TAS2574YCGR

Overview

The Texas Instruments TAS2574YCGR is a digital input Class-D audio amplifier featuring an integrated 15V boost converter and I/V sense capabilities. It delivers up to 8.5W output power at 1% THD+N into an 8-ohm load. The device supports battery voltages from 1.8V to 5.5V, with VDD operating between 1.65V and 1.95V, and IOVDD selectable at 1.2V or 1.8V. It utilizes a DSBGA (YCG) package with 36 pins.

Feature Summary

• Integrated 15V Class-H boost converter for high-power delivery in battery-operated systems
• Built-in speaker voltage and current sensing for real-time monitoring and protection
• Advanced efficiency optimization algorithms including Y-bridge and Class-H control
• Supports multiple digital audio interfaces including I2S and TDM

Applications

• Mobile phones, tablets, and wearable devices
• Smart speakers with voice assistance
• Bluetooth and wireless speakers

Procurement Notes

Verify the specific ordering suffix 'YCGR' corresponds to the DSBGA package and tape-and-reel quantity of 3000 units. Confirm that the active status aligns with current production requirements. Ensure compatibility with the specified voltage ranges and interface protocols before finalizing procurement orders.

Selection Notes

Select this component when high-efficiency audio amplification is required for portable devices. The integrated boost eliminates external inductors, reducing board space. Verify system constraints regarding thermal management and I2C address configuration to ensure proper integration within the host processor environment.

Part Context

This part belongs to the TAS2574 series of smart amplifiers designed by Texas Instruments. It represents a specialized solution for mobile audio applications where size, efficiency, and speaker protection are critical design parameters. The series focuses on maximizing battery life while maintaining high sound quality.

Replacement Considerations

Consult official documentation for direct substitutes. Cross-reference pinouts and electrical specifications carefully when considering alternative components.