Professional IC Distribution & Technical Solutions

The TDA4665 is an integrated circuit (IC) manufactured by Philips (PHI), designed for use in video signal processing applications. Below are the key specifications, descriptions, and features:

Specifications:

• Manufacturer: Philips (PHI)
• Function: Digital delay line with built-in 1H comb filter
• Supply Voltage (VDD): 5V ±10%
• Power Consumption: Low power operation
• Operating Temperature Range: -20°C to +70°C
• Package Type: DIP16 or SO16

Descriptions:

The TDA4665 is a digital delay line IC primarily used in TV and video systems to introduce a precise delay (1H or 2H) for luminance (Y) and chrominance (C) signals. It incorporates a built-in 1H comb filter to improve signal quality by reducing cross-color and cross-luminance interference.

Features:

• 1H/2H Delay: Adjustable delay for Y/C signals
• Integrated Comb Filter: Enhances video signal quality
• Low Power Consumption: Suitable for compact designs
• Wide Supply Voltage Tolerance: Operates reliably within 5V ±10%
• Digital Signal Processing: Ensures stable and noise-free operation

This IC is commonly used in analog TV receivers and video processing equipment to enhance picture quality by reducing artifacts.

(Note: Philips (PHI) is now part of NXP Semiconductors, but the original manufacturer marking may still appear as PHI on older components.)