參數(shù)資料
型號(hào): AD9853
廠商: Analog Devices, Inc.
英文描述: Programmable Digital QPSK/16-QAM Modulator(可編程數(shù)字的四相移鍵控/16-正交幅度調(diào)制的調(diào)節(jié)器)
中文描述: 可編程數(shù)字QPSK/16-QAM調(diào)制器(可編程數(shù)字的四相移鍵控/ 16 -正交幅度調(diào)制的調(diào)節(jié)器)
文件頁數(shù): 10/31頁
文件大?。?/td> 339K
代理商: AD9853
AD9853
–10–
REV. A
SYMBOLS
1.2
–1.2
0
T
3
REF LVL
–8dBm
CF 42MHz MEAS SIGNAL
SR 1.28MHz EYE [1]
DEMOD 16QAM
Figure 18. 16-QAM Modulation
1.2
–1.2
–1.5
1.5
REAL
T
REF LVL
–8dBm
CF 42MHz MEAS SIGNAL
SR 1.28MHz CONSTELLATION
DEMOD 16QAM
Figure 19. 16-QAM Modulation
SYMBOLS
1.2
–1.2
0
T
3
REF LVL
–7dBm
CF 42MHz MEAS SIGNAL
SR 1.28MHz EYE [1]
DEMOD QPSK
Figure 16. QPSK Modulation
1.2
–1.2
–1.5
1.5
REAL
T
REF LVL
–7dBm
CF 42MHz MEAS SIGNAL
SR 1.28MHz CONSTELLATION
DEMOD QPSK
Figure 17. QPSK Modulation
Typical Plots of Eye Diagrams and Constellations
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參數(shù)描述
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