EL2227C
EL2227C
Dual Very Low Noise Amplifier
Typical Performance Curves
Non-inverting Frequency Response for Various
Input Signal Levels
V
S
=±12V
R
F
=350Ω
A
V
=+2
R
L
=500Ω
Inverting Frequency Response for Various Input
Signal Levels
4
3
2
Normalized Gain (dB)
1
0
-1
-2
-3
-4
-5
4
3
2
Normalized Gain (dB)
1
0
-1
-2
-3
-4
-5
V
IN
=100mV
PP
V
IN
=20mV
PP
V
IN
=1.4V
PP
V
IN
=20mV
PP
V
IN
=500mV
PP
V
IN
=1V
PP
V
IN
=2V
PP
V
IN
=2.8V
PP
V
IN
=280mV
PP
V
S
=±12V
R
F
=420Ω
R
L
=500Ω
A
V
=-1
10M
Frequency (Hz)
Inverting Frequency Response for Various C
L
100M
200M
-6
100k
1M
10M
Frequency (Hz)
100M
-6
1M
Non-inverting Frequency Response for Various C
L
5
4
3
Normalized Gain (dB)
1
0
-1
-2
-3
-4
-5
1M
V
S
=±12V
R
F
=620Ω
R
L
=500Ω
A
V
=+2
10M
Frequency (Hz)
Non-inverting Frequency Response for Various R
L
4
3
2
Normalized Gain (dB)
1
0
-1
-2
-3
-4
-5
-6
1M
V
S
=±12V
R
F
=620Ω
C
L
=15pF
A
V
=+2
10M
Frequency (Hz)
100M
200M
R
L
=50Ω
R
L
=100Ω
R
L
=500Ω
Normalized Gain (dB)
4
3
2
1
0
-1
-2
-3
-4
-5
100M
200M
C
L
=2pF
Normalized Gain (dB)
2
C
L
=12pF
C
L
=30pF
4
3
2
1
0
-1
-2
-3
-4
-5
C
L
=30pF
C
L
=12pF
C
L
=2pF
V
S
=±12V
R
F
=420Ω
R
L
=500Ω
A
V
=-1
10M
Frequency (Hz)
Frequency Response for Various Output DC
Levels
V
O
=+10V
V
O
=-10V
V
O
=+5V
100M
200M
-6
1M
V
O
=0V
V
S
=±12V
R
F
=620Ω
R
L
=500Ω
A
V
=+2
1M
V
O
=-5V
-6
100k
10M
Frequency (Hz)
100M
5
ELANTEC [ ELANTEC SEMICONDUCTOR ]
