Head Office:

PMC-Sierra, Inc.

#105 - 8555 Baxter Place

Burnaby, B.C. V5A 4V7

Canada

Tel: 604.415.6000

Fax: 604.415.6200

PM7345 S/UNI-PDH

SATURN User Network Interface for PDH Applications

To order documentation,

send email to:

document@pmc-sierra.com

or contact the head office,

Attn: Document Coordinator

All product documentation is

available on our web site at:

http://www.pmc-sierra.com

For corporate information,

send email to:

info@pmc-sierra.com

PMC-931209 (R6)

© 1998 PMC-Sierra, Inc.

September, 1998

SATURN, SCI-PHY, S/UNI-LITE,

S/UNI-MPH, and S/UNI-PDH are

trademarks of PMC-Sierra, Inc.

TYPICAL APPLICATIONS

DS3 OR E3 ATM USER NETWORK INTERFACE

DS1 OR E1 ATM USER NETWORK INTERFACE

Egress Direction ATM

Layer Devices and

Circuitry

PM7345

PDH Applications

DS3 or E3 Line

Interface with

Clock Recovery

Crystal Oscillator Clock 34.386

MHz or 44.736 MHz

SCI-PHY™

(Appended ATM

Cells)

Microprocessor Bus

PM7323

RCMP-200

ATM Layer Cell

Routing, Control,

Monitoring, and

Policing

UTOPIA or

SCI-PHY™

ATM Cell Bus

Analog

Interface

PM4351

COMET

T1/E1/J1

Framer/LIU

PM7345

PDH Applications

Analog

Interface

Egress Direction ATM

Layer Devices and

Circuitry

SCI-PHY™

Appended ATM

Cells)

Microprocessor Bus

PM7323

RCMP-200

ATM Layer Cell

Routing, Control,

Monitoring, and

Policing

UTOPIA or

SCI-PHY™

ATM Cell Bus