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