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82P33931-1 Datasheet, PDF (1/4 Pages) Integrated Device Technology – Synchronization System for IEEE 1588 | |||
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Synchronization System
for IEEE 1588
82P33931 / 82P33931-1
Datasheet
HIGHLIGHTS
⢠System implements ITU-T telecom profiles
⢠Composed of IDTâs IEEE 1588 software and IDTâs Synchronization
Management Unit (SMU) hardware
⢠Operates as IEEE 1588 / PTP slave
⢠Recovers accurate and stable synchronization signals from packet
based IEEE 1588 / PTP master
⢠Provides integrated physical layer frequency support
⢠Operates as an IEEE 1588 / PTP master
SOFTWARE
⢠C99 source code distribution, supporting POSIX-based Operating Sys-
tems (OSs) such as Linux
⢠IEEE 1588 compliant Precision Time Protocol (PTP) stack
⢠Abstraction interface supports user-supplied IEEE 1588 compliant Pre-
cision Time Protocol (PTP) stack
⢠Reference trackers filter packet synchronization noise from IEEE 1588
unaware networks
HARDWARE
⢠Synchronization Management Unit (SMU) provides tools to manage
physical layer and packet based synchronous clocks for IEEE 1588
Telecom Profile applications
⢠Supports independent IEEE 1588 and Synchronous Ethernet (SyncE)
timing paths
⢠Combo mode provides SyncE physical layer frequency support for IEEE
1588 Telecom Boundary Clocks (T-BC) and Telecom Time Slave Clocks
(T-TSC) per G.8273.2
⢠Digital PLLs can be configured as Digitally Controlled Oscillators
(DCOs) for IEEE 1588 clock synthesis
⢠Generates G.8262 compliant SyncE clocks
⢠Fractional-N input dividers support a wide range of reference frequen-
cies
⢠Locks to 1 pulse per second (PPS) references from GPS based sources
⢠Loads configuration from an external EPROM after reset
APPLICATIONS
⢠Access routers, edge routers, core routers
⢠Carrier Ethernet switches
⢠Multiservice access platforms
⢠PON OLT
⢠LTE eNodeB
⢠ITU-T G.8265.1 & G.8275.1 Telecom Profile clock synthesizer
⢠ITU-T G.8273.2 Telecom Boundary Clock (T-BC) and Telecom
⢠Time Slave Clock (T-TSC)
⢠ITU-T G.8264 Synchronous Equipment Timing Source (SETS)
⢠ITU-T G.8263 Packet-based Equipment Clock (PEC)
⢠ITU-T G.8262 Synchronous Ethernet Equipment Clock (EEC)
⢠ITU-T G.813 Synchronous Equipment Clock (SEC)
⢠Telcordia GR-253-CORE Stratum 3 Clock (S3) and SONET Minimum
Clock (SMC)
©2017 Integrated Device Technology, Inc.
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April 5, 2017
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