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HT8970

Voice Echo

GeneralDescription TheHT8970isanecho/surroundeffectprocessor.Itisdesignedforvariousaudiosystemsincludingkaraoke,television,soundequipments,etc.Thechipconsistsofabuilt-inpre-amplifier,VCOorVoltageControlOSC,20KbSRAM,A/DandD/Aconvertersaswellasdelaytime

HT8970

Voice Echo; ? Operating voltage: 4.5V~5.5V\n? ADM algorithm\n? Low noise\n - Echo mode:-85dB\n - Surround mode:-90dB\n? Low distortion rate\n - Echo mode: 1%\n - Surround mode: 0.2%\n? Built-in 20Kb SRAM\n? Automatic reset function\n? 16-pin DIP/SOP package;

The HT8970 is an echo/surround effect processor. It is designed for various audio systems including karaoke, television, sound equipments, etc. The chip consists of a built-in pre-amplifier, VCO or Voltage Control OSC, 20Kb SRAM, A/D and D/A converters as well as delay time control logic.\n\n Its built-in 20Kb SRAM can generate delay time effect and can control the delay time value through the external VCO resistor.\n\n The VCO circuit can reduce external components and make it easy to adjust the delay time. ?\n\n ?\n\n

HT8970_08

Voice Echo

BT8970

HDSLLineInterfaceTransformers

BT8970

HDSLTransformers

Features ?complieswithANSIandETSIrequirements ?matchedtoallleadingchipsets ?verylowTHDpermitsmaximumlooplengths ?1500Vminimumisolation ?excellentqualityatcompetitivepriceduetohighvolumeproduction ?manufacturedinISO-9001approvedTalemafacility

EN8970A

General-PurposeSwitchingDeviceApplications

FTK8970P

80VN-ChannelMOSFETs

PN8970

3-StageRetard