PMC-Sierra PM8385 manual Physical, Example Applications

PM8385 QuadPHY RT

4-Port Gigabit Ethernet and 1/2G Fibre Channel Repeater or Retimer

•Compliant RPAT test.

•Low Transition Density Pattern.

•Compliant Jitter Tolerance.

•Low Frequency Patter.

•Supply Noise Pattern.

•Internal serial loopback modes for testing and debugging.

•Multple device control options for configuration and diagnostic access:

•External control pins with register override.

•2-pin serial Two-Wire Interface.

•2-pin serial MDC/MDIO.

•Provides a standard 5-signal IEEE 1149.1 JTAG test port for boundary scan board testing purposes.

PHYSICAL

•0.18 um CMOS, 1.8V and 3.3V supply.

•Small 15mm x 15mm footprint 196-pin BGA with 1mm ball pitch.

•Ultra-low operating power of 1.1W typical with all 4 channels active at 1.25 Gbit/s .

•Extended temperature range of -40°C to +85°C for challenging system environments.

APPLICATIONS

•High-speed backplane driver operating from 1.0625 Gbit/s to 2.125 Gbit/s including 1.25 Gbit/s for Gigabit Ethernet.

•Distributed switch fabrics or protection switches via data bi-cast, multi-cast or broadcast to fabric elements.

•Enterprise Ethernet or Fibre Channel switches.

•Gigabit Ethernet Retimer including 1000BASE-CX driver.

•Fibre Channel retimer.

•Wireless base-station interconnect.

•Performance computing and blade server systems.

•Aerospace, scientific, and medical imaging systems.

•Digital broadcast video.

•Inter-medium connections.

EXAMPLE APPLICATIONS

QuadPHY RT as Dual Bi-directional Gigabit Ethernet Retimer

Flexible Gigabit Ethernet Line Card

Switch Fabric

Optical SFP	Serial Links Exceed
Optical SFP	Jitter Specifications
Copper SFP	PM8352
Copper SFP		MAC/Port
	OctalPHY
Copper SFP		Controller ASIC
	1G
SFP Socket
SFP Socket
SFP Socket		GMII/TBI Interface

Serial Backplane Links up to 48" + 2 connections

PM8352

OctalPHY

1G

Connector

e n a l p k c

Connector
	PM8385
	QuadPHY RT
	Switch ASIC w/
	Integrated
	SERDES

	Flexible Gigabit Ethernet Line Card
	Serial Links Exceed			Serial Backplane Links
Optical SFP	Jitter Specifications			up to 48" + 2 connections
Optical SFP	PM8373			PM8373	Connector
Copper SFP
Copper SFP	HexPHY		MAC/Port	HexPHY
Copper SFP	1GR		Controller ASIC	1G
SFP Socket
		5 bit RGMII/TBI Interface

a B

Connector
	PM8385
	QuadPHY RT

2 G Serial Backplane After 60" Before Retimer Retransmitted 2 G Serial Backplane After Retimer

PM8385

QuadPHY RT

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PMC-Sierra, Inc.	send email to:
8555 Baxter Place	document@pmc-sierra.com
Burnaby, B.C. V5A 4V7	or contact the head office,
Canada	Attn: Document Coordinator
Tel: 1.604.415.6000
Fax: 1.604.415.6200

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-2030741 (R2)

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