Advanced Analog Circuits
Data Sheet
AZ4558A
DUAL LOW NOISE OPERATIONAL AMPLIFIERS
Typical Performance Characteristics
120
110
30
Open Loop Voltage Gain (dB)
100
90
80
70
60
50
40
30
20
10
0
1
10
100
1k
V
CC
=15V, V
EE
=-15V
Output Voltage Swing (V)
R
L
=2K
Ω
,T
A
=25 C
o
25
20
15
10
V
CC
=15V,V
EE
=-15V,
R
L
=2K
Ω
, T
A
=25 C
o
5
10k
100k
1M
10M
0
10
1
10
2
10
3
10
4
10
5
10
6
Frequency (Hz)
Frequency (Hz)
Figure 4. Open Loop Voltage Gain vs. Frequency
Figure 5. Maximum Output Voltage Swing vs. Frequency
30
28
10
3
V
CC
=15V,V
EE
=-15V
T
A
=25 C
o
Equivalent Input Noise Voltage (nV/(HZ) )
0.5
Output Voltage Swing (V)
26
24
22
20
18
16
14
12
0.1
V
CC
=15V, V
EE
=-15V
10
2
R
S
=50
Ω
,T
A
=25 C
o
10
1
10
0
1
10
10
0
10
1
10
2
10
3
Load Resistance (K
Ω
)
Frequency (Hz)
Figure 6. Maximum Output Voltage Swing
vs. Load Resistance
Figure 7. Equivalent Input Noise Voltage vs. Frequency
August 2003
5
Rev.1.1
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
