TDA18250AHN/C1,557

Video Processing Overview

The TDA18250AHN/C1,557 is a tuner integrated circuit manufactured by NXP Semiconductors. It operates within a frequency range of up to 1002 MHz and provides a gain of 7.5 dB at a supply voltage of 3.3 V. The device is housed in a QFN package with 48 pins, specifically identified as SOT619-1 or LCC48,.27SQ,20. It is designed for commercial temperature ranges, operating between -40 °C and 70 °C, and complies with RoHS standards. The component features surface mount technology and has a maximum slew rate of 295 mA.

Video Processing Feature Summary

• Supports high-frequency tuning operations up to 1002 MHz
• Integrated low-noise amplifier providing 7.5 dB gain
• Designed for direct interface with 3.3 V power supplies
• Compact QFN packaging suitable for dense circuit designs

Video Processing Applications

• Digital television reception systems
• Satellite communication receivers
• Cable modem tuners
• Multimedia set-top boxes

Video Processing Procurement Notes

Verify the exact part number suffix against official NXP documentation to ensure correct package variant and tape-and-reel specifications. Confirm that the C1,557 designation matches the required lead-free and RoHS compliance status for your manufacturing process. Cross-reference the 48-pin QFN footprint dimensions with your PCB layout guidelines before finalizing procurement orders.

Video Processing Selection Notes

Select this component when a compact tuner solution is required for digital TV applications operating within the specified frequency range. Ensure the system design accommodates the 3.3 V supply requirement and the thermal characteristics of the QFN package. Verify compatibility with the host processor's control interfaces and signal processing requirements for optimal performance.

Video Processing Part Context

This tuner IC belongs to NXP's portfolio of consumer electronics components, specifically targeting digital broadcasting standards. It integrates RF front-end functions into a single chip to reduce board space and simplify design complexity. The device supports various modulation schemes common in terrestrial and satellite digital television transmissions.

Video Processing Replacement Considerations

Consult NXP official documentation for verified cross-reference part numbers. Ensure any substitute maintains identical pinout, electrical parameters, and package dimensions to avoid redesign efforts.