SMSC USB3310 Manual De Usuario

SMSC USB3310 REV C

Revision 1.11 (10-31-08) 

„

USB-IF “Hi-Speed” compliant to the Universal Serial 

Bus Specification Rev 2.0

„

Interface compliant with the ULPI Specification 

revision 1.1 as a Single Data Rate (SDR) PHY

„

1.8V IO Voltage (±10%)

„

flexPWR

TM

 Technology

—

Low current design ideal for battery powered 
applications

—

“Sleep” mode tri-states all ULPI pins and places the 
part in a low current state

„

Supports FS pre-amble for FS hubs with a LS device 

attached (UTMI+ Level 3)

„

Supports HS SOF and LS keep-alive pulse

„

Includes full support for the optional On-The-Go 

(OTG) protocol detailed in the On-The-Go 
Supplement Revision 1.0a specification

„

Supports the OTG Host Negotiation Protocol (HNP) 

and Session Request Protocol (SRP)

„

Allows host to turn VBUS off to conserve battery 

power in OTG applications

„

Support OTG monitoring of VBUS levels with internal 

comparators

„

“Wrapper-less” design for optimal timing performance 

and design ease

—

Low Latency Hi-Speed Receiver (43 Hi-Speed clocks 
Max) allows use of legacy UTMI Links with a ULPI 
bridge

„

Internal 5V cable short-circuit protection of ID, DP 

and DM lines to VBUS or ground

„

13, 19.2, 24 or 26MHz Selectable Reference 

ClockFrequency

—

0 to 3.6V input drive tolerant

—

Able to accept “noisy” clock sources

„

Internal low jitter PLL for 480MHz Hi-Speed USB 

operation

„

Internal detection of the value of resistance to ground 

on the ID pin

„

Integrated battery to 3.3V LDO regulator

—

2.2uF bypass capacitor

—

100mV dropout voltage

„

Integrated ESD protection circuits

—

Up  to 

±

15kV without any external devices

„

Carkit UART mode for non-USB serial data transfers

„

Industrial Operating Temperature -40

°C to +85°C

„

Packaging Options

—

24 pin QFN lead-free RoHS compliant package 
(4 x 4 x 0.90 mm height)

The USB3310 is targeted for any application where a Hi-
Speed USB connection is desired and when board
space, power, and interface pins must be minimized.

The USB3310 is well suited for:

„

Cell Phones

„

PDAs

„

MP3 Players

„

GPS Personal Navigation

„

Scanners

„

External Hard Drives

„

Digital Still and Video Cameras

„

Portable Media Players

„

Entertainment Devices

„

Printers

„

Set Top Boxes

„

Video Record/Playback Systems

„

IP and Video Phones

„

Gaming Consoles

„

POS Terminals