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ADF4154BCP датащи(PDF) 2 Page - Analog Devices |
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ADF4154BCP датащи(HTML) 2 Page - Analog Devices |
2 / 20 page ADF4154 Rev. 0 | Page 2 of 20 TABLE OF CONTENTS Specifications..................................................................................... 3 Timing Characteristics..................................................................... 4 Absolute Maximum Ratings............................................................ 5 ESD Caution.................................................................................. 5 Pin Configuration and Pin Function Descriptions...................... 6 Typical Performance Characteristics ............................................. 7 Circuit Description........................................................................... 9 Reference Input Section............................................................... 9 RF Input Stage............................................................................... 9 RF INT Divider............................................................................. 9 INT, FRAC, MOD, and R Relationship...................................... 9 RF R Counter ................................................................................ 9 Phase Frequency Detector (PFD) and Charge Pump.............. 9 MUXOUT and Lock Detect...................................................... 10 Input Shift Registers ................................................................... 10 Program Modes .......................................................................... 10 Registers ........................................................................................... 11 Register Definition ..................................................................... 15 R-Divider Register, R1 ............................................................... 15 Control Register, R2 ................................................................... 15 Noise and Spur Register, R3 ...................................................... 16 Reserved Bits............................................................................... 16 RF Synthesizer: A Worked Example ........................................ 16 Modulus....................................................................................... 17 Reference Doubler and Reference Divider ............................. 17 12-Bit Programmable Modulus................................................ 17 Spurious Optimization and Fast-lock...................................... 17 Fast-Lock Timer and Register Sequences ............................... 17 Fast-Lock: A Worked Example ................................................. 18 Fast-Lock: Loop Filter Topology .............................................. 18 Spurious Signals.......................................................................... 18 Filter Design—ADIsimPLL....................................................... 18 Interfacing ................................................................................... 18 PCB Design Guidelines for Chip Scale Package .................... 19 Outline Dimensions ....................................................................... 20 Ordering Guide .......................................................................... 20 |
Аналогичный номер детали - ADF4154BCP |
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Аналогичное описание - ADF4154BCP |
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