TDA8190

TV SOUND CHANNEL WITH DC CONTROLS

September 1993

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TURN-OFF MUTING

SOUND IF INPUT

IF DECOUPLING

GND

DETECTOR (FM)

DEEMPHASIS AND VCR OUT

VCR INPUT

DETECTOR (FM)

GND

IF DECOUPLING

AF PA INPUT

AF PA FEEDBACK

SUPPLY VOLTAGE

AF PA OUTPUT

GND

DCVC OUTPUT

VOLUME CONTROL POT

TONE CONTROL POT

TONE CONTROL CAPACITOR

GND

PIN CONNECTIONS

DIP20

(Plastic Package)

ORDER CODE : TDA8190

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SEPARATE VCR INPUT AND OUTPUT PINS

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4W OUTPUT POWER INTO 16

Ω

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NO SCREENING REQUIRED

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HIGH SENSITIVITY

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EXCELLENT AM REJECTION

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LOW DISTORTION

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DC TONE/VOLUME CONTROLS

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THERMAL PROTECTION

DESCRIPTION

The TDA8190 is a complete TV sound channel with

DC tone and volume controls plus separate VCR

input and output connections. Mounted in a Pow-

erdip 16 + 2 + 2 package, the device delivers an

output power of 4W into 16

or 1.5W into 8

the TDA8190 are : IF amplifier limiter, active low-

pass filter, AF pre-amplifier and power amplifier,

turn-off muting, mute circuit and thermal protection.

High output, high sensitivity, excellent AM rejection

and low distortion make the device suitable for use

in TVs of almost every type. Further, no screening

is necessarybecause the device is free of radiation

problems.

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