TDA7303

Audio Special Purpose Overview

The TDA7303 is a two-channel audio tone processor manufactured by STMicroelectronics, designed for automotive applications. It operates on a supply voltage range of 6V to 10V and supports I2C interface control. The device is housed in a 28-SOIC package with a width of 7.50mm. It meets AEC-Q100 qualification standards and functions within an operating temperature range of -40°C to 85°C. The component specifies a performance parameter of 1.25dB.

Audio Special Purpose Feature Summary

• Two-channel audio tone processing capability
• I2C digital control interface
• AEC-Q100 qualified for automotive grade reliability
• Operates within 6V to 10V supply voltage

Audio Special Purpose Applications

• Automotive audio systems
• Car stereo tone control
• Vehicle infotainment signal processing

Audio Special Purpose Procurement Notes

This product is marked as obsolete or discontinued. Verification of current availability status is required before procurement planning. Check official manufacturer channels for end-of-life notifications or final time buy options. Ensure the specific package variant matches design requirements.

Audio Special Purpose Selection Notes

Select this component for automotive audio designs requiring integrated tone control via I2C. Verify that the 28-SOIC footprint fits the PCB layout constraints. Confirm that the 6V-10V supply range aligns with the vehicle's electrical system specifications. Ensure thermal management supports the -40°C to 85°C operating range.

Audio Special Purpose Part Context

The TDA7303 belongs to STMicroelectronics' family of specialized audio integrated circuits. It serves as a dedicated solution for managing audio signal characteristics in vehicles. The part integrates tone processing functions into a compact surface-mount package, reducing external component count compared to discrete solutions.

Audio Special Purpose Replacement Considerations

As the TDA7303 is listed as obsolete, no direct public substitute part numbers are confirmed in the provided data. Designers should consult STMicroelectronics for recommended replacement families or updated automotive audio processors.