Besic

2 GENERAL DESCRIPTION The SAA4977H is a video processing IC providing analog YUV interfacing, video enhancing features, memory controlling and an embedded 80C51 microprocessor core. It is applicable especially for field rate up-conversion (50 to 100 Hz or 60 to 120 Hz) in cooperation with a 2.9

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PHI

PHI

Besic

2 GENERAL DESCRIPTION\nThe SAA4977H is a video processing IC providing analog YUV interfacing, video enhancing features, memory controlling and an embedded 80C51 microprocessor core. It is applicable especially for field rate up-conversion (50 to 100 Hz or 60 to 120 Hz) in cooperation with a 2.9 Mbi • Internal prefilter\n• Clamp circuit\n• Analog AGC\n• Line locked PLL\n• Triple YUV 8-bit Analog-to-Digital Converter (ADC)\n• Horizontal compression\n• Field rate up-conversion (50 to 100 Hz or 60 to 120 Hz)\n• 4:1:1 digital I/O interface\n• Digital CTI (DCTI)\n• Digital luminance peaking\n• Tripl;

恩XP

6.8 ??390 VOLTS ZENER DIODES

FEATURES: • Hermetically Glass Sealed • High Power Dissipation 5W • Tight Voltage Tolerance 5 • For other Voltage, Power, or Tolerance Consult Factory. • TX, TXV, and S-Level Screening Available 5/. • Replacement for 1N4954 – 1N4996

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SSDI

5 W 6.8 ??390 VOLTS ZENER DIODES

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SSDI

CEPT/T1 Input/Output Transformer

TEW4977 & -1 are designed and approved to be used as an Input transformer with the following devices. Typical applications are: • Primary rate ISDN network nodes. • PBX or computer to T1/CEPT Digital trunks. • High speed data link using T1/CEPT Digital trunk. • TDM Multiplexers.

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FILTRAN

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