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參數(shù)資料
| 型號： | CA2818C |
| 廠商： | MOTOROLA INC |
| 元件分類： | 衰減器 |
| 英文描述： | 18.5 dB 0.35-400 MHz 1000 mWATT WIDEBAND LINEAR AMPLIFIER |
| 中文描述： | 0.35 MHz - 400 MHz RF/MICROWAVE WIDE BAND MEDIUM POWER AMPLIFIER |
| 文件頁數(shù)： | 3/4頁 |
| 文件大小： | 121K |
| 代理商： | CA2818C |
3
CA2818C
MOTOROLA RF DEVICE DATA
fH, HARMONIC FREQUENCY (MHz)
100
700
600
500
400
300
200
0
– 20
– 30
– 40
– 50
– 60
– 70
– 80
– 90
H
Pout = + 20 dBm
15 V
24 V
28 V
TC = 25
°
C
Figure 7. Second Harmonic Distortion versus Voltage
f, FREQUENCY (MHz)
100
700
600
500
400
300
200
0
6
5
4
3
2
1
0
– 1
D
VCC = 24 V
TC = 25
°
C
Figure 8. Group Delay versus Frequency
Biased at 24 Volts
T = 25
°
C Zo = 50
(MHz)
S11
S21
S12
S22
Frequency
Mag
Ang
Mag
Ang
Mag
Ang
Mag
Ang
0.35
–17.0
18.7
18.4
7.4
–24.1
–169
–16.4
11.1
1
–17.3
10.7
18.6
3.4
–24.0
–175
–16.7
6.5
50
–16.3
–7.6
18.7
–38.8
–23.9
145
–17.0
–38.8
100
–15.6
–15.1
18.5
–70.1
–24.1
117
–18.4
–65.9
200
–14.0
–47.3
18.3
–149
–24.8
47.9
–20.6
–101
300
–14.1
–85
18.1
135
–25.3
–15
–16.6
–142
400
–18.0
–137
17.4
58
–25.9
–84.3
–14.2
134
Magnitude in dB, Phase Angle in degrees.
Table 1. S–Parameters
Figure 9. Functional Schematic
Figure 10. Intermodulation Test
PIN CONFIGURATION
1
2
8 9
7
3 4
5 6
OUTPUT
0.01
μ
F
INPUT
ITO = Po + IMD / 2 @ IMD > 60 dB
PEP = 4 x Po @ IMD = – 32 dB
f1
f2
2 f2 – f1
IMD
Po
VCC
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