EL2228C - Preliminary
Dual Low Noise Amplifier
Typical Performance Curves
1MHz 2nd and 3rd Harmonic Distortion vs Output
1MHz 2nd and 3rd Harmonic Distortion vs Output
Swing (V =±2.5V)
Swing (V =±12V)
S
S
-40
-50
-50
-60
2ndH
-60
-70
3rdH
3rdH
-70
-80
-80
-90
2ndH
-90
-100
-110
-100
0
4
8
12
16
20
0
0.5
1
1.5
2
2.5
Output Swing (V
)
Output Swing (V
)
PP
PP
1MHz 2nd and 3rd Harmonic Distortion vs Output
Swing (single-ended)
1MHz 2nd and 3rd Harmonic Distortion vs Output
Swing (single-ended)
-50
-60
-50
-60
V =±2.5V
S
A =2
V
R =420W
F
-70
3rd HD
2nd HD
2nd D
UT
-70
-80
-80
-90
3rd D
UT
-90
-100
-110
-120
V =±12V
S
-100
-110
A =2
V
R =420W
F
0
4
8
12
16
20
0
0.5
1
1.5
2
2.5
Output Swing (V
)
Output Swing (V
)
PP
PP
Voltage and Current Noise vs Frequency
Channel to Channel Isolation vs Frequency
18
16
14
12
10
8
0
-20
A ® B
B ® C
-40
E
N
-60
6
4
-80
I
N
2
0
10
-100
100k
100M
100
1k
10k
100k
1M
10M
Frequency (Hz)
Frequency (Hz)
8
ELANTEC [ ELANTEC SEMICONDUCTOR ]
