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Head Office:
PMC-Sierra, Inc.
8555 Baxter Place
Burnaby, B.C. V5A 4V7
Canada
Tel: 604.415.6000
Fax: 604.415.6200
PM7381 FREEDM-32A672
Frame Engine and Data Link Manager
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-1980428 (r2)
2001PMC-Sierra, Inc.
Aug.
2001.
FREEDM-32A672, Any-PHY,
FREEDM-8, FREEDM-32, OCTLIU,
TE-32, TEMUX, SBI and PMC-Sierra
are trademarks of PMC-Sierra, Inc.
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS
’
INTERNAL USE
transmitter also aborts packets
under the direction of the host or
automatically when the channel
underflows.
Provides 32 kbytes of on-chip
memory for partial packet buffering
in both the transmit and receive
directions. You can configure this
memory to support a variety of
different channel configurations:
from a single channel with 32
kbytes of buffering to 672
channels, each with a minimum of
48 bytes of buffering.
Provides a standard five signal
P1149.1 JTAG test-port for
boundary scan board-test
purposes.
Supports 5 Volt tolerant I/Os for
non-APPI signals. Supports a 3.3
Volt APPI signaling environment.
329-pin plastic ball grid-array
(PBGA) package.
APPLICATIONS
Use the FREEDM-32A672 chip in
the following applications:
Remote Access Concentrators.
Frame Relay/Multiservice
Switches.
Multiservice Access
Concentrators.
Internet/Edge Routers.
Packet Based DSLAM Equipment.
TYPICAL APPLICATIONS
EIGHT LINK T1/E1 PORT ADAPTER FOR PPP PROCESSING
PM4318
OCTLIU
PM4318
OCTLIU
PM4318
OCTLIU
PM4318
OCTLIU
SBI
Any-PHY
(Packet)
32xT1/E1/J1
8
8
8
8
PM4332
TE-32
PM7380
FREEDM-
32A672
Packet
Mamory
Processor
APPI
Interface
Frame Relay
to ATM
Interworking
DS3
Any-PHY
(Packet)
UTOPIA/
Any-PHY
(Cell)
AAL-5 SAR
Packet
Memory
DS3
PM8316
TEMUX-84
PM7381
FREEDM-
32A672
PM8316
TEMUX-84
PM7381
FREEDM-
32A672
N*DS3 FRAME RELAY TO ATM INTERWORKING