ZL30367
Dual Channel IEEE 1588 & Synchronous
Ethernet Clock Line Card Translator
Short Form Data Sheet
March 2014
Features
Ordering Information:
ZL30367GDG2 144 Pin LBGA
•
Two independent clock channels
•
Frequency and Phase Sync over Packet Networks
•
Frequency accuracy performance for WCDMAFDD, GSM, LTE-FDD and femtocell applications
•
Frequency performance for ITU-T G.823 and
G.824 synchronization interface, as well as
G.8261 PNT PEC and CES interfaces
•
Phase Synchronization performance for
WCDMA-TDD, Mobile WiMAX, TD-SCDMA and
CDMA2000 applications
•
•
Trays
Pb Free Tin/Silver/Copper
-40oC to +85oC
Package size: 13 x 13 mm
•
Electrical phase alignment to input 1 Hz frame
pulse with associated reference clock (ref/sync
pairing)
•
Programmable synthesizers
Client holdover and reference switching
between multiple Servers
Server, client and boundary clock operation
•
•
Any output clock rate from 1 Hz to 750 MHz
•
Low output jitter for 10G PHYs
•
Six LVPECL outputs and six LVCMOS outputs
Field programmable via SPI/I2C interface
•
Any input clock rate from 1 kHz to 750 MHz
Applications
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Automatic hitless reference switching and digital
holdover on reference fail
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OTN muxponders and transponders
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10 Gigabit line cards
•
Synchronous Ethernet, SONET/SDH, Fibre
Channel, XAUI
•
Digital PLLs filter jitter at 5.2 Hz, 14 Hz, 28 Hz, 56
Hz, 112 Hz, 224 Hz, 448 Hz or 896 Hz
•
Operates from a single crystal resonator or clock
oscillator
O sc i
O sco
M aste r C lo ck
P a cke t_ R e f0
IE EE 1 5 8 8 ‐2 0 0 0
C o ntro l In fo rm a tio n
P ac ke t_ R e f1
IE EE 1 5 8 8 ‐2 0 0 0
C o ntro l In fo rm a tio n
R e f0
D iff / S in g le En d e d
F r 0 = B r 0 * K r 0 * M r 0 /N r 0
R e f1
D iff / S in g le En d e d
F r 1 = B r 1 * K r 1 * M r 1 /N r 1
R e f2
D iff / S in g le En d e d
F r 2 = B r 2 * K r 2 * M r 2 /N r 2
R e f3
D iff / S in g le En d e d
F r 3 = B r 3 * K r 3 * M r 3 /N r 3
R e f4
D iff / S in g le En d e d
F r 4 = B r 4 * K r 4 * M r 4 /N r 4
R e f5
D iff / S in g le En d e d
F r 5 = B r 5 * K r 5 * M r 5 /N r 5
R e f6
D iff / S in g le En d e d
F r 6 = B r 6 * K r 6 * M r 6 /N r 6
R e f7
D iff / S in g le En d e d
F r 7 = B r 7 * K r 7 * M r 7 /N r 7
R e f8
D iff / S ing le En d e d
F r 8 = B r 8 * K r 8 * M r 8 /N r 8
R e f9
S in g le En d e d
F r 9 = B r 9 * K r 9 * M r 9 /N r 9
R e f1 0
S in g le En d e d
F r 1 0 = B r 1 0 * K r 1 0 * M r 1 0 /N r 1 0
Z L3 0 3 6 7
C lo c k G e ne ra to r 0
S yn th e size r 0
F s= B s 0 * K s 0 * 1 6 * M s 0 /N s 0
D P LL 0 /N C O 0
S e le ct Lo o p b a nd .,
P h a se slo p e lim it
C lo c k G e ne ra to r 1
S yn th e size r 1
F s= B s 1 * K s 1 * 1 6 * M s 1 /N s 1
D P LL 1 /N C O 1
S e le ct Lo o p ba n d.,
P h ase slo pe lim it
C lo c k G e ne ra to r 2
S yn th e size r 2
F s= B s 2 * K s 2 * 1 6 * M s 2 /N s 2
D iv A
LV P E C L
hp d iff0 _ p /n
D iv B
LV P EC L
hp d iff1 _ p /n
D iv C
LV C M O S
h po u tclk0
D iv D
LV C M O S
h po u tclk1
D iv A
LV P E C L
hp d iff2 _ p /n
D iv B
LV P E C L
hp d iff3 _ p /n
D iv C
LV C M O S
h po u tclk2
D iv D
LV C M O S
h po u tclk3
D iv A
LV P E C L
hp d iff4 _ p /n
D iv B
LV P E C L
hp d iff5 _ p /n
D iv C
LV C M O S
h po u tclk4
D iv D
LV C M O S
h po u tclk5
S tate
M a ch in e
C o n figu ratio n
an d Sta tu s
R e fe re n c e M o n ito rs
G P IO
S P I / I 2 C
JTA G
JTA G
Figure 1 - Functional Block Diagram
1
Microsemi Corporation
Copyright 2014, Microsemi Corporation. All Rights Reserved.
