TDA7405TR

Audio Special Purpose Overview

The TDA7405TR 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 10.5V and supports I2C interface communication. The device is housed in a 44-TQFP (10x10 mm) package with surface mount installation. It functions as an audio DSP suitable for car audio systems, operating reliably across a temperature range of -40°C to +85°C.

Audio Special Purpose Feature Summary

• Two-channel audio signal processing capability
• I2C digital control interface
• Automotive grade qualification
• 44-TQFP surface mount package

Audio Special Purpose Applications

• Car audio processors
• Audio signal conditioning
• Automotive infotainment systems

Audio Special Purpose Procurement Notes

Verify the specific ordering suffix against official STMicroelectronics documentation to confirm exact packaging and tape specifications. Confirm current availability status directly with authorized distributors, as automotive components may have varying stock levels. Ensure the 44-TQFP package dimensions match the target PCB footprint requirements before procurement.

Audio Special Purpose Selection Notes

Select this component for designs requiring a dedicated two-channel audio processor with I2C control in automotive environments. Verify that the 7.5V to 10.5V supply voltage aligns with the vehicle's electrical system. Ensure the design accommodates the 44-TQFP package size and thermal requirements for the specified operating temperature range.

Audio Special Purpose Part Context

This part belongs to the STMicroelectronics family of audio signal processors. It is specifically engineered for automotive-grade reliability, distinguishing it from general-purpose consumer audio ICs. The TDA7405 series typically integrates tone control and volume management functions optimized for vehicle audio architectures.

Audio Special Purpose Replacement Considerations

Consult official STMicroelectronics cross-reference guides for verified pin-compatible or functionally equivalent alternatives. Do not assume compatibility based on similar package types alone; verify electrical parameters and interface protocols.