EL5221C
Dual 12MHz Rail-to-Rail Input-Output Buffer
Typical Performance Curves
Output Impedance vs Frequency
Maximum Output Swing vs Frequency
200
12
V =±5V
T =25°C
A
S
10
8
160
120
80
V =±5V
S
T =25°C
A
6
4
2
0
R =10kΩ
L
C =12pF
L
Distortion <1%
40
0
10k
100k
1M
10M
10k
100k
1M
10M
Frequency (Hz)
Frequency (Hz)
PSRR vs Frequency
Input Voltage Noise Spectral Density vs Frequency
80
60
40
20
0
600
100
PSRR+
PSRR-
10
V =±5V
S
T =25°C
A
1
1k
10k
100
1k
10k
100k
1M
10M
100M
100k
1M
100
10M
Frequency (Hz)
Frequency (Hz)
Total Harmonic Distortion + Noise vs Frequency
Channel Separation vs Frequency Response
0.010
0.009
0.008
0.007
0.006
0.005
0.004
0.003
0.002
0.001
-60
-80
Dual measured Channel A to B
Quad measured Channel A to D or B to C
Other combinations yield improved rejection.
V =±5V
S
R =10kΩ
IN
L
V =220mV
RMS
-100
-120
-140
V =±5V
S
R =10kΩ
L
V =1V
IN
RMS
1k
10k
100k
1M
6M
1k
10k
100k
Frequency (Hz)
Frequency (Hz)
7
ELANTEC [ ELANTEC SEMICONDUCTOR ]
