Datasheet

ADF4002 Data Sheet
Rev. C | Page 2 of 20
TABLE OF CONTENTS
Features .............................................................................................. 1
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
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
Function Latch ............................................................................ 15
Initialization Latch ..................................................................... 16
Applications ..................................................................................... 17
Very Low Jitter Encode Clock for High Speed Converters ... 17
PFD............................................................................................... 17
Interfacing ................................................................................... 17
PCB Design Guidelines for Chip Scale Package .................... 18
Outline Dimensions ....................................................................... 19
Ordering Guide .......................................................................... 19
REVISION HISTORY
12/12—Rev. B to Rev. C
Change to Table 1 ............................................................................. 4
Added RF
IN
A to RF
IN
B Parameter, Table 3 .................................... 5
Updated Outline Dimensions ....................................................... 19
Changes to Ordering Guide .......................................................... 19
9/11—Rev. A to Rev. B
Changes to Normalized Phase Noise Floor (PN
SYNTH
) Parameter
and Endnote 6, Table 1 ..................................................................... 4
Added Normalized 1/f Noise (PN
1_f
) Parameter and Endnote 7,
Table 1 ................................................................................................ 4
Changes to Figure 4 and Table 5 ...................................................... 6
Updated Outline Dimensions ....................................................... 19
4/07—Rev. 0 to Rev. A
Changes to Features List ................................................................... 1
Changes to Table 1 ............................................................................. 3
Deleted Figure .................................................................................... 7
Changes to Figure 16 ...................................................................... 11
4/06—Revision 0: Initial Version