SPECIFIC AT IONS
nP3740
Specifications
Network Processing
Configurations
• POS and ATM
• 2xSPI-3, SPI-4.2
• Any type of OC-n channelization
• Flexible bandwidth allocation
For example, Full-duplex OC-48, OC-12 plus 12xOC-3
nPcore Performance
• Three nPcores running at up to 700 MHz
• 24 tasks per nPcore, total 72 tasks
• 64 KB instruction space, 16K instructions
Integrated Coprocessors
• Policy Engine — Efficient packet classification
• SPU — Data coherency
• Enables Single and Dual Leaky Bucket and Token Bucket policing on cells and
frames
• Hash Engine — Programmable engine to accelerate table lookups
• Programmable Polynomial (for example, CRC generation)
• Statistics Engine
• Atomic Programmable Statistics Collection
• Dynamic Task Allocation
• Zero Cycle Task Switching
• Ethernet
• 10/100/1000 Ethernet Interface for Line or Host CPU
• Flexible bandwidth provisioning per user/per CoS
• Dynamic bandwidth reuse
• Highly granular flow control
Traffic Management
• Standard Discard Mechanisms
• WRED
• Dynamic queue limits
• EPD and CLP marking
• Payload memory requirements
• Up to 2 million cells of storage
• RLDRAM-II
• Supports DiffServ
• Per-flow queuing and scheduling:
• 128K ingress and egress flows
• Strict Priority, Min, WRR
• Rate-shaping (CBR, VBR)
• Up to 64K flows may participate in Flow Priority Queue grouping where four
egress flows are scheduled within the group according to pre-assigned
weight
• 4K pipes
• Strict Priority, Min, Weight, Max, XON/XOFF
• 512 subports
• Min, Max, WRR, XON/XOFF
• 64 subport groups
• Max bandwidth capping, XON/XOFF
nPsoft Development Environment
nPsoft Services
• Simplified multiprocessor programming model
• Powerful NPU and CPU software and messaging framework
• nPkernel NPU operating system
• Open APIs, tracking standards
nP Workbench-3740
• Software development system
• Modular interfaces
nPsoft Application Libraries
• Reference source code for WAN and LAN protocols
nPsoft Toolkit
• Code development tools
• Graphical simulators
• Customizable debugger
• Performance analysis
Product Availability
• Part Number: nP3740PBx-yyy (x: C – Commercial, I – Industrial,
yyy:
700 – 700 MHz)
• Availability: Now
• Commercial and Industrial Temperature Rating
215 Moffett Park Drive
Sunnyvale, CA 94089
P 858 450 9333
F 858 450 9885
www.amcc.com
For technical support, please call 1-800-840-6055 or 858-535-6517, or email support@amcc.com.
AMCC reserves the right to make changes to its products, its datasheets, or related documentation, without notice and warrants its products solely pursuant to its terms and
conditions of sale, only to substantially comply with the latest available datasheet. Please consult AMCC’s Term and Conditions of Sale for its warranties and other terms, conditions
and limitations. AMCC may discontinue any semiconductor product or service without notice, and advises its customers to obtain the latest version of relevant information to verify,
before placing orders, that the information is current. AMCC does not assume any liability arising out of the application or use of any product or circuit described herein, neither does
it convey any license under its patent rights nor the rights of others. AMCC reserves the right to ship devices of higher grade in place of those of lower grade.
AMCC SEMICONDUCTOR PRODUCTS ARE NOT DESIGNED, INTENDED, AUTHORIZED, OR WARRANTED TO BE SUITABLE FOR USE IN LIFE-SUPPORT APPLICATIONS, DEVICES OR SYSTEMS OR
OTHER CRITICAL APPLICATIONS.
AMCC is a registered trademark of Applied Micro Circuits Corporation. PowerPC and the PowerPC logo are registered trademarks of IBM Corporation. All other trademarks are the
property of their respective holders. Copyright © 2006 Applied Micro Circuits Corporation. All Rights Reserved.
NP3740PBx_PB_v1.1_20060428
AMCC [ APPLIED MICRO CIRCUITS CORPORATION ]
