TDA7469

Overview

The TDA7469 is a two-channel audio tone processor manufactured by STMicroelectronics, designed for consumer audio applications. It operates on a supply voltage ranging from 1.8V to 5V and supports an ambient operating temperature of 0°C to 70°C. The device features an I2C interface for control and includes ALC Surround specifications. It is housed in a 24-SSOP package with a width of 5.30mm, utilizing surface mount technology for integration into compact electronic designs.

Feature Summary

• Two-channel audio tone processing capability
• I2C digital interface for system control
• Wide supply voltage range (1.8V ~ 5V)
• ALC Surround specification support

Applications

• Consumer audio systems

Procurement Notes

Verify the specific ordering suffix against official documentation, as packaging formats such as tube or tape-and-reel vary by variant. Confirm that the selected part matches the required 24-SSOP package dimensions and electrical parameters for the target design.

Selection Notes

Select this component for applications requiring stereo tone processing with low-voltage operation. Ensure the host controller supports the I2C protocol. Verify that the 0°C to 70°C operating temperature range meets the environmental requirements of the final product deployment.

Part Context

This component belongs to the TDA7469 family of audio signal processors. It serves as a specialized integrated circuit for managing audio tone controls within consumer electronics, offering a compact solution compared to discrete implementations.

Replacement Considerations

Check for direct pin-compatible substitutes within the same manufacturer's portfolio. Verify that any alternative maintains identical I2C addressing and voltage levels to ensure seamless integration without schematic modifications.