Texas Instruments LMH6574 Bedienungsanleitung

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10

100

1000

FREQUENCY (MHz)

-9

-8

-7

-6

-5

-4

-3

-2

-1

0

1

NORMALIZED GAIN (dB)

V

S

= ±5V

A

V

= 2V/V

V

OUT

= 0.5 V

PP

V

OUT

= 1 V

PP

V

OUT

= 2 V

PP

V

OUT

= 4 V

PP

10

100

1000

FREQUENCY (MHz)

-9

-8

-7

-6

-5

-4

-3

-2

-1

0

1

NORMALIZED GAIN (dB)

V

S

= ±5V

V

OUT

= 2 V

PP

A

V

= 1, R

F

= 1.5 k:

A

V

= 2, R

F

= 575:

A

V

= 6, R

F

= 300:

A

V

= 10, R

F

= 180:

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AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,

intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.

LMH6574

SNCS103E–NOVEMBER2004–REVISEDAUGUST2018

LMH65744:1HighSpeedVideoMultiplexer

1

1Features

1

•500MHz,500mV−3dBBandwidth,A

V

=2

•400MHz,2V

PP

−3dBBandwidth,A

V

=2

•8nsChannelSwitchingTime

•70dBChanneltoChannelIsolationat10MHz

•0.02%,0.05°Diff.Gain,Phase

•0.1dBGainFlatnessto150MHz

•2200V/μsSlewRate

•WideSupplyVoltageRange:6V(±3V)to12V

(±6V)

•−68dBHD2at5MHz

•−84dBHD3at5MHz

2Applications

•VideoRouter

•MultiInputVideoMonitor

•Instrumentation/TestEquipment

•ReceiverIFDiversitySwitch

•MultiChannelA/DDriver

•PictureinPictureVideoSwitch

3Description

TheLMH6574isahigh-performanceanalog

multiplexeroptimizedforprofessionalgradevideo

andotherhighfidelityhighbandwidthanalog

applications.Theoutputamplifierselectsanyoneof

fourbufferedinputsignalsbasedonthestateofthe

twoaddressbits.TheLMH6574providesa400-MHz

bandwidthat2V

PP

outputsignallevels.Multimedia

andhighdefinitiontelevision(HDTV)applicationscan

benefitfromtheLMH65740.1dBbandwidthof150

MHzandits2200V/μsslewrate.

TheLMH6574supportscompositevideoapplications

withits0.02%and0.05°differentialgainandphase

errorsforNTSCandPALvideosignalswhiledriving

asingle,backterminated75-Ωload.An80-mAlinear

outputcurrentisavailablefordrivingmultiplevideo

loadapplications.

TheLMH6574gainissetbyexternalfeedbackand

gainsetresistorsformaximumflexibility.

TheLMH6574isavailableinthe14-pinSOIC

package.

DeviceInformation

(1)

PARTNUMBERPACKAGEBODYSIZE(NOM)

LMH6574SOIC(14)8.65mm×3.91mm

(1)Forallavailablepackages,seetheorderableaddendumat

theendofthedatasheet.

FrequencyResponsevsV

OUT

FrequencyResponsevsGain

Produktspezifikationen