Embedded ARM Processors
ECONA CNS11XX and CNS12XX Connected Home and Office
Processors
Product Brief
OVERVIEW
The ECONA CNS11XX/CNS12XX family of ARM processors target intelligent, gigabit networking, storage and wireless applications in
next-generation home and o ce equipment. ECONA CNS11XX/12XX o ers GbE Gigabit Smart Hardware NAT support and Wireless LAN
bridging accelerator for Wireless 802.11n. By integrating two USB 2.0 hosts, ECONA CNS11XX/12XX is ideal for multifunction router related
applications. Cavium’s proven networking technology and exible Linux development environment signi cantly bene ts OEM/ODM developers
and assures fast time-to-market.
FEATURES
32-bit ARM Core
•
Higher performance ARM922-compatible RISC
(with 16K I-cache, 16K D-cache, 8K I-scratchpad, 8K D-scratchpad)
and MMU support
•
Available in 200-250 MHz versions
•
Proprietary advanced system bus architecture achieving superior
networking performance
•
Supports TRACE32 and/or Multi-ICE JTAG debugging interfaces
•
Built-in intelligent power management for normal and power-saving
mode of operations
•
Support IRQ/FIQ interrupt modes
•
Support little-endian ordering
Network I/O and Hardware O oad Engines
•
Embedded 2-port 10 Base-T/100 Base-TX/1000Base-T MAC’s
•
Gigabit rate Hardware network address translation (HNAT)
accelerator supporting L3/L4 fast-path routing
•
DMA engines with burst mode support for e cient data transfer
among CPU and WAN/LAN ports
•
1K entries address lookup table
•
Support IPv4 packet ltering and TCP/UDP/IP checksum o -load
for incoming and outgoing packets
External Interfaces
•
Up to two RGMII/MII interfaces (MAC or PHY mode) for external
transceivers or single-chip switch
•
Embedded USB2.0-compliant host PHY and EHCI/OHCI controller
supporting two external USB devices simultaneously for low-/full-
/high-speed operations (for printer, digital camera and storage, etc.)
•
8/16-bit external I/O interface supporting PCMCIA interface or generic
DSP/CPU host interfaces
BENEFITS
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High performance SoC with hardware acceleration
Wire speed Gigabit hardware NAT support
Hardware based IPS engine with deep packet inspection
Stream-based anti-virus detection/protection
IM/P2P application management
Automatic signature database upgrade
Optional high-throughput Layer 7 hardware content inspection
engine
Wireless LAN bridging accelerator for Wireless 11n module
Glueless support for switching and WLAN
Two high-speed USB 2.0 ports enable printer, storage and
user device connectivity
Low-power design with intelligent power management
Low-power consumption: within 2 watts
CNS1XXX - Block Diagram
2315 N. First Street
San Jose, CA 95131
T
408-943-7100
F
408-577-1992
E
sales@cavium.com
www.cavium.com
Embedded ARM Processors
ECONA CNS11XX and CNS12XX Connected Home and Office
Processors
Product Brief
GbE 802.11n SOHO Router
CNS11XX Applications
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•
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FE/GbE 802.11n SOHO Router
802.11n GbE AP
VDSL Broadband Router/Gateway
Home Media/Entertainment Gateway
Printer Server
Wire/Wireless IP CAM
Network Attached Storage (NAS)
P2P Download Station
UWB Hub
Software Support
•
Nucleus and Linux BSP supports
•
Technical documents
•
Application packages
CNS12XX Applications
•
Secure wired or wireless FE/GbE router
ECONA CNS11XX and CNS12XX - Product Family
Interfaces
Device
Part Number*
Parallel
Flash
8/16-bit
Embedded Hardware USB 1.1/2.0 PCMCIA
Memory Content
Switch
Inspection
NAT/NAPT PHY/CTL
I/O
Engine
16-bit
Y
Y
Ethernet
PCI 2.2
Host
32-bit/66 MHz
up to 2 devices
32-bit/66 MHz
up to 3 devices
Package
CNS1101
CNS1101-
XXXFP208-
Option Code
CNS1102-
XXXBG304-
Option Code
1 x MII
PQFP-208
CNS1102
8/16-bit 16/32-bit
Y
Y
2 x RGMII/
MII
2 ports
Y
2 x MII
BGA-304
CNS1104
CNS1104-
XXXBG257-
Device
Option Code
CNS1105-
XXXBG304-
Option Code
CNS1109-
XXXFP208-
Option Code
CNS1202-
XXXBG304-
Option Code
CNS1205-
XXXBG304-
Option Code
8/16-bit
*
16-bit
Y
N
C
P
Y
LFBGA-257
CNS1105
8/16-bit 16/32-bit
Y
Y
2 ports
Y
2 x MII
32-bit/66 MHz
BGA-304
CNS1109
8/16-bit
16-bit
Y
Y
2 ports
Y
1 x RGMII/
MII
2 x RGMII/
MII
2 x MII
32-bit/66 MHz
up to 2 devices
32-bit/66 MHz
up to 3 devices
32-bit/66 MHz
up to 3 devices
PQFP-208
CNS1202
8/16-bit 16/32-bit
Y
Y
Y
2 ports
Y
BGA-304
CNS1205
8/16-bit
16-bit
Y
Y
Y
2 ports
Y
BGA-304
2315 N. First Street
San Jose, CA 95131
T
408-943-7100
F
408-577-1992
E
sales@cavium.com
www.cavium.com
*Part Number Options:
XXX = Device Speed Grade (200 = 200 MHz, 250 = 250 MHz)
2011
Cavium, Inc.
All Rights reserved. NITROX and OCTEON are registered trademarks of
Cavium, Inc.
All other brands and product names are registered trademarks of their respective owners.
CNS1XXX-PB-0.1 Printed in the USA
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