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EL4501_06 Datasheet, PDF (6/19 Pages) Intersil Corporation – Video Front End
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Typical Performance Curves (Continued)
EL4501
10K
1K
100
10
10 100 1K 10K 100K 1M 10M 100M
FREQUENCY (Hz)
FIGURE 11. VOLTAGE NOISE vs FREQUENCY - VIDEO AMP
0.08
0.04
RF=0Ω
AV=1
0
-0.04
-0.08
RL=150Ω
RL=10kΩ
-0.12
0.5
1
1.5
2
2.5
3
3.5
VOUT (V)
FIGURE 13. DIFFERENTIAL PHASE FOR RL TIED TO 0V
0.15
0.05
RL=10kΩ
-0.05
-0.15
-0.25
-0.35
0.5
RL=150Ω
1
1.5
2
2.5
VOUT (V)
RF=1kΩ
AV=2
3
3.5
FIGURE 15. DIFFERENTIAL PHASE FOR RL TIED TO 0V
0.25
0.2
0.15
0.1
RL=150Ω
0.05
0
-0.05
-0.1
0.5
RL=10kΩ
1
1.5
2
2.5
VOUT (V)
RF=0Ω
AV=1
3
3.5
FIGURE 12. DIFFERENTIAL GAIN FOR RL TIED TO 0V
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
0.5
RF=1kΩ
AV=2
RL=150Ω
RL=10kΩ
1
1.5
2
2.5
3
3.5
VOUT (V)
FIGURE 14. DIFFERENTIAL GAIN FOR RL TIED TO 0V
1600
1200
AV=2
RF=1kΩ
RL=150Ω
VIN=1V STEP
VREF_IN=13.V
800
400
0
0
100
200
300
400
500
HOLD CAPACITANCE (pF)
FIGURE 16. ACQUISITION TIME vs HOLD CAPACITANCE
6
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