PI3USB223 datasheet(1/10 Pages) PERICOM

部件名	PI3USB223

功能描述	USB 2.0 High-Speed and Audio Switches with Negative Signal Capability

PDF	10 Pages

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制造商	PERICOM [Pericom Semiconductor Corporation]

网页	http://www.pericom.com

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1 / 10 page

1

www.pericom.com

10/27/15

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Features

• Single+2.7Vto+4.4VSupplyVoltage

• Low50µASupplyCurrent

• -3dBBandwidth:1500MHz(typ)

• Low2.5Ω(typ)On-Resistance

• THD+N:0.02%

• ShortingD+/RandD-/LtoVbuswillnotcauseleakagewhen

VDD=0

• InternalShuntResistorsforClick-and-PopReduction

• VBUSDetectionforAutomaticSwitchPathSelection

• Packaging(Pb-free&Greenavailable):

=10-pincontactUQFN,1.4x1.8,(ZM10)

Description

ThePI3USB223combinesACcoupledaudiosignalsandUSB2.0

HS(480Mbps)onthesamepins.Thisenablesuserstouseasingle

connectortodriveeitheraUSBendpointoranaudioendpoint.

PI3USB223incorporatesgatepumptechnologyrequiredtomain-

tainlowRonforidealaudioTHDwhilereducingthecapacitance

affectofhighspeedUSBsignals.Thedevicealsoincorporatesa

substratepumptechnologywhichallows-2Vsignalstopassthrough

theswitchwithoutcausinganyleakage.

ThePI3USB223featuresprotectiononD+/RandD-/Ltoensureno

damagewillhappentotheICifthesepinsareshortedaccidentally

toVbusaswellasensuringthereisnoleakagewhenVDDisonor

off.Also,itincludesVBUSdetection(VB)toautomaticallyswitch

totheUSBsignalpathupondetectionofavalidVBUSsignal.It

alsofeaturesinternalshuntresistorsontheaudiopathtoreduce

clicksandpopsheardduringoutput.Thedeviceisavailableina

space-saving10-pin,1.4mmx1.8mmUQFNpackage,andoperate

overthe-40°Cto+85°Ctemperaturerange.

Block Diagram

PI3USB223

USB 2.0 High-Speed and Audio Switches with

Negative Signal Capability

Truth Table

ASEL

VDD

VBUS

L/R

D+/D- L/R Shunt

X

L

OFF

X

H

L

OFF

ON

X

L

H

OFF

L

H

OFF

ON

H

ON

OFF

Pin Diagram

8

9

10

5

4

3

VDD

GND

L

ASEL

VBUS

D+

7

6

1

2

8

9

10

VVBDET

VBUS

D+/R

D-/L

D+

D-

R

L

ASEL

15-0127

类似零件编号 - PI3USB223

制造商	部件名	数据表	功能描述
Pericom Semiconductor C...	PI3USB221	1Mb / 12P	High-Speed USB2.0 1 2 Multiplexer/ DeMultiplexer Switch with Signal Enable

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