IP1717-LF 深圳原装现货 IP1717
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IP1717-LF IP1717 有现货 可添加我们联系方式获取最优惠价格
原厂原包原标原装每一片都来自正规渠道每一片都可追溯
IP1717-LF IP1717 是一个成本有效和完全集成的单芯片
它集成了一个17-port开关控制器
一个八进制PHY收发器和SSRAM
建于8内部PHY 8 SS-SMII(SMII)
和一个信息产业部
内置的1.625 mb RAM
支持包长度为1600字节
存储和转发,分享记忆,非阻塞的架构
支持流量控制
在全双工- 802.3 x
在半双工——基于碰撞/ Carrier_sense反压力
General Description :
The IP1717 is a cost effective and fully integrated single chip. It integrates a 17-port switch controller, an octal PHY transceiver and SSRAM. Each of PHY transceiver complies with 802.3u specification and HP-license Auto MDI/MDIX.
The IP1717 also provides a 3S-MII interface to connect an octal PHY for a 16-port dumb switch application and a MII interface for a smart/management switch application.
In addition, it supports full smart switch functions, including IGMP snooping, 4 priority queues, TOS, TCP/UDP port number priority, 802.1Q VLAN, port security, protocol filter/forwarding and bandwidth control.
新闻头条:
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Feature :
Built in 8 internal PHY, 8 SS-SMII (SMII), and one MII
Built in 1.625Mb RAM
Support packet length up to 1600 Bytes
Store & forward, share memory, non-blocking architecture
Support flow control
- 802.3x in full duplex
- Collision/Carrier_sense based backpressure in half duplex
Provide up to 4K MAC address entries
- CRC/ direct hashing algorithm
- Programmable aging timer (55s~1812070.4s)
- Wire speed address learning and resolution
- CPU accessible for security and static MAC
- Learning enable/disable
- IP filter
Support Sniffer function (in, out, in & out)
Support IGMP snooping function Version 1,2
- Support up to 2 trunk groups
- (Port 0~3, port 4~7)
- Load balance based on (port, DA, SA, DA / SA)
Support VLAN
- Port based VLAN
- Tag based VLAN based on Ports & VIDs
- Add/ remove/ modify tag
Support Class of Service
- Port based CoS function
- 802.1Q priority tag based
- IP TOS based (IPv4/IPv6)
- TCP/UDP port based
- 4 queues for per port
- WRR/ FIFS/ SP algorithm
Broadcast storm control support
- Broadcast rate control per port
- Block broadcast packet that not belongs to ARP or IPv4 packet to CPU port
Support port security
- MAC address based
- IP address based
Supports Bandwidth control
- 255 configurable levels for P0~P16, (from 32kbps to 7.96 Mbps) for low bandwidth
- 255 configurable levels for P0-P16 (from 512kbps to 100 Mbps) for high bandwidth
- With/without flow control
Support SMI auto-polling function
- Poll for speed, duplex, flow control, and link
- CPU accessible (interrupt support)
CPU R/W PHY registers
Support SS_SMII and SMII mode
Support 4 port states for Spanning Tree protocol
- Discarding/Blocking/learning/ forwarding
- Forward BPDU to CPU port
Captures specific packet to CPU port
BPDU, LACP, 802.1X, GMRP, GVRP, ARP
ICMP, IGMP, TCP, UDP, OSPF, other IP protocols
- Packets with specific TCP/UDP port number
Flexible PHY address setting for CPU
Support three Configuration modes
- Pin initial setting
- 2 wire serial interface for EEPROM
- 2 wire serial interface for CPU
Statistic counters for each port
- RX/TX packet count
- CRC error packet count
- Drop packet count
- Collision count
Support force link without SMI for Port16
Support Non association port
Support port based address flush
Support LED functions (for p0~p7)
- Support 2 bit serial,3 bit serial, and 3 bit bi color mode
- Support direct LED mode for Link/Activity, speed, duplex states
- Support bi color direct LED mode
Only one 25MHz crystal is needed
Adjustable IO voltage (3.3v MII1.95V SS-SMII)
Programmable MAC address table through CPU interface
128 pin PQFP Lead free package
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