DATASHEET
PM5349
ISSUE 6 | SATURN USER NETWORK INTERFACE | |
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1 FEATURES
1.1General
∙Single chip QUAD ATM
∙Implements the ATM Forum User Network Interface Specification and the ATM physical layer for Broadband ISDN according to CCITT Recommendation I.432.
∙Processes duplex 155.52 Mbit/s
∙Exceeds Bellcore
∙Fully implements the ATM Forum’s Utopia Level 2 Specification with Multi- PHY addressing and parity support.
∙Provides a standard 5 signal IEEE 1149.1 JTAG test port for boundary scan board test purposes.
∙Provides a generic
∙Low power 3.3V CMOS with PECL and TTL compatible inputs and CMOS/TTL outputs, with 5V tolerance inputs (system side interface is 3.3V only).
∙Industrial temperature range
∙304 pin Super BGA package.
1.2The SONET Receiver
∙Provides a serial interface at 155.52 Mbit/s.
∙Recovers the clock and data.
∙Frames to and
∙Detects signal degrade (SD) and signal fail (SF) threshold crossing alarms based on received B2 errors.
Proprietary and Confidential to | 1 |