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SA5219 Datasheet, PDF (13/18 Pages) NXP Semiconductors – Wideband variable gain amplifier | |||
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Philips Semiconductors
Wideband variable gain amplifier
Product specification
SA5219
16
14
12
0⦠Termination
on INB
10
8
50⦠Termination
on INB
6
T = 25°C
4
VAGC = 1.1V
RS = RL = 50â¦
Rt = â on INA
2
See test-setup 1
0
10
100
Frequency (MHz)
1000
SR00303
Figure 31. Noise Figure vs Frequency
1.4
1.35
VCC = 7.0V
VCC = 6.0V
VCC = 5.0V
1.3
VCC = 4.5V
1.25
1.2
1.15
1.1
Bandgap Load = 2kâ¦
1.05
1
â100
â50
0
50
100
150
Temperature (°C)
SR00304
Figure 32. Bandgap Voltage vs Temperature and VCC
12
10
8
6
4
RS = RL = 50â¦
Rt = 50â¦
R1 = R2 = 10k
2
f = 100MHz
See Figure 10
0
â60
â10
40
90
140
Temperature (°C)
SR00305
Figure 33. Fixed Gain vs Temperature
1997 Nov 07
13
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