STA333MLJ13TR

Audio Special Purpose Overview

The STA333MLJ13TR is a fully integrated digital audio processor and power amplifier from the Sound Terminal family by STMicroelectronics. It operates on a single die without external microcontroller support, featuring Direct Digital Amplification technology. The device provides two channels of audio processing with an I2S interface. It supports a supply voltage range of 4.5 V to 20 V and functions within an operating temperature range of 0°C to +70°C. The component is housed in a 36-PowerSSO-EPD package designed for surface mount installation.

Audio Special Purpose Feature Summary

• Fully integrated digital audio processing and power amplification on a single die
• Direct Digital Amplification (DDX) technology for high-efficiency output
• I2S serial audio data interface accepting standard digital formats
• Wide supply voltage range from 4.5 V to 20 V

Audio Special Purpose Applications

• Pre-amplifier circuits
• Digital speakers
• Audio terminals

Audio Special Purpose Procurement Notes

Verify the specific ordering suffix J13 against official STMicroelectronics documentation to confirm pinout compatibility and functional variations. Ensure the PowerSSO-36 EPD package dimensions match the target PCB footprint. Confirm that the 0°C to +70°C industrial temperature grade meets the environmental requirements of the final assembly.

Audio Special Purpose Selection Notes

Select this component for applications requiring a microcontroller-free digital audio solution. The I2S interface simplifies integration with digital source components. Consider the 4.5 V to 20 V supply range when designing the power stage. The 36-pin exposed pad package requires adequate thermal management on the PCB to handle heat dissipation during operation.

Audio Special Purpose Part Context

This part belongs to the STA333ML Sound Terminal series, which specializes in cost-effective, low-power digital audio systems. The series integrates digital signal processing with Class-D power stages to eliminate the need for external control logic, streamlining design for consumer audio electronics.

Audio Special Purpose Replacement Considerations

Check STMicroelectronics datasheets for other variants within the STA333ML series. Verify if alternative suffixes offer different packaging or extended temperature ranges suitable for the specific application environment.