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USB20H04-JT Datasheet(PDF) 1 Page - SMSC Corporation |
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USB20H04-JT Datasheet(HTML) 1 Page - SMSC Corporation |
1 / 35 page SMSC USB20H04 Page 1 Revision 1.63 (03-30-07) DATASHEET USB20H04 4-Port USB 2.0 Hub Controller Datasheet Product Features General Features Compliant with USB 2.0 Specification Hub controller IC with four downstream ports Four transaction translators ensure maximum USB throughput Enables bus-powered Hi-Speed hub design Compatible with On-The-Go (OTG) USB devices Integrated Session Request Protocol (SRP) operates with dual-role OTG hosts Default configuration with pin selectable options Serial interface for configuration from EEPROM or microcontroller when default is not used Flexible OEM configuration options Available in a 64-pin TQFP package Hardware Features Detects removal of self-power and automatically changes mode to bus-power Integrated termination and pull-up/pull-down resistors Internal short circuit protection of DP and DM lines On-chip oscillator uses low cost 24MHz crystal Supports individual or ganged over-current protection and power control LED drivers for each downstream port OEM Selectable Features Configure as a bus-powered or self-powered Hi-Speed USB hub Configure port power switching and current sensing on an individual or ganged basis Enable LED indicator support Enable multiple transaction translators Enable compound device support on a port by port basis Enable downstream facing ports on a port by port basis Pin Selectable Options for Default Configuration Select operation as either a Bus-Powered hub or a Self-Powered hub ORDERING INFORMATION Order Number(s): USB20H04-JD for 64 pin, 10x10x1.4 TQFP package USB20H04-JT for 64 pin, 10x10x1.4 TQFP Lead-Free RoHS Compliant Package |
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