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HFA1145 查看數據表(PDF) - Intersil

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HFA1145 Datasheet PDF : 13 Pages
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HFA1145
Typical Performance Curves VSUPPLY = ±5V, RF = 510Ω, TA = 25°C, RL = 100Ω, Unless Otherwise Specified (Continued)
VOUT = 200mVP-P
3 AV = +2
0
-3
RL = 500Ω RL = 1kΩ
RL = 50Ω
RL = 100Ω
RL = 50Ω
RL = 100Ω
0
RL = 1kΩ
90
RL = 500Ω
180
270
0.3
1
10
100
500
FREQUENCY (MHz)
FIGURE 17. FREQUENCY RESPONSE FOR VARIOUS LOAD
RESISTORS
500
AV = +2
400
AV = +1
300
VOUT = 200mVP-P
RF = 180Ω (+10)
+RS = 510Ω (+1)
200
AV = +10
100
0
-100
-50
0
50
100
150
TEMPERATURE (°C)
FIGURE 18. -3dB BANDWIDTH vs TEMPERATURE
0.25
VOUT = 200mVP-P
+RS = 510Ω (+1)
0.20
0.15
0.10
0.05
0
-0.05
-0.10
AV = +2
AV = +1
-30
AV = +2
-40 VIN = 1VP-P
-50
-60
-70
-80
-90
1
10
75
FREQUENCY (MHz)
FIGURE 19. GAIN FLATNESS
0.3
1
10
100
FREQUENCY (MHz)
FIGURE 20. OFF ISOLATION
-40
VOUT = 2VP-P
-50
-60
-70
-80
-90
AV = +1, +2
AV = -1
AV = +2
1K
100
10
1
0.1
0.01
0.3
1
10
100
FREQUENCY (MHz)
FIGURE 21. REVERSE ISOLATION (S12)
10
0.3
1
10
100
FREQUENCY (MHz)
FIGURE 22. ENABLED OUTPUT IMPEDANCE
1000
FN3955.5
June 1, 2006

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