TDA2540

IF AMPLIFIER WITH DEMODULATOR AND AFC

DESCRIPTION TheTDA2540and2541areIFamplifierandA.M.demodulatorcircuitsforcolourandblackandwhitetelevisionreceiversusingPNPorNPNtuners.TheyareintendedforreceptionofnegativeorpositivemodulationCCIRstandard. Theyincorporatethefollowingfunctions: ■Gaincontro

TDA2541

IF AMPLIFIER WITH DEMODULATOR AND AFC

DESCRIPTION TheTDA2540and2541areIFamplifierandA.M.demodulatorcircuitsforcolourandblackandwhitetelevisionreceiversusingPNPorNPNtuners.TheyareintendedforreceptionofnegativeorpositivemodulationCCIRstandard. Theyincorporatethefollowingfunctions: ■Gaincontro

TDA2542

IF AMPLIFIER WITH DEMODULATOR AND AFC FOR POSITIVE MODULATION STANDARD

IFAMPLIFIERWITHDEMODULATORANDAFCFORPOSITIVEMODULATIONSTANDARD

TDA2545A

Quasi-split-sound circuit

GENERALDESCRIPTION TheTDA2545Aisamonolithicintegratedcircuitforquasi-split-soundprocessingintelevisionreceivers. Features •3-stagegaincontrolledi.f.amplifier •A.G.C.circuit •Referenceamplifierandlimiteramplifierforvisioncarrier(V.C.)processing •

TDA2546A

Quasi-split-sound circuit with 5,5 MHz demodulation

GENERALDESCRIPTION TheTDA2546Aisamonolithicintegratedcircuitforquasi-split-soundprocessing,including5,5MHzdemodulation,intelevisionreceivers. Features 1sti.f.(V.C.:visioncarrierplusS.C.:soundcarrier) •3-stagegaincontrolledi.f.amplifier •A.G.C.circuit •Referen

TDA2549

I.F. amplifier and demodulator for multistandard TV receivers

GENERALDESCRIPTION TheTDA2549isacompletei.f.circuitwitha.f.c.,a.g.c.,demodulationandvideopreamplificationfacilitiesformultistandardtelevisionreceivers.Itiscapableofhandlingpositivelyandnegativelymodulatedvideosignalsinbothcolourandblack/whitereceivers. F

TDA2555

Dual TV sound demodulator circuits

GENERALDESCRIPTION ThecircuitsincorporatetwoFMdemodulatorsystemstoperformthedemodulatorfunctionsrequiredinadualsoundcarrierTVsystemfordemodulatingthesoundcarriers.ThedifferencebetweenTDA2555andTDA2557isthenumberofstagesofthelimitingamplifier. •Eight

TDA2556

QUASI SPLIT SOUND CIRCUIT WITH DUAL SOUND DEMODULATORS

GENERALDESCRIPTION TheTDA2556isamonolithicintegratedcircuitforquasi-split-soundprocessing,includingtwoFMdemodulators,fortwocarrierstereoTVreceiversandVTR.

TDA2557

Dual TV sound demodulator circuits

GENERALDESCRIPTION ThecircuitsincorporatetwoFMdemodulatorsystemstoperformthedemodulatorfunctionsrequiredinadualsoundcarrierTVsystemfordemodulatingthesoundcarriers.ThedifferencebetweenTDA2555andTDA2557isthenumberofstagesofthelimitingamplifier. •Eight

TDA2577A

SYNCHRONIZATION CIRCUIT WITH VERTICAL OSCILLATOR AND DRIVER STAGES

SYNCHRONIZATIONCIRCUITWITHVERTICALOSCILLATORANDDRIVERSTAGES