 0
e
n
– nV/ Hz
130
104
78
52
26
0
0.5
1.0
1.5
FREQUENCY – kHz
2.0
2.5
80
64
48
32
16
0
5
10
15
FREQUENCY – kHz
20
25
0
0.5
1.0
1.5
FREQUENCY – kHz
2.0
2.5
Figure 34. Voltage Noise Density at
+2.7 V from 0 Hz to 2.5 kHz
Figure 35. Voltage Noise Density at
+2.7 V from 0 Hz to 25 kHz
Figure 36. Voltage Noise Density at
+5 V from 0 Hz to 2.5 kHz
–8–
REV. 0
AD [ ANALOG DEVICES ]
