TC90A53N - 3-LINE DIGITAL Y/C SEPARATOR

Product Overview

Toshiba

Datasheet Details

Part number	TC90A53N
Manufacturer	Toshiba
File Size	305.28 KB
Description	3-LINE DIGITAL Y/C SEPARATOR
Datasheet	TC90A53N Datasheet
Additional preview pages of the TC90A53N datasheet.

Product details

Description

OF FUNCTIONS (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.(2) ADC (A / D converter) High-speed series-parallel 8-bit A / D converter (Dynamic Range: 2.0V).Input composite video signal with amplitude of 1.5 Vp-p (sync to white 100%).(3) 1 H memory Line memory consisting of DRAM for 1 H delay.Two line memories configure a 3-line comb filter.

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:.

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Published: Apr 23, 2005 |