PM8315-PI View Datasheet(PDF) - PMC-Sierra

Part Name

Description

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PM8315-PI

HIGH DENSITY T1/E1 FRAMER WITH INTEGRATED VT/TU MAPPER AND M13 MULTIPLEXER

PMC-Sierra 

STANDARD PRODUCT

DATASHEET

PMC-1981125

ISSUE 7

PM8315 TEMUX

HIGH DENSITY T1/E1 FRAMER WITH

INTEGRATED VT/TU MAPPER AND M13 MUX

framed E1s, transparent virtual tributaries or transparent tributary units over

this interface.

• Framed and unframed T1 access can be selected on a per T1 basis. Framed

and unframed E1 access can be selected on a per E1 basis.

• Synchronous access for T1 DS0 channels or E1 timeslots is supported in a

locked format mode.

• Transparent VT/TU access can be selected only when tributaries are mapped

into SONET/SDH.

• Transparent VT1.5s and TU-11s can be selected on a per tributary basis in

combination with framed and unframed T1s. Transparent VT2s and TU-12s

can be selected on a per tributary basis in combination with framed and

unframed E1s.

• Channel associated signaling bits for channelized T1 and E1 are explicitly

identified across bus.

• Transmit timing is mastered either by the TEMUX or a layer 2 device

connecting to the SBI bus. Timing mastership is selectable on a per tributary

basis, where a tributary is either an individual T1, E1 or a DS3.

PROPRIETARY AND CONFIDENTIAL

14

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