USB3500 Hi-Speed USB Host, Device or OTG PHY With UTMI+ Interface Integrated 24MHz Crystal Oscillator supports Highlights either crystal operation or 24MHz external clock USB-IF Hi-Speed certified to the Universal Serial input Bus Specification Rev 2.0 Internal PLL for 480MHz Hi-Speed USB operation Interface compliant with the UTMI+ Specification, Supports USB 2.0 and legacy USB 1.1 devices Revision 1.0 55mA Unconfigured Current (typical) - ideal for Includes full support for the optional On-The-Go bus powered applications (OTG) protocol detailed in the On-The-Go Sup- 83uA suspend current (typical) - ideal for battery plement Revision 1.0a specification powered applications Functional as a host, device or OTG PHY Full Commercial operating temperature range Supports HS, FS, and LS data rates from 0C to +70C Supports FS pre-amble for FS hubs with a LS 56-Pin, QFN RoHS compliant package device attached (UTMI+ Level 3) (8 x 8 x 0.90 mm height) Supports HS SOF and LS keep alive pulse. Supports Host Negotiation Protocol (HNP) and Functional Overview Session Request protocol (SRP) The USB3500 is a highly integrated USB transceiver Internal comparators support OTG monitoring of system. It contains a complete USB 2.0 PHY with the VBUS levels UTMI+ industry standard interface to support fast time Low Latency Hi-Speed Receiver (43 Hi-Speed to market for a USB controller. The USB3500 is com- clocks Max) posed of the functional blocks shown in the figure Internal 1.8 volt regulators allow operation from a below. single 3.3 volt supply Internal short circuit protection of ID, DP and DM lines to VBUS or ground USB3500 Block Diagram 5V 24 MHz Power XTAL Supply Internal VBUS XTAL & OTG VDD3.3 Regulators ID Module PLL & POR VDD3.3 XCVRSEL 1:0 Mini-AB TERMSEL TXREADY USB SUSPENDN TX Connector TXVALID DP RESET Logic DM CHRGVBUS RXACTIVE OPMODE 1:0 HS XCVR ID DIG IDPULLUP CLKOUT LINESTATE 1:0 Resistors HOSTDISC DISCHRGVBUS RX SESSEND Logic DATA 7:0 RXVALID Bias RBIAS SESSVLD FS/LS DPPD Gen. UTMI+ DMPD XCVR RXERROR Digital VBUSVLD USB3500 2005 - 2016 Microchip Technology Inc. DS00002103A-page 1 VDD1.8 VDDA1.8 XI m XO Rpd dp Rpu dp Rpd dm Rpu dmUSB3500 TO OUR VALUED CUSTOMERS It is our intention to provide our valued customers with the best documentation possible to ensure successful use of your Microchip products. To this end, we will continue to improve our publications to better suit your needs. Our publications will be refined and enhanced as new volumes and updates are introduced. If you have any questions or comments regarding this publication, please contact the Marketing Communications Department via E-mail at docerrors microchip.com. We welcome your feedback. Most Current Data Sheet To obtain the most up-to-date version of this data sheet, please register at our Worldwide Web site at: