SMSC USB3280 User Manual

SMSC USB3280

Revision 1.5 (11-15-07) 

„

Available in a 36-pin lead-free RoHS compliant (6 x 6 

x 0.90mm) QFN package

„

Interface compliant with the UTMI specification 

(60MHz, 8-bit bidirectional interface)

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Only one required power supply (+3.3V)

„

USB-IF “Hi-Speed” certified to USB 2.0 electrical 

specification

„

Supports 480Mbps Hi-Speed (HS) and 12Mbps Full 

Speed (FS) serial data transmission rates

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Integrated 45

Ω and 1.5kΩ  termination resistors 

reduce external component count

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Internal short circuit protection of DP and DM lines

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On-chip oscillator operates with low cost 24MHz 

crystal

„

Latch-up performance exceeds 150mA per EIA/JESD 

78, Class II

„

ESD protection levels of 5kV HBM without external 

protection devices

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SYNC and EOP generation on transmit packets and 

detection on receive packets

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NRZI encoding and decoding

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Bit stuffing and unstuffing with error detection

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Supports the USB suspend state, HS detection, HS 

Chirp, Reset and Resume

„

Support for all test modes defined in the USB 2.0 

specification

„

55mA Unconfigured Current (typical) - ideal for bus 

powered applications.

„

83uA suspend current (typical) - ideal for battery 

powered applications.

„

Industrial Operating Temperature -40

o

C to +85

o

C

The USB3280 is the ideal companion to any ASIC, SoC
or FPGA solution designed with a UTMI Hi-Speed USB
device (peripheral) core.

The USB3280 is well suited for:

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Cell Phones

„

MP3 Players

„

Scanners

„

External Hard Drives

„

Digital Still and Video Cameras

„

Portable Media Players

„

Entertainment Devices

„

Printers