Datasheet

ADN2817/ADN2818 Data Sheet
Rev. E | Page 2 of 40
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 3
Specifications ..................................................................................... 4
Jitter Specifications ....................................................................... 5
Output and Timing Specifications ............................................. 6
Bit Error Rate Monitor Specifications ....................................... 8
Timing Characteristics ................................................................ 9
Absolute Maximum Ratings .......................................................... 10
Thermal Characteristics ............................................................ 10
ESD Caution ................................................................................ 10
Pin Configuration and Function Descriptions ........................... 11
Typical Performance Characteristics ........................................... 12
I
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C Interface Timing and Internal Register Description ........... 14
Terminology .................................................................................... 18
Input Sensitivity and Input Overdrive ..................................... 18
Single-Ended vs. Differential .................................................... 18
LOS Response Time ................................................................... 18
Jitter Specifications ......................................................................... 19
Jitter Generation ......................................................................... 19
Jitter Transfer ............................................................................... 19
Jitter Tolerance ............................................................................ 19
Theory of Operation ...................................................................... 20
Functional Description .................................................................. 22
Frequency Acquisition ............................................................... 22
Lock Detector Operation .......................................................... 22
Harmonic Detector .................................................................... 23
Limiting Amplifier (ADN2817 Only) ..................................... 23
Slice Level Adjust (ADN2817 Only) ........................................ 23
Loss of Signal (LOS) Detector (ADN2817 Only) .................. 23
Sample Phase Adjust .................................................................. 24
Bit Error Rate (BER) Monitor ................................................... 24
Squelch Mode ............................................................................. 25
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C Interface ................................................................................ 25
Reference Clock (Optional) ...................................................... 26
Additional Features Available via the I
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C Interface ............... 28
Applications Information .............................................................. 30
PCB Design Guidelines ............................................................. 30
DC-Coupled Application .......................................................... 32
Coarse Data Rate Readback Look-Up Table ............................... 33
HI_CODE and LO_CODE Look-Up Table ................................ 35
Outline Dimensions ....................................................................... 38
Ordering Guide .......................................................................... 38