參數(shù)資料
型號(hào): ADL5371ACPZ-R2
廠商: ANALOG DEVICES INC
元件分類: 調(diào)制器/解調(diào)器
英文描述: 700 MHz - 1300 MHz RF/MICROWAVE QUADRAPHASE MODULATOR
封裝: LEAD FREE, MO-220VGGD-2, LFCSP-24
文件頁(yè)數(shù): 7/20頁(yè)
文件大小: 930K
代理商: ADL5371ACPZ-R2
ADL5371
Rev. 0 | Page 15 of 20
LO GENERATION USING PLLS
Analog Devices has a line of PLLs that can be used for
generating the LO signal. Table 4 lists the PLLs together with
their maximum frequency and phase noise performance.
Table 4. ADI PLL Selection Table
Part
Frequency fIN (MHz)
Phase Noise @ 1 kHz Offset
and 200 kHz PFD (dBc/Hz)
ADF4110
550
91 @ 540 MHz
ADF4111
1200
87 @ 900 MHz
ADF4112
3000
90 @ 900 MHz
ADF4113
4000
91 @ 900 MHz
ADF4116
550
89 @ 540 MHz
ADF4117
1200
87 @ 900 MHz
ADF4118
3000
90 @ 900 MHz
The ADF4360 comes as a family of chips, with nine operating
frequency ranges. One is chosen, depending on the local
oscillator frequency required. While the use of the integrated
synthesizer may come at the expense of slightly degraded noise
performance from the ADL5371, it can be a cheaper alternative
to a separate PLL and VCO solution. Table 5 shows the options
available.
Table 5. ADF4360 Family Operating Frequencies
Part
Output Frequency Range (MHz)
ADF4360-0
2400 to 2725
ADF4360-1
2050 to 2450
ADF4360-2
1850 to 2150
ADF4360-3
1600 to 1950
ADF4360-4
1450 to 1750
ADF4360-5
1200 to 1400
ADF4360-6
1050 to 1250
ADF4360-7
350 to 1800
ADF4360-8
65 to 400
TRANSMIT DAC OPTIONS
The AD9779 recommended in the previous sections of this data
sheet is by no means the only DAC that can be used to drive the
ADL5371. There are other appropriate DACs, depending on the
level of performance required. Table 6 lists the dual TxDACs
offered by Analog Devices.
Table 6. Dual TxDAC Selection Table
Part
Resolution (Bits)
Update Rate (MSPS Minimum)
AD9709
8
125
AD9761
10
40
AD9763
10
125
AD9765
12
125
AD9767
14
125
AD9773
12
160
AD9775
14
160
AD9777
16
160
AD9776
12
1000
AD9778
14
1000
AD9779
16
1000
All DACs listed have nominal bias levels of 0.5 V and use the same
simple DAC-modulator interface that is shown in Figure 29.
MODULATOR/DEMODULATOR OPTIONS
Table 7 lists other Analog Devices modulators and demodulators.
Table 7. Modulator/Demodulator Options
Part
Modulator/
Demodulator
Frequency
Range (MHz)
Comments
AD8345
Modulator
140 to 1000
AD8346
Modulator
800 to 2500
AD8349
Modulator
700 to 2700
ADL5390
Modulator
20 to 2400
External
quadrature
ADL5385
Modulator
50 to 2200
ADL5370
Modulator
300 to 1000
ADL5372
Modulator
1500 to 2500
ADL5373
Modulator
2300 to 3000
ADL5374
Modulator
3000 to 4000
AD8347
Demodulator
800 to 2700
AD8348
Demodulator
50 to 1000
AD8340
Vector
modulator
700 to 1000
AD8341
Vector
modulator
1500 to 2400
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