ADF4002
TABLE OF CONTENTS
Features .............................................................................................. 1
MUXOUT and Lock Detect.........................................................9
Input Shift Register .......................................................................9
Latch Maps and Descriptions ....................................................... 10
Latch Summary........................................................................... 10
Reference Counter Latch Map.................................................. 11
N Counter Latch Map................................................................ 12
Function Latch Map................................................................... 13
Initialization Latch Map ............................................................ 14
The Function Latch.................................................................... 15
The Initialization Latch ............................................................. 16
Applications..................................................................................... 17
Very Low Jitter Encode Clock for High Speed Converters... 17
PFD............................................................................................... 18
Interfacing ................................................................................... 18
PCB Design Guidelines for Chip Scale Package .................... 18
Outline Dimensions....................................................................... 20
Ordering Guide .......................................................................... 21
Applications....................................................................................... 1
General Description......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Timing Characteristics ................................................................ 4
Absolute Maximum Ratings............................................................ 5
Thermal Characteristics .............................................................. 5
ESD Caution.................................................................................. 5
Pin Configurations and Function Descriptions ........................... 6
Typical Performance Characteristics ............................................. 7
Theory of Operation ........................................................................ 8
Reference Input Section............................................................... 8
RF Input Stage............................................................................... 8
N Counter...................................................................................... 8
R Counter ...................................................................................... 8
Phase Frequency Detector (PFD) and Charge Pump.............. 8
REVISION HISTORY
4/06—Revision 0: Initial Version
Rev. 0 | Page 2 of 24