PXF4333 Datasheet, PDF (20/361 Pages) Infineon Technologies AG – ABM 3G ATM Buf fer Manager

ATM Buffer Manager
ABM-3G
ABM-3G
PXF 4333 V1.1
1.1
Features
• ATM Traffic Management processing support up to
STM-4/OC-12 equivalent bandwidth
• Throughput at UTOPIA Interface up to 687 Mbit/s
transmit, 795 Mbit/s receive
• Speed-up factor relative to STM-4/OC12: 1.32
• Uni-directional mode with combined resources of both
directions (optional)
P-BGA-456
• 256K cells buffer per direction (configurable in
guaranteed and shared buffer)
•
• Up to 16384 connections arbitrarily assignable to queues for sharing connections and
saving resources
• Up to 8192 queues per direction, individually assignable to schedulers and to traffic
classes
• Up to 128 Scheduler Blocks (SB) per direction with programmable service rates,
individually assignable to UTOPIA ports
• The ABM-3G is cascadable to provide up to 512 schedulers, 32K queues, and 1M cell
memories per direction
• Up to 16 traffic classes with individually-selectable thresholds for highest service
differentiation
• Up to 48 ports per UTOPIA Interface
• Standards-compliant support for the following ATM Forum service categories:
CBR, rt-VBR, nrt-VBR, GFR, UBR, UBR+
• Generic PHB (Per Hop Behavior) characteristics are configurable (PHB traffic class is
not standardized)
• Configurable cell-address translation modes
1.1.1 Queueing Functions
• Per-VC queueing for up to 8192 connections per direction for optimal connection
isolation
Type
ABM-3G PXF 4333 V1.1
Data Sheet
Package
BGA-456
20
2001-12-17