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CY7C656XX_08

Description
EZ-USB HX2LP™ Low-Power USB 2.0 Hub Controller Family
File Size304KB,25 Pages
ManufacturerCypress Semiconductor
Download Datasheet View All

CY7C656XX_08 Overview

EZ-USB HX2LP™ Low-Power USB 2.0 Hub Controller Family

CY7C656xx
EZ-USB HX2LP™
Low-Power USB 2.0 Hub Controller Family
Features
Integrated upstream and downstream termination resistors
Integrated port status indicator control
24 MHz external crystal (integrated PLL)
In-system EEPROM programming
Configurable with external SPI EEPROM:
Vendor ID, Product ID, Device ID (VID/PID/DID)
Number of active ports
Number of removable ports
Maximum power setting for high-speed and full-speed
Hub controller power setting
Power on timer
Overcurrent detection mode
Enabled/disabled overcurrent timer
Overcurrent pin polarity
Indicator pin polarity
Compound device
Enable full-speed only
Disable port indicators
Ganged power switching
Self and bus powered compatibility
Fully configurable string descriptors for multiple language
support
USB 2.0 hub controller
Automotive AEC grade option (–40 - 85C)
Compliant with the USB 2.0 specification
USB-IF Certified: TID# 30000009
Windows Hardware Quality Lab (WHQL) - compliant
Up to four downstream ports supported
Supports bus powered and self powered modes
Single Transaction Translator (TT)
Bus power configurations
Fit/form/function compatible with CY7C65640 and
CY7C65640A (TetraHub™)
Space saving 56-pin QFN
Single power supply requirement
Internal regulator for reduced cost
Integrated upstream pull up resistor
Integrated pull down resistors for all downstream ports
Block Diagram
CY7C65630
24 MHz
Crystal
D+
D-
High-Speed
USB Control Logic
SPI Communication
Block
SPI_SCK
SPI_SD
SPI_CS
USB 2.0 PHY
PLL
USB Upstream Port
Serial
Interface
Engine
Transaction Translator
Hub Repeater
TT RAM
Routing Logic
USB Downstream Port 1
USB 2.0
PHY
Port Power
Control
Port
Status
USB Downstream Port 2
USB 2.0
PHY
Port Power
Control
Port
Status
USB Downstream Port 3
USB 2.0
PHY
Port Power
Control
Port
Status
USB Downstream Port 4
USB 2.0
PHY
Port Power
Control
Port
Status
D+
D-
PWR#[1]
LED D+
OVR#[1]
D- PWR#[2]
OVR#[2]
LED
D+
D-
PWR#[3]
LED D+
OVR#[3]
D-
PWR#[4]
LED
OVR#[4]
Cypress Semiconductor Corporation
Document #: 38-08037 Rev. *J
198 Champion Court
San Jose
,
CA 95134-1709
408-943-2600
Revised April 14, 2008
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