Overview
The TDA7708SCB, produced by STMicroelectronics, is a single-chip, fully-CMOS AM/FM tuner designed for terrestrial radio receiver applications. This component is particularly suited for automotive and other radio devices that require high performance, reliability, and minimal external component count. It integrates advanced features such as low-IF, DSP-based architecture, high dynamic range IF-ADC, and multipath noise mitigation processing, making it an ideal solution for realizing complete HD-Radio™ receiver systems when combined with an external decoder like the STA680D.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Supply Voltage (VCC) | 3.15 | 3.3 | 3.45 | V |
| Ambient Temperature Range (Tamb) | -40 | 85 | °C | |
| Supply Current (ICC) at FM @108 MHz | 350 | mA | ||
| Dissipated Power (Pdiss) | 1 | W | ||
| Operative Junction Temperature (Tj_oper) | 125 | °C | ||
| Package Type | 52-VFQFPN (8x8x1.0 mm) |
Key Features
- Fully automotive grade CMOS design, AEC-Q100 qualified
- AM/FM band reception with digital IF processing
- Low-IF, DSP-based architecture
- Very high dynamic range built-in IF-ADC
- Minimum external component count
- Very small footprint package
- Optional multipath noise mitigation processing
- Compatible with HD-Radio™
- Digital Audio Output and integrated RDS decoding
- Fully RoHS-compliant
Applications
The TDA7708SCB is primarily designed for automotive radio systems but is also suitable for other terrestrial radio receiver applications. Its high performance, reliability, and minimal external component requirements make it an excellent choice for car radios and other radio devices.
Q & A
- What is the TDA7708SCB used for?
The TDA7708SCB is used as an AM/FM tuner for terrestrial radio receiver applications, particularly in automotive systems. - What is the operating supply voltage of the TDA7708SCB?
The operating supply voltage is between 3.15 V and 3.45 V. - What is the ambient temperature range for the TDA7708SCB?
The ambient temperature range is from -40°C to 85°C. - Does the TDA7708SCB support HD-Radio™?
Yes, it is compatible with HD-Radio™, but requires an external decoder like the STA680D for full functionality. - What is the package type of the TDA7708SCB?
The package type is 52-VFQFPN (8x8x1.0 mm). - Is the TDA7708SCB RoHS-compliant?
Yes, the TDA7708SCB is fully RoHS-compliant. - What is the maximum supply current at FM @108 MHz?
The maximum supply current is 350 mA. - Does the TDA7708SCB have built-in RDS decoding?
Yes, it has integrated RDS decoding. - What is the operative junction temperature of the TDA7708SCB?
The operative junction temperature is up to 125°C. - Is the TDA7708SCB suitable for automotive applications?
Yes, it is AEC-Q100 qualified and designed for automotive grade quality and reliability.
