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參數(shù)資料
| 型號： | CD-700-KAF-GCB-XX.XXX |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Complete VCXO Based Phase Lock Loop |
| 中文描述： | 基于完整的石英振蕩器鎖相環(huán) |
| 文件頁數(shù)： | 8/14頁 |
| 文件大小： | 147K |
| 代理商： | CD-700-KAF-GCB-XX.XXX |
CD-700, VCXO Based PLL
Vectron International, 267 Lowell Rd, Hudson NH 03051-4916
Tel:1-88-VECTRON-1 Website: www.vectron.com
Page 8 of 14
Rev : 06Jul05
Figure 7. SPICE Model
*****CD-700 ac Loop model
vi 1 0 ac 1
ri 1 0 1k
*****Phase Detector
e1 2 0 1 0 1 (for closed loop response use: e1 2 0 1 12 1)
r2 2 3 30k
c1 3 0 60p
*****Phase Detector Gain=0.53 x Data Density (Data Density = 1 for clocks) for 5 volt
operation and = 0.35 x Data Density for 3.3 volt operation
e2 4 0 3 0 .
35
*****Loop filter
r1 4 5
60k
c2 5 0 10p
rf 5 6
90k
cf 6 7
1.0u
e3 7 0 5 0 –10000
***** VCXO, Input Bandwidth=50kHz
r5 7 8 160k
c4 8 0 20p
*****VCXO Gain x 2
∏
(Example: 19.440 MHz x 100 ppm x 2 x
∏
)
e4 9 0 8 0 12214
*****1/S model
r6 9 10 1000
c5 10 11 0.001u
e5 11 0 10 0 –1e
6
****Divide by n
e6 12 0 11 0 1
r7 12 0 1k
The bold numbers are user selectable R and C values that will vary depending
on the application (see Figure 11).
Vi Ri E1 R2 C1 E2 R1 C2 Rf Cf E3 R5 C4 E4 R6 C5 E5 E6 R7
1 2 3 4 5 6 7 8 9 10 11 12
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PDF描述 |
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| CD-700-KAF-GDB-XX.XXX | Complete VCXO Based Phase Lock Loop |
| CD-700-KAF-GEB-XX.XXX | Complete VCXO Based Phase Lock Loop |
| CD-700-KAF-GFB-XX.XXX | Complete VCXO Based Phase Lock Loop |
| CD-700-KAF-GGB-XX.XXX | Complete VCXO Based Phase Lock Loop |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CD-700-KAF-GCC-77.760 | 制造商:VECTRON 制造商全稱:Vectron International, Inc 功能描述:Complete VCXO Based Phase Lock Loop |
| CD-700-KAF-GCD-77.760 | 制造商:VECTRON 制造商全稱:Vectron International, Inc 功能描述:Complete VCXO Based Phase Lock Loop |
| CD-700-KAF-GDB-12.000 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Phase-Locked Loop |
| CD-700-KAF-GDB-12.288 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Phase-Locked Loop |
| CD-700-KAF-GDB-12.352 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Phase-Locked Loop |
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