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TC90A53N - 3-LINE DIGITAL Y/C SEPARATOR

General Description

(1) CLAMP (Input clamp) Circuit used to Sync tip clamp composite signal.

Apply feedback clamp so that at Y / C separation, the minimum data value after A / D conversion is the internally-fixed level.

Key Features

  • TV format : NTSC (3.58).
  • Dynamic comb filter.
  • Vertical edge enhancement circuit.
  • PLL 4 × multiplier circuit.
  • Internal 8-bit 4 fsc AD converter.
  • Internal 8-bit 4 fsc DA converter (2 ch).
  • 1-line color dot interference reducer circuit.
  • Sync tip clamp circuit.
  • Internal 2H-line memory.
  • Color killer mode (Y / C separation off).
  • Chroma signal C output wide band mode.
  • Package : SDIP 28-pin and SOP 28-pin.
  • 5 V single power supply Weight:.

📥 Download Datasheet

Datasheet Details

Part number TC90A53N
Manufacturer Toshiba
File Size 305.28 KB
Description 3-LINE DIGITAL Y/C SEPARATOR
Datasheet download datasheet TC90A53N Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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TC90A53N/F TOSHIBA CMOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC TC90A53N,TC90A53F 3-LINE DIGITAL Y / C SEPARATOR IC TC90A53N / F is a 3-line digital Y / C separator IC which separates luminance signal Y and chroma signal C from composite video signals. Toshiba’s logical comb filter realizes good Y / C separation at low cost. FEATURES · TV format : NTSC (3.