ADN2812 Data Sheet
Rev. E | Page 2 of 28
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Jitter Specifications ....................................................................... 4
Output and Timing Specifications ............................................. 5
Absolute Maximum Ratings ............................................................ 6
Thermal Characteristics .............................................................. 6
ESD Caution .................................................................................. 6
Timing Characteristics ..................................................................... 7
Pin Configuration and Function Descriptions ............................. 8
Typical Performance Characteristics ............................................. 9
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C Interface Timing and Internal Register Description ........... 10
Terminology .................................................................................... 12
Input Sensitivity and Input Overdrive ..................................... 12
Single-Ended vs. Differential .................................................... 12
LOS Response Time ................................................................... 12
Jitter Specifications ......................................................................... 13
Jitter Generation ......................................................................... 13
Jitter Transfer .............................................................................. 13
Jitter Tolerance ............................................................................ 13
Theory of Operation ...................................................................... 14
Functional Description .................................................................. 16
Frequency Acquisition ............................................................... 16
Limiting Amplifier ..................................................................... 16
Slice Adjust .................................................................................. 16
LOS Detector .............................................................................. 16
Lock Detector Operation .......................................................... 16
Harmonic Detector .................................................................... 17
Squelch Mode ............................................................................. 17
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C Interface ................................................................................ 18
Reference Clock (Optional) ...................................................... 18
Applications Information .............................................................. 21
PCB Design Guidelines ............................................................. 21
DC-Coupled Application .......................................................... 23
Coarse Data Rate Readback Look-Up Table ............................... 24
Outline Dimensions ....................................................................... 26
Ordering Guide .......................................................................... 26
REVISION HISTORY
3/12—Rev. D to Rev. E
Updated Outline Dimensions ....................................................... 26
Changes to Ordering Guide .......................................................... 26
5/10—Rev. C to Rev. D
Changes to Figure 4, Table 5 ........................................................... 8
Changes to Figure 24 ...................................................................... 21
2/09—Rev. B to Rev. C
Updated Outline Dimensions ....................................................... 26
Changes to Ordering Guide .......................................................... 26
6/07—Rev. A to Rev. B
Changes to Table 1 ............................................................................ 3
Changes to Table 6 .......................................................................... 11
Changes to LTR Mode Description ............................................. 19
Changes to Ordering Guide .......................................................... 26
11/04—Rev. 0 to Rev. A
Change to Specification .................................................................... 3
Updated Outline Dimensions ....................................................... 26
Changes to Using the Reference Clock to Lock onto Data
Section .............................................................................................. 19
3/04—Revision 0: Initial Ve rsion