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2013-3-25 11:27
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LAN8720A-CP-TR是SMSC公司推出的一款10/100M网络芯片,它符合IEEE802.3/802.3u (Fast Ethernet)标准以及ISO 802-3/IEEE 802.3 (10BASE-T)标准,其RMII pin的封装方式支持10M/100M的总线接口速度,该芯片同时支持自协商机制,可以自动决定最优速度以及双工模式。QQ:1762516767 18675554078,原装现货,欢迎交流。(更多详情) LAN8720A-CP-TR的采购信息如下: LAN8720A-CP-TR的主要功能特性包括: 1、Single-Chip Ethernet Physical Layer Transceiver (PHY) 2、Comprehensive flexPWR® Technology -Flexible Power Management Architecture -Power savings of up to 40% compared to competition -LVCMOS Variable I/O voltage range: +1.6V to +3.6V -Integrated 1.2V regulator 3、HP Auto-MDIX support 4、 High-Performance 10/100 Ethernet Transceiver -Compliant with IEEE802.3/802.3u (Fast Ethernet) -Compliant with ISO 802-3/IEEE 802.3 (10BASE-T) -Loop-back modes -Auto-negotiation -Automatic polarity detection and correction -Link status change wake-up detection -Vendor specific register functions 5、Power and I/Os -Various low power modes -Integrated power-on reset circuit -Two status LED outputs -Latch-Up Performance Exceeds 150mA per EIA/JESD 78, Class II -May be used with a single 3.3V supply 6、Packaging -24-pin QFN (4x4 mm) Lead-Free RoHS Compliant package with RMII 7、Environmental -Extended Commercial Temperature Range (0°C to +85°C) -Industrial Temperature Range (-40°C to +85°C) version available (LAN8720i) LAN8720A-CP-TR的功能框图如下: LAN8720A-CP-TR的管脚图如下: (以上信息由深圳桑尼奇科技有限公司提供)