ATR4256-TKSY

Overview

The ATR4256-TKSY is a PLL-controlled AM/FM receiver module manufactured by Microchip Technology. It integrates frequency synthesis and demodulation functions for broadcast radio applications. The component utilizes a 20-SSOP surface-mount package. It supports buffered outputs for signal distribution. The device is designed for precise tuning and robust demodulation performance in consumer electronics.

Feature Summary

• Integrates PLL-based frequency synthesis with AM/FM demodulation
• Provides buffered output signals for system integration
• Supports precise tuning capabilities for broadcast reception

Applications

• AM/FM broadcast radio receivers
• Consumer audio equipment
• Portable communication devices

Procurement Notes

Verify the obsolete status of this component before procurement planning. Confirm availability through authorized distributors or surplus channels. Ensure compatibility with existing PCB footprints and design requirements. Check for lead-free and RoHS compliance documentation if required for specific manufacturing standards.

Selection Notes

Select this component for applications requiring integrated AM/FM reception with built-in frequency synthesis. Consider the 20-SSOP package size for space-constrained designs. Evaluate the buffered output feature for driving multiple downstream stages. Verify that the obsolete lifecycle status aligns with long-term production needs.

Part Context

This part belongs to the family of RF receiver modules from Microchip Technology. It combines radio tuner functionality with digital control interfaces. The ATR4256 series is designed for high-performance audio reception. The TKSY suffix indicates specific packaging and environmental compliance options.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided data. Due to the obsolete status, direct replacements may require redesigning the circuit board. Consult Microchip Technology for current portfolio alternatives.