ZL30343GGG2 Datasheet ZL30343GGG2, ZL30343GGG | P1-P3

Microsemi Corporation

ZL30343

SyncE/SONET/SDH G.8262/Stratum3 SETS

& IEEE 1588 Packet G.8261 Synchronizer

Short-Form Data Sheet

Features

• Supports the requirements of ITU-T G.8262 for

synchronous Ethernet Equipment slave Clocks

(EEC option 1 and 2)

• Supports the requirements of Telcordia GR-1244

Stratum 3 and GR-253, ITU-T G.813, and G.781

SETS

• Supports ITU-T G.823, G.824 and G.8261 for

2048 kbit/s and 1544 kbit/s interfaces

• 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.

• Meets the SONET/SDH jitter generation

requirements up to OC-48/STM-16

• Synchronizes to telecom reference clocks (2 kHz,

N*8 kHz up to 77.76 MHz, 155.52 MHz) or to

Ethernet reference clocks (25 MHz, 50 MHz,

62.5 MHz, 125 MHz)

• Programmable output synthesizers (P0, P1)

generate telecom clock frequencies from any

multiple of 8 kHz up to 100 MHz

• Generates standard SONET/SDH clock rates

(e.g., 19.44 MHz, 38.88 MHz, 77.76 MHz,

155.52 MHz, 622.08 MHz) or Ethernet clock rates

(e.g., 25 MHz, 50 MHz, 125 MHz, 156.25 MHz,

312.5 MHz) for synchronizing Gigabit Ethernet

PHYs

• Provides two DPLLs which are independently

configurable through a serial interface

• Client reference switching between multiple

Servers

• Client holdover when Server packet connectivity is

lost

June 2012

Figure 1 - Functional Block Diagram

SONET/SDH/

Ethernet

APLL

dpll2_ref

diff0

diff1

apll_clk0

apll_clk1

apll_fp0

apll_fp1

Feedback

Synthesizer

fb_clk

ext_fb_clk

ext_fb_fp

ref0

ref1

ref2

ref3

ref4

ref5

ref6

ref7

sync0

sync1

sync2

Ref/Sync

Monitors

sync8

ref8

ref

/sync

ref

p0_clk0

p0_clk1

p0_fp0

p0_fp1

Synthesizer

p1_clk0

p1_clk1

Input

Ports

DPLL2

DPLL1

Synthesizer

C/SPI

JTAG

oscoosci

lockmode

hold

/N1

/N2

Software

PLL Control

(over I2C/SPI)

Ordering Information

ZL30343GGG 100 Pin CABGA Trays

ZL30343GGG2 100 Pin CABGA* Trays

*Pb Free Tin/Silver/Copper

-40

C to +85

ZL30343 Short-Form Data Sheet

Microsemi Corporation

1.0 Features

1.1 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

1.2 Electrical Clock Engine

• Supports the requirements of ITU-T G.8262 for synchronous Ethernet Equipment slave Clocks (EEC option 1

and 2)

• Supports the requirements of Telcordia GR-1244 Stratum 3 and GR-253, ITU-T G.813, and G.781 SETS

• Supports ITU-T G.823, G.824 and G.8261 for 2048 kbit/s and 1544 kbit/s interfaces

• Meets the SONET/SDH jitter generation requirements up to OC-48/STM-16

• Synchronizes to telecom reference clocks (2 kHz, N*8 kHz up to 77.76 MHz, 155.52 MHz) or to Ethernet

reference clocks (25 MHz, 50 MHz, 62.5 MHz, 125 MHz)

• Supports composite clock inputs (64 kHz, 64 kHz + 8 kHz, 64 kHz + 8 kHz + 400 Hz)

• Provides two DPLLs which are independently configurable through a serial interface

• Internal state machine automatically controls mode of operation (free-run, locked, holdover)

• Flexible input reference monitoring automatically disqualifies references based on frequency and phase

irregularities

• Supports master/slave configuration and dynamic input to output delay compensation for AdvancedTCA

• Provides automatic reference switching and holdover during loss of reference input

1.3 Electrical Clock Generation

• Generates standard SONET/SDH clock rates (e.g., 19.44 MHz, 38.88 MHz, 77.76 MHz, 155.52 MHz,

622.08 MHz) or Ethernet clock rates (e.g., 25 MHz, 50 MHz, 125 MHz, 156.25 MHz, 312.5 MHz) for

synchronizing Gigabit Ethernet PHYs

• Programmable output synthesizers (P0, P1) generate telecom clock frequencies from any multiple of 8 kHz

up to 100 MHz

• Generates several styles of telecom frame pulses with selectable pulse width, polarity and frequency

• Configurable input to output delay and output to output phase alignment

ZL30343 Short-Form Data Sheet

Microsemi Corporation

1.4 API Software

• Interfaces to 1588-capable PHY and switches with integrated timestamping

• 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

2.0 Applications

• ITU-T G.8262 System Timing Cards which support 1 GbE and 10 GbE interfaces

• Telcordia GR-253 Carrier Grade SONET/SDH Stratum 3 System Timing Cards

• System Timing Cards which supports ITU-T G.781 SETS (SDH Equipment Timing Source)

• Integrated basestation reference clock for air interface for GSM, WCDMA, LTE and WiMAX macro, micro or

femtocells

• Mobile Backhaul NID, edge router or access aggregation node

• EPON/GE-PON & GPON OLT

• EPON/GE-PON & GPON ONU/OLT

• DSLAM and RT-DSLAM

P1-P3 P4-P5

ZL30343GGG2

Mfr. #:

Buy ZL30343GGG2

Manufacturer:

Microchip / Microsemi

Description:

Clock Generators & Support Products Pb Free Stratum 3 Network

Lifecycle:

New from this manufacturer.

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ZL30343GGG2

ZL30343GGG2

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