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CY7C65620_1105 Datasheet(PDF) 3 Page - Cypress Semiconductor |
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CY7C65620_1105 Datasheet(HTML) 3 Page - Cypress Semiconductor |
3 / 29 page CY7C65620/CY7C65630 Document Number: 38-08037 Rev. *T Page 3 of 29 Contents Introduction ....................................................................... 4 USB Serial Interface Engine ........................................ 4 Hub Repeater .............................................................. 4 Transaction Translator ................................................ 4 Applications ...................................................................... 4 Functional Overview ........................................................ 5 System Initialization ..................................................... 5 Enumeration ................................................................ 5 Downstream Ports ....................................................... 5 Upstream Port ............................................................. 5 Power Switching .......................................................... 5 Overcurrent Detection ................................................. 5 Port Indicators ............................................................. 7 Pin Configuration ............................................................. 8 Pin Description ................................................................. 9 Default Descriptors ........................................................ 11 Device Descriptor ...................................................... 11 Configuration Descriptor ............................................ 11 Interface Descriptor ................................................... 12 Endpoint Descriptor ................................................... 12 Device Qualifier Descriptor ........................................ 12 Hub Descriptor .......................................................... 13 Configuration Options ................................................... 14 0xD0 Load ................................................................. 14 0xD2 Load ................................................................. 14 0xD4 Load ................................................................. 15 Supported USB Requests .............................................. 18 Device Class Commands .......................................... 18 Hub Class Commands .............................................. 19 Upstream USB Connection ............................................ 21 Downstream USB Connection ....................................... 21 LED Connection .............................................................. 21 System Block Diagram ................................................... 22 Electrical Characteristics ............................................... 23 Absolute Maximum Ratings ....................................... 23 Operating Conditions ................................................. 23 DC Electrical Characteristics ..................................... 23 USB Transceiver ....................................................... 23 AC Electrical Characteristics ..................................... 23 Ordering Information ...................................................... 24 Ordering Code Definitions ......................................... 24 Package Diagram ............................................................ 25 Thermal Impedance for the package ......................... 25 Document Conventions ................................................. 26 Acronyms Used ......................................................... 26 Units of Measure ....................................................... 26 Document History Page ................................................. 27 Sales, Solutions, and Legal Information ...................... 29 Worldwide Sales and Design Support ....................... 29 Products .................................................................... 29 PSoC Solutions ......................................................... 29 |
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