ACS8522

Synchronous Equipment Timing Source for Stratum 3/4E/4 and SMC Systems

Description TheACS8522isahighlyintegrated,single-chipsolutionfortheSynchronousEquipmentTimingSource(SETS)functioninaSONETorSDHNetworkElement.ThedevicegeneratesSONETorSDHEquipmentClocks(SEC)andFrameSynchronizationclocks.TheACS8522isfullycompliantwiththere

ACS8522

TCXO Specification

ACS8522

集Lite同步設備定時源為3/?4E／4和SMC系統(tǒng); ·Suitable for Stratum 3, 4E, 4 and SONET Minimum Clock (SMC) or SONET/SDH Equipment Clock (SEC) applications (to Telcordia 1244-CORE Stratum 3 and GR-253, and ITU-T G.813 Options and specifications)\n·Accepts four individual input reference clocks, all with robust input clock source quality monitoring\n·Simultaneously generates four output clocks, plus two Sync pulse outputs\n·Absolute Holdover accuracy better than 3 x 10-10 (manual), 7.5 x 10-14 (instantaneous); Holdover stability defined by choice of external XO\n·Programmable PLL bandwidth, for wander and jitter tracking/attenuation, 0.1 Hz to 70 Hz in 10 steps\n·Automatic hit-less source switchover on loss of input\n·Serial SPI compatible interface\n·Output phase adjustment in 6 ps steps up to ± 200 ns\n·IEEE 1149.1 JTAG Boundary Scan\n·Available in LQFP 64-pin package\n·Single 3.3 V operation. 5 V tolerant\n·Lead (Pb)-free version available (ACS8522T), RoHS and WEEE compliant.;

ACS8522A

Synchronous Equipment Timing Source for Stratum 3/4E/4 and SMC Systems

Description TheACS8522Aisahighlyintegrated,single-chipsolutionfortheSynchronousEquipmentTimingSource(SETS)functioninaSONETorSDHNetworkElement.ThedevicegeneratesSONETorSDHEquipmentClocks(SEC)andFrameSynchronizationclocks.TheACS8522Aisfullycompliantwiththe

ACS8522AT

Synchronous Equipment Timing Source for Stratum 3/4E/4 and SMC Systems

Description TheACS8522Aisahighlyintegrated,single-chipsolutionfortheSynchronousEquipmentTimingSource(SETS)functioninaSONETorSDHNetworkElement.ThedevicegeneratesSONETorSDHEquipmentClocks(SEC)andFrameSynchronizationclocks.TheACS8522Aisfullycompliantwiththe

ACS8522BT

orderSynchronous Equipment Timing Source for Stratum 3/4E/4, SMC and Ethernet Systems

Description TheACS8522BTisahighlyintegrated,single-chipsolutionfortheSynchronousEquipmentTimingSource(SETS)functioninaSONETorSDHnetworkelement.ThedevicegeneratesSONETorSDHEquipmentClocks(SEC),framesynchronizationclocksandEthernetclocks.TheACS8522BTisfully

ACS8522T

Synchronous Equipment Timing Source for Stratum 3/4E/4 and SMC Systems

Description TheACS8522isahighlyintegrated,single-chipsolutionfortheSynchronousEquipmentTimingSource(SETS)functioninaSONETorSDHNetworkElement.ThedevicegeneratesSONETorSDHEquipmentClocks(SEC)andFrameSynchronizationclocks.TheACS8522isfullycompliantwiththere

ACS8522A

集Lite同步設備定時源為3/?4E／4和SMC系統(tǒng); ·Suitable for Stratum 3, 4E, 4 and SONET Minimum Clock (SMC) or SONET/SDH Equipment Clock (SEC)applications (to Telcordia 1244-CORE[19] Stratum 3 and GR-253[17], and ITU-T G.813[11] Options Ι and ΙΙ specifications).\n·Accepts four individual input reference clocks, all with robust input clock source quality monitoring.\n·Simultaneously generates four output clocks, plus two Sync pulse outputs.\n·Absolute Holdover accuracy better than 3 x 10-10 (manual), 7.5 x 10-14 (instantaneous); Holdover stability defined by choice of external XO.\n·Programmable PLL bandwidth, for wander and jitter tracking/attenuation, 0.1 Hz to 70 Hz in 10 steps.\n·Automatic hit-less source switchover on loss of input\n·Serial SPI compatible interface.\n·Output phase adjustment in 6 ps steps up to ±200 ns\n·IEEE 1149.1[5] JTAG Boundary Scan.\n·Available in LQFP 64-pin package.\n·Single 3.3 V operation.\n·Lead (Pb)-free version available (ACS8522AT), RoHS and WEEE compliant.;

ACS8522BT

同步設備定時源為3/?4E／4，SMC和以太網系統(tǒng); ·Suitable for Stratum 3, 4E, 4 and SONET Minimum Clock (SMC) or SONET/SDH Equipment Clock (SEC) and Ethernet applications.\n·Meets Telcordia 1244-CORE Stratum 3 and GR-253, and ITU-T G.813 Options I and II and ITU-T G.8262 (Draft) specifications.\n·Accepts four individual input reference clocks, all with robust input clock source quality monitoring.\n·Simultaneously generates four output clocks, plus two Sync pulse outputs.\n·Generates four Ethernet frequencies (25 Mhz, 50 MHz, 62.5 MHz and 125 MHz) on any combination of four TO outputs.\n·Absolute holdover accuracy better than 3 x 10-10 (manual), 7.5 x 10-14 (instantaneous); Holdover stability defined by choice of external XO.\n·Programmable PLL bandwidth, for wander and jitter tracking/attenuation, 0.1 Hz to 70 Hz in 10 steps.\n·Automatic hit-less source switchover on loss of input.\n·Serial SPI compatible interface.\n·Output phase adjustment in 6 ps steps up to ±200 ns.\n·IEEE 1149.1 JTAG Boundary Scan.\n·Single 3.3 V operation.\n·Lead (Pb)-free, Halogen free, RoHS and WEEE compliant.;

ACS8522BT

TCXO Specification