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USB20H04-JD Datasheet(PDF) 7 Page - SMSC Corporation |
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USB20H04-JD Datasheet(HTML) 7 Page - SMSC Corporation |
7 / 38 page 4-Port USB2.0 Controller Datasheet SMSC USB20H04 Page 7 Revision 1.63 (10-14-04) DATASHEET List of Figures Figure 2.1 - Block Diagram...........................................................................................................................................10 Figure 3.1– 64 Pin TQFP .............................................................................................................................................11 Figure 8.1 - 2-Wire EEPROM Interface........................................................................................................................23 Figure 8.2 - Internal Default Mode................................................................................................................................24 Figure 8.3 - Timing for Configuration from SMBus .......................................................................................................28 Figure 8.4 - Timing to Complete Configuration from EEPROM ....................................................................................29 Figure 10.1 - High Level Block Diagram of a Self-Powered Hub ..................................................................................36 Figure 10.2 - USB Downstream Port Connection.........................................................................................................37 Figure 11.1 - 64 Pin TQFP Package Outline, 10 x 10 x 1.4 Body, 2 MM Footprint ......................................................38 List of Tables Table 4.1 - System Interface Signals ...........................................................................................................................12 Table 4.2 – Configuration Select and Serial Port Interface...........................................................................................12 Table 4.3 - USB I/O Signals .........................................................................................................................................13 Table 4.4 - Biasing and Clock Oscillator Signals..........................................................................................................14 Table 4.5 - Power and Ground Signals ........................................................................................................................14 Table 4.6 – USB20H04 Buffer Type Descriptions ........................................................................................................14 Table 5.1 - Absolute Maximum Ratings (In accordance with the Absolute Maximum Rating system (IEC 60134).......15 Table 5.2 - Recommended Operating Conditions ........................................................................................................15 Table 5.3 - Recommended Crystal/External Clock Conditions .....................................................................................15 Table 6.1 - Electrical Characteristics: Supply Pins .......................................................................................................16 Table 6.2 - DC Electrical Characteristics: Digital Pins..................................................................................................16 Table 6.3 - Pin Capacitance .........................................................................................................................................17 Table 6.4 - DC Electrical Characteristics: Analog I/O Pins (DP/DM) ............................................................................18 Table 7.1 - Automatic Mode Port Indicators .................................................................................................................22 Table 7.2 - Manual Mode Port Indicators .....................................................................................................................22 Table 8.1 - Summary of OEM Value Programming ......................................................................................................24 Table 8.2 - Address 6; Config_Byte_3..........................................................................................................................25 Table 8.3 - Address 7; Config_Byte_2..........................................................................................................................25 Table 8.4 - Address 8; Config_Byte_1..........................................................................................................................26 Table 8.5 - Addresses 9 - 11........................................................................................................................................26 Table 8.6 - Default Configuration Values......................................................................................................................27 Table 8.7 - Time Values to Configure from SMBus ......................................................................................................28 Table 8.8 - Time Values to Configure From EEPROM.................................................................................................29 Table 9.1 - Device Descriptor.......................................................................................................................................31 Table 9.2 - Device Qualifier Descriptor ........................................................................................................................31 Table 9.3 - Standard Configuration Descriptor .............................................................................................................32 Table 9.4 - Other_Speed_Configuration Descriptor .....................................................................................................32 Table 9.5 - Standard Interface Descriptor ....................................................................................................................33 Table 9.6 - Standard Endpoint Descriptor ....................................................................................................................33 Table 9.7 - Interface Descriptor (present if multiple-TT)...............................................................................................34 Table 9.8 - On-The-GO (OTG) Descriptor....................................................................................................................34 Table 9.9 - Class-Specific Hub Descriptor (Full-Speed and High-Speed) ....................................................................34 Table 11.1 - 64 Pin TQFP Package Parameters ..........................................................................................................38 |
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