TDA7403D

Audio Special Purpose Overview

The TDA7403D is a two-channel audio signal processor manufactured by STMicroelectronics, designed for automotive applications. It operates within a supply voltage range of 7.5V to 10V and supports I2C interface communication. The device is housed in a 20-SOIC package with a width of 7.50mm and functions as an audio signal processor. It is qualified for automotive grade use and operates at temperatures between -40°C and 80°C.

Audio Special Purpose Feature Summary

• Two-channel audio signal processing capability
• I2C interface for configuration and control
• Automotive grade qualification
• Operates on 7.5V to 10V supply voltage

Audio Special Purpose Applications

• Automotive audio systems
• In-car entertainment signal processing

Audio Special Purpose Procurement Notes

Verify the specific datasheet version and ordering suffixes to ensure compatibility with required packaging and temperature ranges. Confirm that the 20-SOIC package matches the PCB footprint design. Check for any end-of-life notices or alternative part recommendations from STMicroelectronics before finalizing procurement plans.

Audio Special Purpose Selection Notes

Select this component when a dedicated two-channel audio processor with I2C control is needed for automotive environments. Ensure the system power supply remains stable within the 7.5V to 10V range. Consider the 20-SOIC package dimensions for layout constraints and verify thermal requirements against the -40°C to 80°C operating specification.

Audio Special Purpose Part Context

The TDA7403D belongs to STMicroelectronics' portfolio of specialized audio integrated circuits tailored for vehicle infotainment. It complements other audio components like amplifiers and DSPs by handling signal routing and processing tasks specifically optimized for the electrical and environmental conditions found in automotive interiors.

Audio Special Purpose Replacement Considerations

Consult STMicroelectronics documentation for direct pin-to-pin replacements or functional equivalents within the TDA74xx series. Verify that any substitute maintains the same 20-SOIC package, I2C interface, and automotive grade specifications.