參數(shù)資料
型號： AD9853AS
廠商： ANALOG DEVICES INC
元件分類： 通信及網(wǎng)絡(luò)
英文描述： Programmable Digital OPSK/16-QAM Modulator
中文描述： SPECIALTY TELECOM CIRCUIT, PQFP44
封裝： METRIC, QFP-44
文件頁數(shù)： 8/31頁
文件大?。?/td> 335K
代理商： AD9853AS
AD9853
–8–
REV. C
0
–10
–100
START 0Hz
STOP 60MHz
6MHz/
–40
–70
–80
–90
–20
–30
–60
–50
RBW = 3kHz
VBW = 3kHz
SWT = 17s
RF ATT = 30dB
REF LVL = 0dBm
Figure 8. A
OUT
= 1 MHz
0
0
–10
–100
START 0Hz
STOP 60MHz
6MHz/
–40
–70
–80
–90
–20
–30
–60
–50
RBW = 3kHz
VBW = 3kHz
SWT = 17s
RF ATT = 30dB
REF LVL = 0dBm
Figure 9. A
OUT
= 42 MHz
Modulated Output Spectrum with 5 V Supply,
a
= 0.25, 27.5 MHz REFCLK
0
–10
–10
0START 0Hz
STOP 80MHz
8MHz/
–40
–70
–80
–90
–20
–30
–60
–50
RBW = 3kHz
VBW = 3kHz
SWT = 22.5s
RF ATT = 10dB
REF LVL = –20dBm
Figure 7. QPSK, 1.375 Mb/s, A
OUT
= 65 MHz
Single Tone Output Spectrum with +3.3 V Supply, 20.48 MHz REFCLK
0
0
–10
–100
START 0Hz
STOP 60MHz
6MHz/
–40
–70
–80
–90
–20
–30
–60
–50
RBW = 3kHz
VBW = 3kHz
SWT = 17s
RF ATT = 30dB
REF LVL = 0dBm
Figure 11. A
OUT
= 20 MHz
0
–10
–100
CENTER 40Hz
SPAN 80MHz
8MHz/
–40
–70
–80
–90
–20
–30
–60
–50
RBW = 5kHz
VBW = 5kHz
SWT = 8s
RF ATT = 30dB
REF LVL = 0dBm
Figure 12. A
OUT
= 65 MHz
(+5 V Supply, 27.5 MHz REFCLK)
0
–10
–100
START 0 Hz
STOP 80 MHz
8 MHz/
–40
–70
–80
–90
–20
–30
–60
–50
RBW = 3kHz
VBW = 3kHz
SWT = 22.5s
RF ATT = 10dB
REF LVL = –20dBm
Figure 10. QPSK, 5.5 Mb/s, A
OUT
= 65 MHz
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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