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| PE97240 Datasheet, PDF (8/21 Pages) Peregrine Semiconductor – Radiation Tolerant UltraCMOS Integer-N Frequency Synthesizer for Low Phase Noise Applications | |||
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Figure 4. Equivalent Input Diagram: Digital Input
Digital Input
VDD
Digital
Lbw
Input Pin
Rf = 87 kΩ
Ceq = 1 pF
Lbw = 3 nH
Rf
Ceq
DOC-69911
PE97240
Product Specification
Figure 5. Equivalent Input Diagram: Reference Input
Reference Input
VDD
Rf
FR
Pin 37
Lbw
3 nH
Lbw
Pin 37
Rf
Rf = 15 kΩ
Ceq = 4.5 pF
Lbw = 3 nH
Ceq
DOC-02126
Figure 6. Equivalent Input Diagram: Main Input
Main Input
VDD
FIN
Lbw
Pin 26
3 nH
Rf
VDD
FIN
Lbw
Rf
Pin 25
3 nH
Pin 26
Lbw
Rf
Lbw
Pin 25
Rf
Rf = 50 kΩ
Ceq = 1 pF
Lbw = 3 nH
Ceq
Ceq
DOC-02127
©2010-2015 Peregrine Semiconductor Corp. All rights reserved.
Page 8 of 21
Document No. DOC-15214-7 â UltraCMOS® RFIC Solutions
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