STMicroelectronics TDA7803A-ZSX

TDA7803A-ZSX Automotive Audio ADC/Amplifier

The TDA7803A-ZSX from STMicroelectronics is a high-performance 4-channel automotive-grade audio ADC/amplifier designed for professional audio applications. This AEC-Q100 qualified component delivers exceptional 115dB audio performance with I2C, I2S, and TDM interface support, making it ideal for advanced automotive audio systems operating across a wide temperature range of -40°C to 105°C.

Engineered for reliability in demanding automotive environments, this audio ADC/amplifier combines precision analog-to-digital conversion with powerful amplification capabilities. The device supports multiple digital communication protocols, ensuring seamless integration into modern automotive infotainment systems, premium audio installations, and professional sound processing applications.

Key Features & Benefits

• AEC-Q100 Automotive Qualification: Ensures reliability in demanding automotive environments with rigorous quality standards for temperature cycling, humidity, and mechanical stress resistance
• Wide Supply Voltage Range: 6V to 18.5V operation enables flexible system integration across various automotive power architectures
• Extended Operating Temperature: -40°C to 105°C range guarantees consistent performance in harsh environmental conditions from arctic cold to desert heat
• Multiple Digital Interfaces: I2C, I2S, and TDM support provides versatile connectivity options for modern automotive audio architectures
• Superior Audio Performance: 115dB dynamic range delivers crystal-clear sound reproduction with minimal noise and distortion
• 4-Channel Architecture: Simultaneous processing of multiple audio channels for advanced surround sound and multi-zone audio applications
• RoHS Compliant: Meets environmental compliance standards for global market acceptance
• Space-Efficient Package: PowerSO-36 surface mount package with exposed thermal pad optimizes PCB layout and thermal management

Applications & Use Cases

• Automotive infotainment systems and head units
• Premium car audio amplification systems
• Multi-channel automotive sound processors
• Active noise cancellation systems
• Hands-free communication systems
• Advanced driver assistance systems (ADAS) with audio feedback
• Commercial vehicle audio systems

Why Choose HQICKEY for Your TDA7803A-ZSX?

At HQICKEY, we specialize in providing authentic, high-quality electronic components with full traceability and long lifecycle availability. Our TDA7803A-ZSX units are sourced directly from authorized distributors, ensuring genuine STMicroelectronics quality with complete documentation and compliance certification. We maintain rigorous quality control standards and offer technical support to help you successfully integrate this component into your designs.

Related Products & Resources

Explore our complete range of Audio Special Purpose components for your design needs, including audio codecs, DSPs, amplifiers, and signal processors. Visit our homepage to discover our full catalog of premium electronic components spanning semiconductors, programmable logic, and specialized ICs. Check our technical blog for the latest industry insights, application notes, and design resources to accelerate your product development.

• TDA7803A-ZSX.pdf