HFDA80D-F2T

Overview

The HFDA80D-F2T is a Class-D audio amplifier from STMicroelectronics, engineered for automotive environments using BCD technology. It features four digital input channels and delivers high-fidelity audio performance. The device is housed in a 48-pin LQFP-48L package, providing a compact solution for multi-channel audio systems. Designed to meet automotive-grade reliability standards, it integrates efficient power management suitable for vehicle infotainment applications.

Feature Summary

• Four-channel digital input architecture for multi-speaker configurations
• Class-D topology optimized for high efficiency and thermal management
• Automotive-grade construction utilizing advanced BCD process technology
• High-fidelity audio output capability for premium sound reproduction

Applications

• Automotive infotainment system main amplifiers
• Vehicle telematics audio processing units
• Multi-zone car audio distribution networks
• Digital audio interface modules in modern vehicles

Procurement Notes

Verify the specific suffix (F2T) against the manufacturer's current datasheet to confirm pinout and packaging details. Ensure compatibility with automotive supply voltage ranges and digital control interfaces before integration. Check for RoHS compliance and material declarations as required by regional regulations. Confirm availability status directly with authorized distributors, as stock levels fluctuate.

Selection Notes

Select this component when designing automotive audio systems requiring four independent digital inputs. It is suitable for applications prioritizing high fidelity within strict automotive environmental constraints. Consider the LQFP-48L package size for PCB layout constraints. Evaluate thermal dissipation requirements based on the expected load impedance and operating conditions in the vehicle cabin.

Part Context

This part belongs to STMicroelectronics' automotive audio amplifier portfolio, specifically targeting the growing demand for digital audio solutions in vehicles. It complements other Class-D amplifiers by offering a dedicated four-channel configuration. The use of BCD technology allows for integrated control logic alongside power stages, enhancing system reliability and reducing external component count compared to discrete solutions.

Replacement Considerations

Consult official substitution lists for equivalent four-channel automotive Class-D amplifiers. Verify pin-to-pin compatibility if replacing existing designs. Ensure that any alternative maintains the same digital input protocol and automotive qualification standards.