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參數(shù)資料
| 型號： | HFA3724 |
| 廠商： | HARRIS SEMICONDUCTOR |
| 元件分類： | 衰減器 |
| 英文描述： | 400MHz Quadrature IF Modulator/Demodulator |
| 中文描述： | MODEM |
| 文件頁數(shù)： | 14/24頁 |
| 文件大?。?/td> | 186K |
| 代理商： | HFA3724 |
14
FIGURE 18. TYPICAL MODULATOR I/Q 3dB CUTOFF
FREQUENCY CURVES
FIGURE 19. LPF CUTOFF FREQUENCY vs R
TUNE
, V
CC
= 3V,
T
A
= 25
o
C
FIGURE 20. LPF CUTOFF FREQUENCY vs TEMPERATURE
AND V
CC
(NOTE 4 ON AC ELECTRICAL
SPECIFICATIONS, MODULATOR
PERFORMANCE TABLE)
FIGURE 21. TYPICAL MODULATOR SPREAD SPECTRUM
OUTPUT 11M CHIPS/s, QPSK. R
TUNE
TO 7.7MHz,
8.8MHz SETTING
FIGURE 22. TYPICAL MODULATOR SPREAD SPECTRUM OUTPUT WITH R
TUNE
TO +20%
OF 4.4MHz SETTING FOR ILLUSTRATION PURPOSES ONLY
Typical Performance Curves, Modulator
(See Figure 23 Test Diagram)
(Continued)
0dB
1-3dB
1MHz
2MHz
10MHz
-30 -25 -20 -15
-10
-5
0
+5
+10 +15 +20 +25 +30
+20%
-20%
P
[(787-R
TUNE
)/R
TUNE
]* 100%
-60
100
-40
-20
0
20
40
60
80
P
+10%
-10%
0%
2%/DIV.
TEMPERATURE
280MHz
1
-24dBm
SPAN 50MHz
BW = 300kHz
VBW = 1kHz
-24dBm
280MHz
SPAN 50MHz
BW = 300kHz
VBW = 1kHz
1
HFA3724
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PDF描述 |
|---|---|
| HFA3724IN | 400MHz Quadrature IF Modulator/Demodulator |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HFA3724/3725IN WAF | 制造商:Harris Corporation 功能描述: |
| HFA3724/3726IN WAF | 制造商:Harris Corporation 功能描述: |
| HFA3724IN | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| HFA3724IN96 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| HFA3724INS2539 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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