37GT-27H (serv.man16) - Sharp TV Service Manual (repair manual). Page 17

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I

2

C BUS CONTROL.

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PIF CIRCUIT WITH PLL DEMODULATION
(Positive and Negative Video).

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SIF CIRCUIT WITH QSS STRUCTURE, FM 
DEMODULATION AND AM DEMODULATION 
FOR FRANCE.

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INTERCARRIER CAPABILITY.

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BUILT IN SOUND BANDPASS.

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SOUND SUB CARRIERS OUTPUT FOR 
STEREO CHASSIS (FM, Nicam).

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AUDIO SWITCH AND VOLUME CONTROL 
(Mono Chassis).

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INTEGRATED CHROMA FILTERS AND LUMA 
DELAY LINE.

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INTEGRATED CHROMA DELAY LINE.

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VIDEO SWITCH (3 CVBS IN, 1 or 2 CVBS 
OUT).

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SVHS SWITCH
(Y combined with CVBS3 input).

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OSD RGB INPUTS.

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EXTERNAL RGB/YUV INPUTS or YUV 
INTERFACE.

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PAL / SECAM / NTSC CHROMA 
DEMODULATORS.

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AUTO FLESH CONTROL CAPABILITY IN 
NTSC.

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SOUTH AMERICA CAPABILITY (PALM/PALN/
NTSC).

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CHROMA SUBCARRIER OUTPUT.

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BLACK STRETCH CIRCUIT.

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PEAKING CIRCUIT.

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AUTOMATIC CUT-OFF CURRENT LOOP.

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MANUAL CUT-OFF POSSIBLE FOR LOW 
COST APPLICATIONS.

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TWO PLLs HORIZONTAL DEFLECTION.

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VERTICAL COUNT DOWN.

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HALF CONTRAST (optional).

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APR (Automatic RGB peak regulation) 
FUNCTION (optional).

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SAW FILTER SWITCH CONTROL (optional).

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VERY FEW EXTERNAL COMPONENTS.

The STV223XD/223X/224X are fully bus con-
trolled ICs for TV including PIF, SIF, luma, chroma
and deflection processing. Used with a vertical
frame booster (TDA1771 or TDA8174 for 90°
chassis, STV9306 for 110° chassis), they allow
the design of multistandard (BGDKIMNLL, PAL/
SECAM/NTSC) sets with very few external com-
ponents and no manual adjustments.

TQFP64 (14 x 14 x 1.4 mm)

(Full Thin Plastic Quad Flat Pack)

ORDER CODE: STV223XD

(Plastic Package)

ORDER CODE: STV223X/4X/8X

Micronas Intermetall Data Sheet: “SDA55XX TVText Pro”
http://www.micronas.com/products/documentation/consumer/sda555x/downloads/sda55xx_1ds.pdf