CY7C65621/31 EZ-USB HX2LP Lite Low Power USB 2.0 Hub Controller Family EZ-USB HX2LP Lite Low Power USB 2.0 Hub Controller Family Integrated port status indicator control Features 24 MHz external crystal (integrated phase locked loop (PLL)) USB 2.0 hub controller In-system EEPROM programming Automotive and Industrial Grade option (40 C to 85 C) Configurable with external SPI EEPROM: Compliant with the USB 2.0 specification Vendor ID, Product ID, Device ID (VID/PID/DID) USB-IF certified: TID 30000009 Number of active ports Number of removable ports Windows Hardware Quality Lab (WHQL) compliant Maximum power setting for high speed and full speed Up to four downstream ports supported Hub controller power setting Supports bus powered and self powered modes Power on timer Single transaction translator (TT) Overcurrent detection mode Enabled and disabled overcurrent timer Bus power configurations Overcurrent pin polarity Fit, form, and function compatible with CY7C65640 and Indicator pin polarity CY7C65640A (TetraHub) Compound device Space saving 56-pin QFN Enable full speed only Single power supply requirement Disable port indicators Internal regulator for reduced cost Ganged power switching Self and bus powered compatibility Integrated upstream pull-up resistor Fully configurable string descriptors for multiple language Integrated pull-down resistors for all downstream ports support Integrated upstream and downstream termination resistors Block Diagram CY7C65631 D+ D - High-Speed USB 2.0 PHY Serial USB Control Logic Interface 24 MHz SPI SCK PLL SPI Communication Engine Crystal SPI SD Block USB Upstream Port SPI CS Transaction Translator Hub Repeater TT RAM Routing Logic USB Downstream Port 1 USB Downstream Port 2 USB Downstream Port 3 USB Downstream Port 4 USB 2.0 Port Power Port USB 2.0 Port Power Port USB 2.0 Port Power Port USB 2.0 Port Power Port PHY Status PHY Control PHY Control Status PHY Control Status Control Status D+ D- PWR 1 LED D+ D- PWR 2 LED D+ D- PWR 3 LED D+ D- PWR 4 LED OVR 1 OVR 2 OVR 3 OVR 4 Cypress Semiconductor Corporation 198 Champion Court San Jose, CA 95134-1709 408-943-2600 Document Number: 001-52934 Rev. *F Revised December 19, 2012CY7C65621/31 Block Diagram CY7C65621 D+ D - High-Speed USB 2.0 PHY Serial USB Control Logic Interface 24 MHz SPI SCK PLL Engine SPI Communication Crystal SPI SD Block USB Upstream Port SPI CS Transaction Translator (X1) Hub Repeater TT RAM Routing Logic USB Downstream Port 1 USB Downstream Port 2 USB 2.0 Port Port Power USB 2.0 Port Power Port PHY Control Status PHY Control Status D+ D- PWR 1 LED D+ D- PWR 2 LED OVR 1 OVR 2 Document Number: 001-52934 Rev. *F Page 2 of 27