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USB3450

Part Number	USB3450
Manufacturer	Microchip
Description	Hi-Speed USB Host or Device PHY
Published	Jan 8, 2017
Detailed Description	USB3450 Hi-Speed USB Host or Device PHY With UTMI+ Interface Highlights • USB-IF “Hi-Speed” certified to the Universal ...
Datasheet	USB3450 PDF File

Overview

USB3450 Hi-Speed USB Host or Device PHY With UTMI+ Interface Highlights • USB-IF “Hi-Speed” certified to the Universal Serial Bus Specification Rev.
2.
0 • Interface compliant with the UTMI+ Specification, Rev.
1.
0 • Functional as a host or device PHY • Supports HS, FS, and LS data rates • Supports FS pre-amble for FS hubs with a LS device attached (UTMI+ Level 3) • Supports HS SOF and LS keep alive pulse • Low Latency Hi-Speed Receiver (43 Hi-Speed clocks Max) • Internal 1.
8 volt regulators allow operation from a single 3.
3 volt supply • Internal short circuit protection of DP and DM lines to VBUS or ground • Integrated 24MHz Crystal Oscillator supports either crystal operation or 24MHz external clock input • Internal PLL for 480MHz Hi-Speed USB operation • Supports Hi-Speed USB and legacy USB 1.
1 devices • 55mA Unconfigured Current (typical) - ideal for bus powered applications • 83uA suspend current (typical) - ideal for battery powered applications ...

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