4 x STS-48c (4 x STM-16-16c).
鈥?/div>
STS-192 (STM-64) channelized
down to STS-48c (STM-16c).
鈥?Implements the Point-to-Point Protocol
(PPP) over SONET/SDH specification
according to RFC 2615(1619)/1662 of
the PPP Working Group of the Internet
Engineering Task Force (IETF).
GENERAL
鈥?Provides internal FIFOs (16 KB
ingress, 20 KB egress) to
accommodate system latencies.
鈥?Provides line-side and system-side
loopbacks for system level diagnostic
capability.
鈥?Provides support for automatic
protection switching (APS) via two 16-
bit LVDS 777.76 MHz ports.
鈥?Provides a generic 16-bit
microprocessor bus interface for
configuration, control and status
monitoring.
鈥?Standard 5 signal P1149.1 JTAG test
port.
INTERFACES
鈥?Provides SATURN廬 POS-PHY鈩?/div>
Level 4 16-bit LVDS System-side
Interface (clocked at 700 MHz
nominal).
鈥?Directly connects to optics via 16 bit by
622 MHz OIF SFI-4 (OIF99.102) line-
side interface.
FEATURES
鈥?Supports framing, scrambling/
descrambling and pointer processing
for the following:
鈥?/div>
STS-192c (STM-64-64c).
鈥?/div>
4 x STS-48c (4 x STM-16-16c).
鈥?/div>
STS-192 (STM-64) channelized
down to STS-48c (STM-16c).
鈥?Supports alarm signal
insertion/detection, B1/2/3 processing
and insertion/termination of SONET
Section/Line/Path overhead bytes (or
SDH equivalents).
POS/ATM
鈥?Implements the ATM Forum User
Network Interface Specification and
the ATM physical layer for Broadband
ISDN according to CCITT
Recommendation I.432.
Rx SONET
BER
Monitor
LVDS I/F
APS
RXDATA+/-
RXCLK+/-
SFI-4
Rx
Interface
Rx
Transport
O/H
Processor
IAPS+/-
RPOH
RTOH
BLOCK DIAGRAM
Rx Path
O/H
Processor
Rx Payload
Aligner
Rx Cell/
Frame
Processor
RSTAT
RSCLK
Ingress POS-PHY
Flexible Level 4
FIFO
Interface
RCTL+/-
RDAT+/-
RDCLK +/-
PL4 REF +/-
TXCLK+/-
TXDATA +/-
TXCLK_SRC+/-
SFI-4
Tx
Interface
Tx
Transport
O/H
Processor
Tx High-
Order Path
O/H
Processor
Tx Cell/
Frame
Processor
TDCLK +/-
TDAT+/-
TCTL+/-
Egress POS-PHY
Flexible Level 4
FIFO
Interface
TSTAT
TSCLK
APS
LVDS I/F
Microprocessor
JTAG
TPOH
D[15:0]
A[14:0]
ALE
CSB
RDB
WRB
RSTB
INTB
OAPS+/-
PMC-2010908 (A1)
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS鈥?INTERNAL USE
TDO
TDI
TMS
TCK
TRSTB
TTOH
錚?/div>
Copyright PMC-Sierra, Inc. 2001
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