p w r_ b
ZL30367
Short Form Data Sheet
Detailed Features
General
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Two independent clock channels
•
Operates from a single crystal resonator or clock oscillator
Configurable via SPI or I2C interface
•
Time Synchronization Algorithm
•
External algorithm controls software digital PLL to adjust frequency & phase alignment
•
Frequency, Phase and Time Synchronization over IP, MPLS and Ethernet Packet Networks
•
Frequency accuracy performance for WCDMA-FDD, GSM, LTE-FDD and femtocell applications, with target
performance less than ± 15 ppb.
•
Frequency performance for ITU-T G.823 and G.824 synchronization interface, as well as G.8261 PNT EEC,
PNT PEC and CES interface specifications.
•
Phase Synchronization performance for WCDMA-TDD, Mobile WiMAX, TD-SCDMA and CDMA2000
applications with target performance less than ± 1 s phase alignment.
•
Time Synchronization for UTC-traceability and GPS replacement.
•
Client reference switching between multiple Servers
•
Client holdover when Server packet connectivity is lost
Electrical Clock Inputs
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Nine input references configurable as single ended or differential and two singled ended input references
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Synchronize to any clock rate from 1 kHz to 750 MHz on differential inputs
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Synchronize to any clock rate from 1 kHz to 177.75 MHz on singled-ended inputs
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Synchronize to sync pulse and clock pair
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Flexible input reference monitoring automatically disqualifies references based on frequency and phase
irregularities
•
•
LOS
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Single cycle monitor
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Precise frequency monitor
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Coarse frequency monitor
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Guard soak timer
Per input clock delay compensation
Electrical Clock Engine
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Flexible two-stage architecture translates between arbitrary data rates, line coding rates and FEC rates
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Internal state machine automatically controls mode of operation (free-run, locked, holdover)
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Automatic hitless reference switching and digital holdover on reference fail
•
Physical-to-physical reference switching
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Physical-to-packet reference switching
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Packet-to-physical reference switching
•
Packet-to-packet reference switching
2
Microsemi Corporation
ZL30367
Short Form Data Sheet
•
Selectable phase slope limiting
•
Supports ITU-T G.823, G.824 and G.8261 for 2048 kbit/s and 1544 kbit/s interfaces
Electrical Clock Generation
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Three programmable synthesizers
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Six LVPECL outputs
•
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Two LVPECL outputs per synthesizer
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Generate any clock rate from 1 Hz to 750 MHz
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Low output jitter for 10G PHYs
•
Meets OC-192, STM-64, 1 GbE & 10 GbE interface jitter requirements
Six LVCMOS outputs
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Two LVCMOS outputs per synthesizer
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Generate any clock rate from 1 Hz to 177.75 MHz
•
Programmable output advancement/delay to accommodate trace delays or compensate for system routing
paths
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Outputs may be disabled to save power
API Software
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Interfaces to 1588-capable PHY and switches with integrated timestamping
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Abstraction layer for independence from OS and CPU, from embedded SoC to home-grown
•
Fits into centralized, highly integrated pizza box architectures as well as distributed architectures with
multiple line cards and timing cards
3
Microsemi Corporation
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