Communications Solutions

Why Exar?

With over 40 years of mixed-signal design expertise, world-class product reliability and field support, Exar stays focused on leveraging its strengths to solve your design challenges. Innovative and leading edge design techniques are applied throughout Exar's T/E/J and SONET/SDH product portfolio. Exar's ASSPs focus on the Transport infrastructure required by today's Telecom and Communications Service Providers.

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PDH solutions Exar has the broadest T/E/J physical layer product portfolio: Analog Front Ends (AFEs), Line Interface Units (LIUs), Jitter Attenuators, Desynchronizers, Framers, Combos, VT Mappers, clock adapters and PCM line interfaces.


SDH-SONET solutionsExar's industry leading SDH/SONET product portfolio includes the most highly integrated SDH/SONET framers and multi-service mappers.

Timing and Data I/F

Timing and Data I/F Exar has a range of BITS clocks, SONET clocks, WAN clocks and VCO devices. These are used in system solutions for PDH, SONET/SDH and Carrier Ethernet network equipment.
Delivering highly differentiated silicon, software, and subsystem solutions for communications, telecom, networking, storage, and industrial.

Inter-Working Solutions

Inter-Working Solutions Looking for an Ethernet/TDM to SONET/SDH inter-working solution?
Exar offers a complete high-density T1/E1 to SONET/SDH reference design platform.