EL2228C - Preliminary
Dual Low Noise Amplifier
Typical Performance Curves
Peaking vs ±Supply Voltage for Non-inverting
Peaking vs ±Supply Voltage for Inverting Gains
Gains
1
0.2
0.16
0.12
0.08
0.04
0
V =±12V
V =±12V
S
S
R =420W
R =420W
F
F
R =500W
R =500W
L
A =+1
V
0.8
0.6
0.4
0.2
0
L
A =+1
V
G=1
G=-1
G=-2
G=2
4.5
G=-10
10.5
G=10
2.5
6.5
8.5
10.5
12.5
2.5
4.5
6.5
8.5
12.5
Supply Voltage (±V)
Supply Voltage (±V)
Small Signal Step Response
V =±12V
Small Signal Step Response
V =±2.5V
S
S
R =420W
F
R =420W
F
A =1
V
A =1
V
R =500W
L
R =500W
L
20mV/div
20mV/div
50ns/div
50ns/div
Large Signal Step Response
V =±12V
Large Signal Step Response
V =±2.5V
S
S
R =420W
F
R =420W
F
A =1
V
A =1
V
R =500W
L
R =500W
L
0.5V/div
0.5V/div
50ns/div
50ns/div
6
ELANTEC [ ELANTEC SEMICONDUCTOR ]
