Analog Devices Inc./Maxim Integrated

MAX7428EKA+T

MAX7428EKA+T Description

The MAX7428EKA+T from Analog Devices Inc./Maxim Integrated is a high-performance video filter IC designed for consumer video applications. Packaged in a compact SOT23-8 form factor and delivered in Tape & Reel (TR), this surface-mount device integrates buffers and filters to ensure superior signal integrity in NTSC and PAL video systems. Operating within a 4.5V to 5.5V supply range, it supports serial control interfaces for flexible system integration. Although marked as obsolete, it remains a reliable choice for legacy designs, boasting ROHS3 compliance and REACH unaffected status, making it suitable for environmentally conscious applications.

MAX7428EKA+T Features

• Standards Compliance: Supports NTSC and PAL video standards, ensuring broad compatibility.
• Low-Power Operation: Optimized for 4.5V–5.5V supply, ideal for portable and power-sensitive designs.
• Compact Packaging: SOT23-8 footprint minimizes board space while enabling high-density layouts.
• Serial Control Interface: Simplifies integration with microcontrollers or DSPs for dynamic filter tuning.
• Robust Performance: Integrated buffers and filters reduce external component count, enhancing signal clarity.
• Environmental Compliance: ROHS3 and REACH compliant, meeting stringent regulatory requirements.

MAX7428EKA+T Applications

• Consumer Video Systems: Ideal for DVD players, set-top boxes, and analog video processors requiring NTSC/PAL filtering.
• Legacy Video Equipment: Suitable for maintaining or upgrading older video infrastructure.
• Portable Devices: Low-voltage operation makes it a fit for battery-powered video gadgets.
• Signal Conditioning: Acts as a pre-filter or post-filter in video ADCs/DACs to minimize noise and aliasing.

Conclusion of MAX7428EKA+T

The MAX7428EKA+T excels in video signal conditioning, offering a blend of compact design, compliance with analog video standards, and low-power operation. While obsolete, its serial control flexibility and integrated filtering make it a pragmatic choice for legacy or cost-sensitive designs. Engineers seeking a proven solution for NTSC/PAL video processing will find this IC a reliable option, particularly in consumer electronics and retrofits. For new designs, consider modern alternatives, but for existing systems, the MAX7428EKA+T delivers consistent performance.