XRT86SH221 Datasheet (Exar Corporation) - SDH-TO-PDH FRAMER/MAPPER

XRT86SH221, SDH-TO-PDH FRAMER/MAPPER

The XRT86SH221 (Voyager-Lite) is a physical layer SDH to PDH mapper/demapper which enables E1 aggregation to STM-1 via standard VC-12 to AU-3 and TUG-3/AU-4 mapping protocols.

Voyager-Lite supports all the framing, mapping and grooming functions required for STM-1 mapper applications.

The device gen

XRT86SH221 Features

* VT Mapper PRELIMINARY REV. P1.0.5 SDH-TO-PDH FRAMER/MAPPER WITH INTEGRATED 21-CHANNEL E1 SH LIU

* Maps up to 21 synchronous or asynchronous E1 signals to SDH AU-3 via TUG-2 and TU-12, or to SDH STM-0 payload capacity via VT Groups and VT2.

* Dynamic VT/TU size selection.