PM4354-PI View Datasheet(PDF) - PMC-Sierra

Part Name

Description

Manufacturer

PM4354-PI

FOUR CHANNEL COMBINED E1/T1/J1 TRANSCEIVER/FRAMER

PMC-Sierra 

RELEASED

DATASHEET

PMC-1990315

Figure 6:

ISSUE 6

- T1 Jitter Tolerance

PM4354 COMET-QUAD

FOUR CHANNEL COMBINED E1/T1/J1

TRANSCEIVER / FRAMER

10

Sine W ave

Jitter

Am plitude

P. to P. (UI)

Log Scale

1.0

Acceptable Range

0.3

Bellcore Spec.

0.2

AT&T Spec.

0.1

0.1

0.30 0.31

1.0

10

100

Sine W ave Jitter Frequency (kHz) Log Scale

For E1 applications, the input jitter tolerance complies with the ITU-T Recommendation G.823

"The Control of Jitter and Wander Within Digital Networks Which are Based on the 2048 kbit/s

Hierarchy." Figure 7 illustrates this specification and the performance of the phase-locked loop

when the ALGSEL register bit is logic 0.

PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC. AND FOR ITS CUSTOMERS’ INTERNAL USE

37

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