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CX84200 Datasheet(PDF) 2 Page - Synaptics Incorporated. |
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CX84200 Datasheet(HTML) 2 Page - Synaptics Incorporated. |
2 / 2 page © 2002, Conexant Systems, Inc. All Rights Reserved. Conexant and the Conexant logo are trademarks of Conexant Systems, Inc. All other trademarks are owned by their respective owners. Although Conexant strives for accuracy in all its publications, this material may contain errors or omissions and is subject to change without notice. THIS MATERIAL IS PROVIDED AS IS AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. Conexant shall not be liable for any special, indirect, incidental or consequential damages as a result of its use. 02-0566 Home Networking/Routers Network Processors CX84200 Features • 5 Ethernet ports, 1 MII • Embedded RISC CPU, 75MHZ ARM7TDMI • Embedded switch engine - Store-and-forward operation - Non-blocking, full line speed capability - Full-duplex (IEEE802.3x) and half-duplex flow control (Back pressure) - Two priorities CoS, set by port, VLAN tag, TCPIP TOS, and customized type - 6 port grouping VLAN (overlappable) - MIB counters - Sharing dynamic data buffer management, embedded SSRAM - MAC look-up table read/write-able - MAC address level security - Bandwidth control - Hashing scheme: direct-map or XOR • Embedded 10/100BaseT/TX PHY - DSP based design - 10BASE-T/100BASE-TX IEEE 802.3u Compliant - Digital Decision Feedback Equalizer - Integrated Baseline Wander Correction - 3 LEDs provided per port • Flash interface (512Kx8, 512Kx16 up to 1Mx16) • SDRAM interface (1Mx16x2 up to 4Mx16x2) • 2 UART interface, one for the modem interface • GPIO pins • LAN / WAN bandwidth prioritized • Single 25MHz crystal input for network • 2.5/3.3V, 0.25u CMOS process, 208-pin PQFP www.conexant.com General Information: U.S. and Canada: (800) 854-8099 International: (949) 483-6996 Headquarters – Newport Beach 4311 Jamboree Rd, P.O. Box C Newport Beach, CA 92660-3095 Order# 102089A CX84200 Home Network Processor block diagram Internal Memory Bus SW-ARM DMA SDRAM Controller SRAM Controller Port DMA Tx/Rx MAC Port 0 DMA Tx/Rx MAC 10/100 PHY Port 1 DMA Tx/Rx MAC 10/100 PHY Port 2 DMA Tx/Rx MAC 10/100 PHY Port 3 DMA Tx/Rx MAC 10/100 PHY AP Bus AH Bus Bridge Configuration MIB Counters UART0 I/F UART1 I/F ARM7TDMI 32-Bit RISC Processor Embedded Software Data Buffer/Address- Table 16K x 64 Memory Control/ BIST Embedded Software Link Table Embedded MC Table Link Control/ BIST CX84200 Home Network Processor Port 4 DMA Tx/Rx MAC 10/100 PHY |
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