PMC PM3370 Datasheet

PROPRIETARY AND CONFIDENTIAL TO PMC

SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERN AL USE

PMC-Sierra,Inc.

(

ging

(9 g

ging

(

)

(

Eight

Independent

MII Interfaces

Microprocessor

Interface

10/100

Media

Access

Control

Micro

Interface

Global

Registers

JTAG

Memory

Port

Controller

Memory

Port

Controller

JTAG

SDRAM

SSRAM

EXACT

Ring

Interface

EXACT Bus

Output Port

EXACT Bus

Input Port

EXACT Bus

Reference Clock

System Clock

Receive

Control

Address

Resolution

Logic

Transmit

Control

SmartPath

CPU

Ingress

DMA Unit

Ingress

Queue

Manager

Egress

Queue

Manager

BLOCK DIAGRAM

Octal 10/100 Mbit/s Switch Port-Controller

PM3370

FEATURES

• Monolithic intelligent octal 10/100 Ethernet Switch Port Controller.

rates eight 10/100 MACs that

•Inte connect to ph standard IEEE 802.3u MIIs.

• Supports the Gi Protocol for device interconnect.

•Ma

be used alone or in combination with other devices to buil d hi 10/100 swit ches.

• PM3390 EXACT Bus Switch Matrix allows non-blockin 96 10/100 Mbit/s ports.

er 2 line rate address lookup

•La capabilit confi

urations supported.

• Store-and-forward switchin output associated input bufferin efficient memor

HOL) blocking.

Line

• Supports 8,000 MAC addresses.

• 1022 multicast groups available. Bitmask per membership.

• EXACT Bus is compatible with common serial devices for simple

stem stacking using coax or twinax

s cable.

• Support for IEEE 802.1D brid spannin processor.

• Embedded SmartPath Processor supports value-added datapath operations.

• Two 32-bit memory interfaces for flexible combinations of SSRAM, SDRAM, and EPROM allows cost optimization of different applications.

rammable packet pattern

• Pro matchers for identification of ARP, RARP, ICMP, and other protocol or packet t

MANAGEMENT

•System Interface provided in CMI to support standard SNMP software packa mana

ement softw are.

• Hardware statisti cs c oll ec tion s upports RMON-I SNMP a

sical layer devices over

abit EXACT Bus

h density

expansion up to

for all Ethernet port

using

for

use without Head Of

roup defines

and

tree algorithm in an external

pes.

es, or the porting of existing

roups), Ethernet MIB, and

ent functions.

• All statistics re structures accessible throu

isters and data

h the CMI.

• Supports the implementation of Spannin exchan

Tree (IEEE 802.1D) by

BPDU packets on all ports.

VLAN

• Up to 4094 IEEE 802.1Q VLAN tags with support for 4094 FIDs.

• Up to 1022 active VLANs.

•In

ress filtering of packets.

• Shared and independent learning.

• GARP, GVRP, GMRP packet identification and forwardin external CUP for processin

to .

•Tag insertion and removal for unicast and multicast packets.

PRIORITY

• Class of service supported via IEEE

802.1D levels of priorit

formerly 802.1p) with two

VALUE ADD

• Control and Management Interface provides standard interface for non real-time access to data structures

such as SNMP and RMON

applications

•A MAC b

pass mode (ENTRE mode) allows a 800 Mbit/s full duplex access channel into the device with 32-bit FIFO bus.

• Allows connection of proprietar to an EXACT s

stem.

ASICs

• Supports ATM or Packet over SONET applications.

• Customer product differentiation is enabled b calls to levera

applications using CMI

e EXACT resources.

COMPATIBILITY

• Interworks with the PM3380 Gigabit Switch Port Controller.

• Interworks with the PM3390 8-Port EXACT Bus Switch Matrix.

PACKAGING

• Provides a standard 5-signal P1149.1 JTAG test port for boundar board test purposes.

• Implemen ted in low pow er 3.3 V, CMOS technolo

with 5 V tolerant MII

interface.

• Available in a 352-pin Ball Grid Arra

BGA) package.

scan

PMC-980235 (R6)



1999 PMC-Sierra, Inc.

Octal 10/100 Mbit/s Switch Port-Controller

PROPRIETARY AND CONFIDENTIAL TO PMC

SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE

APPLICATIONS

• Ethernet Switching System Requiring h Density 10/100 Ports.

• Ethernet Switching Systems Capable

of 10, 100, and 1000 Mbit/s Operation When Used with PM3380 and PM3390.

TYPICAL APPLICATION

24 × 10/100 + 2 × 1000 WITH 3 GIGABIT BACKPLANE PORTS

PM3370

CPU

PM3370

Octal 10/100

Switch Port

Controller

SERDES

PM3370

Octal 10/100

Switch Port

Controller

SERDES

PM3390

Port EXACT

Bus Switch

Matrix

PM3370

Octal 10/100

Switch Port

Controller

SERDES

PM3380

abit Switch

Gi Port Controller

SERDES

PM3380

abit Switch

Gi Port Controller

SERDES

Head Office: PMC-Sierra, Inc. #105 - 8555 Baxter Place Burnaby, B.C. V5A 4V7 Canada Tel: 604.415.6000 Fax: 604.415.6200

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-980235 (R6)  1999 PMC-Sierra, Inc. September, 1999 SmartPath is a trademark of

PMC-Sierra, Inc.