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FE2.1 数据表(PDF) 3 Page - Terminus Technology Inc. |
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FE2.1 数据表(HTML) 3 Page - Terminus Technology Inc. |
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3 / 20 page ![]() USB 2.0 7-Port Hub Data Sheet Rev. 1.01 BLOCK DIAGRAM Jul. 16, 2009 Subject to Change Without Notice 3 Fig. 1: Block Diagram Down- stream PHY #1 Down- stream PHY #2 ∙∙∙∙∙ Down- stream PHY #7 Upstream PHY Routing Switch Data Transmit Data Recovery & Elasticity Buffer PLL (x40) 3.3V & 1.8V Regulator POR USB Multi-port Transceiver Macro Cell SIE Downstream Port Controllers Upstream Port Controller Transaction Translator Full/Low-Speed Handler Transaction Translator High-Speed Handler Hub Controller LED Controller Unified Transaction Translator Buffer (14KB) USB 2.0 Hub Controller OSC 12MHz Crystal To Downstream Devices To Upstream Host/Hub Port Indicators EEPROM, Hub Activity LED Over Current Detection Power Switch Control |
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