CY7C65631-56LTXC Cypress Semiconductor Corp, CY7C65631-56LTXC Datasheet - Page 3

• Manufacturer Part Number: CY7C65631-56LTXC
• Description: CY7C65631-56LTXC
• Manufacturer: Cypress Semiconductor Corp
• Series: EZ-USB HX2LP Lite™r

Specifications of CY7C65631-56LTXC

• Controller Type: USB 2.0 Hub Controller
• Interface: USB/Serial
• Voltage - Supply: 3.15 V ~ 3.45 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 56-VQFN Exposed Pad, 56-HVQFN, 56-SQFN, 56-DHVQFN
• Current - Supply: 231mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 428-3034

Contents
Features ...............................................................................1
Block Diagram CY7C65631 ................................................1
Block Diagram CY7C65621 ................................................2
Contents ..............................................................................3
Introduction .........................................................................4
Applications ........................................................................4
Functional Overview ..........................................................4
Pin Configuration ...............................................................7
Pin Description Table .........................................................8
Default Descriptors ..........................................................10
Configuration Options .....................................................13
Supported USB Requests ................................................17
Upstream USB Connection ..............................................20
Downstream USB Connections .......................................20
LED Connections ..............................................................20
System Block Diagram .....................................................21
Electrical Characteristics .................................................22
Ordering Information ........................................................23
Package Diagram ..............................................................24
Document History Page ...................................................25
Sales, Solutions, and Legal Information ........................25
Document #: 001-52934 Rev. *B
USB Serial Interface Engine ..........................................4
Hub Repeater ................................................................4
Transaction Translator ..................................................4
System Initialization .......................................................4
Enumeration ..................................................................4
Downstream Ports .........................................................5
Upstream Port ...............................................................5
Power Switching ............................................................5
Overcurrent Detection ...................................................5
Port Indicators ...............................................................5
Device Descriptor ........................................................10
Configuration Descriptor ..............................................10
Interface Descriptor .....................................................10
Endpoint Descriptor .....................................................11
Device Qualifier Descriptor ..........................................11
Hub Descriptor ............................................................12
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
Worldwide Sales and Design Support .........................25
Products ......................................................................25
PSoC
®
Solutions .........................................................25
Acronyms
ASIC
CPU
DSP
ECC
GPIF
GPIO
IC
ICE
I/O
LSb
LVD
MSb
PLL
PCB
POR
PSoC®
SCL
SDA
SPI
RAM
USB
USB-IF
Acronym
application specific integrated circuit
central processing unit
digital signal processor
error correcting codes
general programmable interface
general purpose I/O
integrated circuit
in-circuit emulator
input/output
least-significant bit
low voltage detect
most-significant bit
phase locked loop
printed circuit board
power on reset
Programmable System-on-Chip
serial clock
serial data line
serial peripheral interface
random access memory
universal serial bus
USB implementor’s forum
Description
CY7C65621/31
Page 3 of 25
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