ACS8520T Semtech, ACS8520T Datasheet - Page 146

• Manufacturer Part Number: ACS8520T
• Description: Synchronous Equipment Timing Source (SETS) for Stratum 3/4E/4 and SMC Systems
• Manufacturer: Semtech

AMI
APLL
BITS
DFS
DPLL
DS1
DTO
E1
I/O
LOF
LOS
LQFP
LVDS
MTIE
NE
OCXO
PBO
PDH
PECL
PFD
PLL
POR
ppb
ppm
p-p
R/W
rms
RO
RoHS
SDH
SEC
SETS
SONET
SSU
STM
TDEV
TCXO
UI
WEEE
Revision 3.02/October 2005 © Semtech Corp.
Abbreviations
ADVANCED COMMUNICATIONS
Alternate Mark Inversion
Analogue Phase Locked Loop
Building Integrated Timing Supply
Digital Frequency Synthesis
Digital Phase Locked Loop
1544 kbit/s interface rate
Discrete Time Oscillator
2048 kbit/s interface rate
Input - Output
Loss of Frame Alignment
Loss Of Signal
Low profile Quad Flat Pack
Low Voltage Differential Signal
Maximum Time Interval Error
Network Element
Oven Controlled Crystal Oscillator
Phase Build-out
Plesiochronous Digital Hierarchy
Positive Emitter Coupled Logic
Phase and Frequency Detector
Phase Locked Loop
Power-On Reset
parts per billion
parts per million
peak-to-peak
Read/Write
root-mean-square
Read Only
Restrictive Use of Certain Hazardous
Substances (directive)
Synchronous Digital Hierarchy
SDH/SONET Equipment Clock
Synchronous Equipment Timing source
Synchronous Optical Network
Synchronization Supply Unit
Synchronous Transport Module
Time Deviation
Temperature Compensated Crystal
Oscillator
Unit Interval
Waste Electrical and Electronic
Equipment (directive)
FINAL
Page 146
[1] ANSI T1.101-1999 (1999)
Synchronization Interface Standard
[2] AT & T 62411 (12/1990)
ACCUNET
Specification
[3] ETSI ETS 300 462-3, (01/1997)
Transmission and Multiplexing (TM); Generic
requirements for synchronization networks; Part 3: The
control of jitter and wander within synchronization
networks
[4] ETSI ETS 300 462-5 (09/1996)
Transmission and Multiplexing (TM); Generic
requirements for synchronization networks; Part 5: Timing
characteristics of slave clocks suitable for operation in
Synchronous Digital Hierarchy (SDH) equipment
[5] IEEE 1149.1 (1990)
Standard Test Access Port and Boundary-Scan
Architecture
[6] ITU-T G.703 (10/1998)
Physical/electrical characteristics of hierarchical digital
interfaces
[7] ITU-T G.736 (03/1993)
Characteristics of a synchronous digital multiplex
equipment operating at 2048 kbit/s
[8] ITU-T G.742 (1988)
Second order digital multiplex equipment operating at
8448 kbit/s, and using positive justification
[9] ITU-T G.783 (10/2000)
Characteristics of synchronous digital hierarchy (SDH)
equipment functional blocks
[10] ITU-T G.812 (06/1998)
Timing requirements of slave clocks suitable for use as
node clocks in synchronization networks
[11] ITU-T G.813 (08/1996)
Timing characteristics of SDH equipment slave clocks
(SEC)
[12] ITU-T G.822 (11/1988)
Controlled slip rate objectives on an international digital
connection
[13] ITU-T G.823 (03/2000)
The control of jitter and wander within digital networks
which are based on the 2048 kbit/s hierarchy
References
®
T1.5 Service description and Interface
ACS8520 SETS
DATASHEET
www.semtech.com