IDT82V3012 Integrated Device Technology, IDT82V3012 Datasheet - Page 3

• Manufacturer Part Number: IDT82V3012
• Description: T1/e1/oc3 Wan Pll With Dual Reference Inputs
• Manufacturer: Integrated Device Technology

Table Of Contents
1
2
3
4
5
6
7
Pin Description...................................................................................................................................................................................................7
Functional Description ....................................................................................................................................................................................10
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
2.10 Reset, Lock and TIE Application .............................................................................................................................................................15
2.11 Power Supply Filtering Techniques .........................................................................................................................................................16
Measures of Performance ...............................................................................................................................................................................17
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.10 Maximum Time Interval Error (MTIE) ......................................................................................................................................................17
3.11 Phase Continuity .....................................................................................................................................................................................18
3.12 Phase Lock Time.....................................................................................................................................................................................18
Absolute Maximum Ratings ............................................................................................................................................................................19
Recommended DC Operating Conditions .....................................................................................................................................................19
DC Electrical Characteristics ..........................................................................................................................................................................19
6.1
6.2
7.1
7.2
7.3
7.4
7.5
7.6
7.7
7.8
AC Electrical Characteristics .........................................................................................................................................................................21
State Control Circuit ................................................................................................................................................................................10
2.1.1
2.1.2
2.1.3
2.1.4
Frequency Select Circuit .........................................................................................................................................................................11
Reference Input Switch ...........................................................................................................................................................................11
Reference Input Monitor ..........................................................................................................................................................................12
Invalid Input Signal Detection ..................................................................................................................................................................12
TIE Control Block.....................................................................................................................................................................................12
DPLL Block..............................................................................................................................................................................................13
2.7.1
2.7.2
2.7.3
2.7.4
2.7.5
2.7.6
2.7.7
OSC.........................................................................................................................................................................................................15
2.8.1
JTAG .......................................................................................................................................................................................................15
Intrinsic Jitter ...........................................................................................................................................................................................17
Jitter Tolerance........................................................................................................................................................................................17
Jitter Transfer ..........................................................................................................................................................................................17
Frequency Accuracy................................................................................................................................................................................17
Holdover Accuracy ..................................................................................................................................................................................17
Capture Range ........................................................................................................................................................................................17
Lock Range .............................................................................................................................................................................................17
Phase Slope ............................................................................................................................................................................................17
Time Interval Error (TIE)..........................................................................................................................................................................17
Single End Input/Output Port...................................................................................................................................................................19
Differential Output Port (LVDS) ...............................................................................................................................................................20
Performance ............................................................................................................................................................................................21
Intrinsic Jitter Unfiltered ...........................................................................................................................................................................22
C1.5o (1.544 MHz) Intrinsic Jitter Filtered ...............................................................................................................................................22
C2o (2.048 MHz) Intrinsic Jitter Filtered ..................................................................................................................................................22
C19o (19.44 MHz) Intrinsic Jitter Filtered ................................................................................................................................................22
8 kHz Input to 8 kHz Output Jitter Transfer .............................................................................................................................................23
1.544 MHz Input to 1.544 MHz Output Jitter Transfer.............................................................................................................................23
2.048 MHz Input to 2.048 MHz Output Jitter Transfer.............................................................................................................................23
Normal Mode..............................................................................................................................................................................11
Fast Lock Mode..........................................................................................................................................................................11
Holdover Mode ...........................................................................................................................................................................11
Freerun Mode.............................................................................................................................................................................11
Phase Detector (PHD)................................................................................................................................................................13
Limiter.........................................................................................................................................................................................13
Loop Filter ..................................................................................................................................................................................14
Fraction Block.............................................................................................................................................................................14
Digital Control Oscillator (DCO)..................................................................................................................................................14
Lock Indicator .............................................................................................................................................................................14
Output Interface..........................................................................................................................................................................14
Clock Oscillator ..........................................................................................................................................................................15
TABLE OF CONTENTS
3
May 24, 2006