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参数资料
| 型号： | ACD2203RS8P1 |
| 厂商： | ANADIGICS INC |
| 元件分类： | 上/下变频器 |
| 英文描述： | RF/MICROWAVE DOWN CONVERTER |
| 封装： | ROHS COMPLIANT, S8, MO-137AF, SSOP-28 |
| 文件页数： | 6/24页 |
| 文件大小： | 1607K |
| 代理商： | ACD2203RS8P1 |
14
PRELIMINARY DATA SHEET - Rev 1.5
04/2008
ACD2203
Programmable Modes
Eachregistercontainsbitssetasideforprogramming
differentmodesofoperationinthesynthesizers.BitD1
ineachreferencedividerregistercontrolsthephase
detectorpolarity.Table14showshowthisbitcontrols
thepolarity,andthecorrectsettingisdeterminedby
usingTable15andFigure22.
Figure 22: VCO Characteristics
(1)
(2)
VCO INPUT VOLTAGE
VCO OUTPUT
FREQUENCY
BitC1ineachmaindividerregistersetstheprescalar
mode.Table 16 indicates the appropriate settings.
(Currently,thereisonlyoneprescalarmodeavailable
foruse.)
Table 16: Prescalar Mode
BitC2inthemaindividerregisters,bitsD2throughD5
inthereferencedividerregisters,andbitsX1andX2
inallregistersarereservedbitsthatshouldbesetto
logiclowforproperoperationofthesynthesizer.
Table 11: Main Divider A Counter Bits
VALUE OF A
COUNTER
A
7
A
6
A
5
A
4
A
3
A
2
A
1
0
1
0
1
-
127
1
Table 11: Phase Detector Polarity Bit
S
2
S
1
D
1
0
PLL2PhaseDetectorPolarity
1
0
PLL1PhaseDetectorPolarity
Table 15: Phase Detector Polarity Selection
D
1
POLARITY
VCO
CHARACTERISTICS
0
Negative
curve(2)
1
Positive
curve(1)
C
1
PRESCALAR MODE
0
64/65
1
(reservedforfutureuse)
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相关代理商/技术参数 |
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| ACD2203S8GP0 | 制造商:ANADIGICS 制造商全称:ANADIGICS, Inc 功能描述:CATV/TV/Video Downconverter with Dual Synthesizer |
| ACD2203S8GP1 | 制造商:ANADIGICS 制造商全称:ANADIGICS, Inc 功能描述:CATV/TV/Video Downconverter with Dual Synthesizer |
| ACD2203S8P0 | 制造商:ANADIGICS 制造商全称:ANADIGICS, Inc 功能描述:CATV/TV/Video Downconverter with Dual Synthesizer |
| ACD2203S8P1 | 制造商:ANADIGICS 制造商全称:ANADIGICS, Inc 功能描述:CATV/TV/Video Downconverter with Dual Synthesizer |
| ACD2204 | 制造商:ANADIGICS 制造商全称:ANADIGICS, Inc 功能描述:CATV/TV/Video Downconverter with Dual Synthesizer |
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