Overview
The STMicroelectronics TDA7708L52 is a highly integrated RF receiver designed for automotive and terrestrial radio broadcasting applications. This device is part of the TDA7708 series, known for its advanced CMOS technology and robust performance. The TDA7708L52 is AEC-Q100 qualified, ensuring it meets the stringent requirements for automotive electronics. It supports AM/FM reception with digital IF processing and is compatible with HD-Radio™ and DRM (Digital Radio Mondiale) standards. The device features a low-IF, DSP-based architecture and includes multiple front-end low-noise amplifiers (LNAs) to cover AM LW/MW/SW bands and the entire FM band.
Key Specifications
| Parameter | Min | Max | Units | |
|---|---|---|---|---|
| VCC (Supply Voltage) | 3.15 | 3.3 | 3.45 | V |
| ICC (Supply Current) | - | - | 350 | mA |
| Tamb (Ambient Temperature Range) | -40 | - | 85 | °C |
| Tj_oper (Operative Junction Temperature) | - | - | 125 | °C |
| Pdiss (Dissipated Power) | - | - | 1 | W |
| Package | - | - | 64-VFQFN Exposed Pad | - |
| Thermal Resistance (Rth j-amb) | - | - | 27 | °C/W |
Key Features
- AEC-Q100 qualified for automotive applications
- AM/FM reception with digital IF processing
- Fully automotive grade CMOS design
- Low-IF, DSP-based architecture
- Very high dynamic range built-in IF-ADC
- Minimum external component count
- Very small footprint package (64-VFQFN Exposed Pad)
- Multipath noise mitigation processing
- RDS demodulation with group and block synchronization
- Compatible with HD-Radio™ and DRM
- Digital Audio Output
- Fully RoHS-compliant
Applications
The TDA7708L52 is primarily designed for use in automotive radio systems, including car radios and infotainment systems. It is also suitable for other applications requiring high-quality AM/FM and HD-Radio™ reception, such as:
- Automotive infotainment systems
- Car radios
- Terrestrial radio broadcasting receivers
- HD-Radio™ and DRM receivers
Q & A
- What is the TDA7708L52 used for?
The TDA7708L52 is used for AM/FM and HD-Radio™ reception in automotive and terrestrial radio broadcasting applications.
- What are the key features of the TDA7708L52?
Key features include AEC-Q100 qualification, AM/FM reception with digital IF processing, low-IF DSP-based architecture, and compatibility with HD-Radio™ and DRM.
- What is the operating temperature range of the TDA7708L52?
The operating temperature range is from -40°C to 85°C.
- What is the package type of the TDA7708L52?
The package type is 64-VFQFN Exposed Pad.
- Is the TDA7708L52 RoHS-compliant?
Yes, the TDA7708L52 is fully RoHS-compliant.
- What interfaces does the TDA7708L52 support?
The device supports I2C, I2S, SPI, and digital audio output interfaces.
- How does the TDA7708L52 mitigate multipath noise?
The device includes multipath noise mitigation processing to improve signal quality.
- What is the maximum supply current of the TDA7708L52?
The maximum supply current is 350 mA.
- Is the TDA7708L52 compatible with DRM?
Yes, the TDA7708L52 is compatible with DRM (Digital Radio Mondiale).
- What is the thermal resistance of the TDA7708L52?
The thermal resistance (Rth j-amb) is 27 °C/W.
