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USB3803 数据表(PDF) 1 Page - Microchip Technology |
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USB3803 数据表(HTML) 1 Page - Microchip Technology |
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1 / 99 page  2014-2015 Microchip Technology Inc. DS00001691B-page 1 Features • Integrated USB 2.0 Compatible 3-Port Hub • Advanced power saving features -1 μA Typical Standby Current - Port goes into power saving state when no devices are connected downstream - Port is shutdown when port is disabled - Digital core shut down in Bypass (USB3803C only) and Standby Mode • Provides USB Battery Charger Detection for: - USB-IF Battery Charging 1.1 compliant Dedi- cated Charging Ports (DCP) - USB-IF Battery Charging 1.1 compliant Charging Downstream Port (CDP) - Standard Downstream Port (SDP); ie. USB host or downstream hub port - Downstream Hub Ports Support USB-IF Bat- tery Charging 1.1 as Charging Downstream Port (CDP) • Supports either Single-TT or Multi-TT configura- tions for Full-Speed and Low-Speed connections (when connected to a High-Speed host) • Bypass Switch for low power single port operation - Battery charging detection using a PMIC - Stereo and mono/mic audio - USB1.1 Data • Enhanced configuration options available through serial I2C Slave Port - VID/PID/DID - String Descriptors - Configuration options for Hub. • Internal Default configuration option when serial I2C host not available •MultiTRAKTM - Dedicated Transaction Translator per port •PortMap - Configurable port mapping and disable sequencing •PortSwap - Configurable differential intra-pair signal swapping • PHYBoostTM - Programmable USB transceiver drive strength for recovering signal integrity • VariSenseTM - Programmable USB receiver sensitivity •flexPWR® Technology - Low current design ideal for battery powered applications - Internal supply switching provides low power modes • External 12, 19.2, 26, or 38.4MHz clock input • Internal 3.3V & 1.2V Voltage Regulators for single supply operation - External VBAT and 1.8V dual supply input option • Internal Short Circuit protection of USB differential signal pins • ±5kV HBM ESD Protection • 25-pin WLCS (1.95mm x 1.95mm Wafer Level Chip Scale) Package - 0.4mm ball pitch Target Applications The USB3803 is targeted for applications where more than one USB port is required. As mobile devices add more features and the systems become more complex it is necessary to have more than one USB port to take communicate with the internal and peripheral devices. • Mobile Phones • Ultra Mobile PCs • Tablet Computers • Digital Still Cameras • Digital Video Camcorders • Gaming Consoles •PDAs • Portable Media Players • GPS Personal Navigation Devices • Media Players/Viewers USB3803 USB 2.0 High-Speed Hub Controller Optimized for Portable Applications |
类似零件编号 - USB3803 |
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类似说明 - USB3803 |
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