PMC-Sierra PM5347 - Manual (Page 2)

Head Office:
PMC-Sierra, Inc.
#105 - 8555 Baxter Place
Burnaby, B.C. V5A 4V7
Canada
Tel: 604.415.6000
Fax: 604.415.6200
PM5347 S/UNI-155-PLUS
155 Mb/s SATURN User Network Interface for WANs
To order documentation,
send email to:
[email protected]
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:
[email protected] PMC-930909 (R7)
ã 1998 PMC-Sierra, Inc.
October, 1998
SATURN, SCI-PHY, S/UNI-155,
S/UNI-155-LITE, S/UNI-155-PLUS, and
S/UNI-622 are trademarks of PMC-Sierra, Inc.
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE
TYPICAL APPLICATION
155 Mb/s ATM SWITCH PORT INTERFACE
STS-3C/STM-1 OVERHEAD BYTE USAGE
Transmit
Alarm Insert
Signals
Receive
Alarm Detect
Signals
Receive
Overhead
Extract
PM5347
S/UNI-155-PLUS
™
155 Mb/s SATURN
™
User Network Inter-
face for WANs
TCA
Transmit
ATM
Process
TXPRTY[1:0]
TDAT[15:0]
TSOC
TWRENB
TFCLK
RXPRTY[1:0]
RDAT[15:0]
RSOC
RFCLK
RRDENB
RCA
Switching
Network
Receive
ATM
Process
Microprocessor Bus for Configu-
ration, Status, and Control
Transmit
Overhead
Insert
O/E
Reference
Clock
TRCLK+/-
TXD+/-
RRCLK+/-
RXD+/-
ALOS+/-
E/O
A1
B1
D1
H1
B2
D4
D7
D10
Z1
B2 B2
H1 H1 H2 H2 H2 H3 H3 H3
C1 C1 C1/J0
K1
D5
D8
D11
M1 E2
D12
D9
D6
K2
D3
F1
J1
B3
C2
G1
Z5
Transport Overhead SOH Path Overhead POH