
Please consider this device
The LAN9117 is a full-featured, single-chip 10/100 Ethernet controller designed for embedded applications where performance, flexibility, ease of integration and system cost control are required. The LAN9117 has been specifically architected to provide the highest performance possible for any 16-bit application. The LAN9117 is fully IEEE 802.3 10BASE-T and 802.3u 100BASE-TX compliant.
The LAN9117 includes an integrated Ethernet MAC and PHY with a high-performance SRAM-like slave interface. The simple, yet highly functional host bus interface provides a glue-less connection to most common 16-bit microprocessors and microcontrollers as well as 32-bit microprocessors exposing a 16-bit external bus. The LAN9117 includes large transmit and receive data FIFOs with a high-speed host bus interface to accommodate high bandwidth, high-latency applications. In addition, the LAN9117 memory buffer architecture allows the most efficient use of memory resources by optimizing packet granularity.
Highlights
Member of LAN9118 Family; optimized for medium-high performance applications
Easily interfaces to most 16-bit embedded CPU's
Efficient architecture with low CPU overhead
Integrated PHY; supports external PHY via MII interface
Supports audio & video streaming over Ethernet: 1-2 high-definition (HD) MPEG2 streams
Medium-high speed member of LAN9118 Family (all members are pin-compatible)
Target Applications
Medium-range Cable, satellite, and IP set-top boxes
Digital video recorders and DVD recorders/players
High definition televisions
Digital media clients/servers and home gateways
Video-over IP solutions, IP PBX & video phones
Wireless routers & access points
High-end audio distribution systems
Key Benefits
Non-PCI Ethernet controller for medium-high performance applications
16-bit interface with fast bus cycle times
Burst-mode read support
External MII interface
Eliminates dropped packets
Internal buffer memory can store over 200 packets
Supports automatic or host-triggered PAUSE and back-pressure flow control
Minimizes CPU overhead
Supports Slave-DMA
Interrupt Pin with Programmable Hold-off timer
Reduces system cost and increases design flexibility
SRAM-like interface easily interfaces to most Embedded CPU's or SoC's
Low-cost, low-pin count non-PCI interface for embedded designs
Reduced-Power Modes
Numerous power management modes
Wake on LAN*
Magic packet wakeup*
Wakeup indicator event signal
Link Status Change
Single chip Ethernet controller
Fully compliant with IEEE 802.3/802.3u standards
Integrated Ethernet MAC and PHY
10BASE-T and 100BASE-TX support
Full- and Half-duplex support
Full-duplex flow control
Backpressure for half-duplex flow control
Preamble generation and removal
Automatic 32-bit CRC generation and checking
Automatic payload padding and pad removal
Loop-back modes
Flexible address filtering modes
One 48-bit perfect address
64 hash-filtered multicast addresses
Pass all multicast
Promiscuous mode
Inverse filtering
Pass all incoming with status report
Disable reception of broadcast packets
Integrated Ethernet PHY
Auto-negotiation
Automatic polarity detection and correction
High-Performance host bus interface
Simple, SRAM-like interface
16-bit data bus
Large, 16Kbyte FIFO memory that can be allocated to RX or TX functions
One configurable host interrupt
Miscellaneous features
Low profile 100-pin, TQFP RoHS Compliant package
Integral 1.8V regulator
General Purpose Timer
Support for optional EEPROM
Support for 3 status LEDs multiplexed with Programmable GPIO signals
3.3V Power Supply with 5V tolerant I/O
0° to 70°C
*Third-party brands and names are the property of their respective owners.
LAN9117 封裝圖
LAN9117 封裝圖
型號(hào) | 制造商 | 描述 | 購買 |
---|---|---|---|
LAN9117-MT | ON | IC IMAGE SENSOR 2.3MP 52LLC | 立即購買 |
今天這篇文章,我們來聊聊 5G LAN 。 大家如果對(duì)通信技術(shù)稍有了解的話,就會(huì)發(fā)現(xiàn),5G LAN其實(shí)是一個(gè)很有意思的概念。 對(duì)于5G,大家應(yīng)該都很熟悉,它是4G 的演進(jìn),也是目前我們最新的移動(dòng)通信
//5G是一個(gè)廣覆蓋的蜂窩通信網(wǎng)絡(luò),而LAN是一個(gè)小范圍的區(qū)域數(shù)據(jù)通信網(wǎng)絡(luò)。兩種技術(shù),看上去并無關(guān)系。那么5GLAN到底是什么?今天這篇文章,我們來聊聊5GLAN。大家如果對(duì)通信技術(shù)稍有了解的話
其實(shí),5G LAN,簡(jiǎn)單來說,就是利用5G技術(shù),將終端進(jìn)行"分組”、“建群”,組成一-個(gè)LAN網(wǎng)絡(luò)。
而對(duì)于LAN,大家應(yīng)該更熟悉。它的全稱是local area network,也就是局域網(wǎng)。我們家里的網(wǎng)絡(luò),還有在公司辦公室的網(wǎng)絡(luò),基本都是LAN。帶有無線Wi-Fi的,就是Wireless LAN(WLAN)。
5G LAN技術(shù)是由3GPP標(biāo)準(zhǔn)在R16階段定義的新特性,是基于5G終端接入能力和5G網(wǎng)絡(luò)提供的私有移動(dòng)LAN服務(wù),即通過為企業(yè)的終端建 “群”,并繞經(jīng)業(yè)務(wù)服務(wù)器,為群內(nèi)終端提供終端互通或終端隔離等靈活的通信服務(wù)。LAN內(nèi)可以支持基于IP 或Ethernet的點(diǎn)對(duì)點(diǎn)、點(diǎn)對(duì)多點(diǎn)的通信模式。
而對(duì)于LAN,大家應(yīng)該更熟悉。它的全稱是local area network,也就是局域網(wǎng)。我們家里的網(wǎng)絡(luò),還有在公司辦公室的網(wǎng)絡(luò),基本都是LAN。帶有無線Wi-Fi的,就是Wireless LAN(WLAN)。
LAN在相對(duì)短的距離連接的網(wǎng)絡(luò)設(shè)備。聯(lián)網(wǎng)的辦公樓、學(xué)?;蚣彝ネǔ0粋€(gè) LAN,但有時(shí)一座建筑物包含幾個(gè)小 LAN(可能每個(gè)房間一個(gè)),有時(shí)一個(gè) LAN 跨越一組附近的建筑物。在TCP/IP 網(wǎng)絡(luò)中,LAN 通常(但不總是)作為單個(gè) IP子網(wǎng)實(shí)現(xiàn)。
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