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AD9543

Part Number	AD9543
Manufacturer	Analog Devices
Description	Dual DPLL/IEEE 1588 Synchronizer and Jitter Cleaner
Published	Jun 6, 2019
Detailed Description	Data Sheet Quad Input, 10-Output, Dual DPLL/IEEE 1588 Synchronizer and Jitter Cleaner AD9543 FEATURES Dual DPLL synchr...
Datasheet	AD9543 PDF File

Overview

Data Sheet Quad Input, 10-Output, Dual DPLL/IEEE 1588 Synchronizer and Jitter Cleaner AD9543 FEATURES Dual DPLL synchronizes 2 kHz to 750 MHz physical layer clocks providing frequency translation with jitter cleaning of noisy references Complies with ITU-T G.
8262 and Telcordia GR-253 Supports Telcordia GR-1244, ITU-T G.
812, G.
813, G.
823, G.
824, G.
825, and G.
8273.
2 Continuous frequency monitoring and reference validation for frequency deviation as low as 50 ppb Both DPLLs feature a 24-bit fractional divider with 24-bit programmable modulus Programmable digital loop filter bandwidth: 10−4 Hz to 1850 Hz Two independent, programmable auxiliary NCOs (1 Hz to 65,535 Hz, resolution < 1.
4 × 10−12 Hz), suitable for IEEE 1588 Version 2 servo feedback in PTP applications Automatic and manual holdover and reference switchover, providing zero delay, hitless, or phase buildout operation Programmable priority-based reference switching with manual, automatic revertive, and automatic nonrevertiv...

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