ds3104-se Maxim Integrated Products, Inc., ds3104-se Datasheet - Page 30

• Manufacturer Part Number: ds3104-se
• Description: Line Card Timing Ic With Synchronous Ethernet Support
• Manufacturer: Maxim Integrated Products, Inc.

Figure 7-3. T4 DPLL State Transition Diagram
________________________________________________________________________________________ DS3104-SE
Pre-locked 2
selected reference switch
selected reference
phase-locked > 2sec
selected reference switch
Reset
on selected reference
phase-lock regained
selected reference
inactive > 2 sec
> 2 sec
selected reference active
selected reference
inactive > 2 sec
Loss-of-Lock
Pre-locked
Free-Run
Locked
phase-locked to
selected reference
> 2 sec
loss-of-lock on
selected reference
selected reference active
selected reference
inactive > 2 sec
selected reference
inactive > 2sec
Holdover
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