The NXP TDA18271HD/C1,557 is a cutting-edge silicon tuner integrated circuit (IC) designed to address the increasing demands of modern broadcast systems. As a high-performance solution, it is tailored for both analog and digital television reception, making it a versatile component for a wide range of TV and PC TV applications.

Key Features

• Hybrid (analog and digital) silicon tuner, supporting multiple broadcast standards including DVB-T, DVB-T2, DVB-C, DVB-C2, DVB-S, DVB-S2, ISDB-T, and ATSC.
• State-of-the-art architecture that offers superior sensitivity and selectivity with low power consumption.
• Integrated RF tracking filters and programmable IF selectivity to optimize performance across different signal conditions.
• Supports a wide frequency range from 44MHz to 1002MHz, catering to various global broadcast bands.
• On-chip PLL for precise local oscillator generation, ensuring accurate frequency tuning.
• Advanced on-chip Automatic Gain Control (AGC) for optimal signal reception under varying input levels.

Applications

The TDA18271HD/C1,557 is engineered to be the heart of the next-generation TV and PC-TV systems, including:

• Flat-panel televisions (LCD, LED, Plasma)
• Digital TV set-top boxes
• PC TV tuner cards
• Portable TV devices

Performance and Integration

This IC is designed to offer manufacturers ease of design and integration into their systems. It comes with a fully integrated VCO, requiring no external components for VCO tank and varactor diode, which reduces the overall bill of materials and simplifies the design process. Its I²C-bus programmability allows for easy control and integration with a microcontroller or processor, providing a flexible and scalable solution for various system designs.

Environmental and Quality Standards

Compliant with the strictest industry standards, the TDA18271HD/C1,557 is manufactured to meet high-quality and reliability requirements. It is designed with the environment in mind, ensuring lead-free and RoHS compliant manufacturing processes, reflecting NXP's commitment to environmental sustainability.