CY7C656XX_11 CYPRESS [Cypress Semiconductor], CY7C656XX_11 Datasheet - Page 3

• Manufacturer Part Number: CY7C656XX_11
• Manufacturer: CYPRESS [Cypress Semiconductor]

Contents
EZ-USB HX2LP™ Low Power
USB 2.0 Hub Controller Family ....................................... 1
Features ............................................................................. 1
Block Diagram CY7C65630 .............................................. 1
Block Diagram CY7C65620 .............................................. 2
Introduction ....................................................................... 4
Applications ...................................................................... 4
Functional Overview ........................................................ 5
Pin Configuration ............................................................. 7
Pin Description ................................................................. 8
Default Descriptors ........................................................ 10
Document Number: 38-08037 Rev. *S
USB Serial Interface Engine ........................................ 4
Hub Repeater .............................................................. 4
Transaction Translator ................................................ 4
System Initialization ..................................................... 5
Enumeration ................................................................ 5
Downstream Ports ....................................................... 5
Upstream Port ............................................................. 5
Power Switching .......................................................... 5
Overcurrent Detection ................................................. 5
Port Indicators ............................................................. 6
Device Descriptor ...................................................... 10
Configuration Descriptor ............................................ 10
Interface Descriptor ................................................... 11
Endpoint Descriptor ................................................... 11
Device Qualifier Descriptor ........................................ 11
Hub Descriptor .......................................................... 12
Configuration Options ................................................... 13
Supported USB Requests .............................................. 17
Upstream USB Connection ............................................ 20
Downstream USB Connection ....................................... 20
LED Connection .............................................................. 20
System Block Diagram ................................................... 21
Electrical Characteristics ............................................... 22
Ordering Information ...................................................... 23
Package Diagram ............................................................ 24
Document Conventions ................................................. 25
Document History Page ................................................. 26
Sales, Solutions, and Legal Information ...................... 28
0xD0 Load ................................................................. 13
0xD2 Load ................................................................. 13
0xD4 Load ................................................................. 14
Device Class Commands .......................................... 17
Hub Class Commands .............................................. 18
Absolute Maximum Ratings ....................................... 22
Operating Conditions ................................................. 22
DC Electrical Characteristics ..................................... 22
USB Transceiver ....................................................... 22
AC Electrical Characteristics ..................................... 22
Ordering Code Definitions ......................................... 23
Thermal Impedance for the package ......................... 24
Acronyms Used ......................................................... 25
Units of Measure ....................................................... 25
Worldwide Sales and Design Support ....................... 28
Products .................................................................... 28
PSoC Solutions ......................................................... 28
CY7C656xx
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