Semiconductors and application software for circuit and packet services over PDH and SDH transport networks

With over 35 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, verification and support applies throughout Exar's T/E/J and SDH/SONET product portfolio. Exar's Carrier Ethernet solutions include carrier proven DeviceManager and ServiceManager applications software products.

PDH

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

SDH/SONET

SDH-SONET solutionsExar's industry leading SDH/SONET product portfolio includes the most highly integrated SDH/SONET framers, Ethernet over SDH/SONET (EoS) mappers, PDH over SDH/SONET mappers and multi-service mappers.

Delivering highly differentiated silicon, software, and subsystem solutions for communications, telecom, networking, storage, and industrial.

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.

Carrier Ethernet Solutions

Carrier Ethernet communications solutions Serving the rapid growth of Ethernet services by communication Carriers and Service Providers, Exar's Ethernet over PDH (EoPDH) and Ethernet over SONET (EoS) products provide the most integrated solutions from 1.5Mb/s to 10Gb/s.