Overview
The TDA7786TR, produced by STMicroelectronics, is an optimized high-performance AM/FM tuner IC designed for car-radio applications. It is part of the TDA7786x (ELITE) tuner family, which also supports HD Radio™ reception when combined with an external baseband decoder. This IC integrates various components such as mixers, IF amplifiers for AM, FM, and weather band (WX), a fully integrated VCO and PLL synthesizer, and digital interfaces for HD Radio™ decoding. The TDA7786TR is known for its high selectivity, dynamic range, and adaptive bandwidth control, making it a robust solution for automotive infotainment systems.
Key Specifications
| Parameter | Description |
|---|---|
| Part Number | TDA7786TR |
| Manufacturer | STMicroelectronics |
| Package | LQFP 64 (10x10x1.4 mm) |
| Grade | Industrial |
| RoHS Compliance Grade | Ecopack1 |
| Supply Voltage | Single 5 V |
| Operating Temperature | Min and Max values not specified, but typically within industrial range |
| Data Interface | I2C bus-controlled, I2S input/output digital audio interfaces |
Key Features
- AEC-Q100 qualified for automotive use
- FM, AM, and weather band reception
- Fully integrated VCO for world tuning
- High performance PLL for fast RDS system
- Integrated AM LNA and PIN diodes
- Automatic self-alignment for FM front-end pre-selection filter and image rejection
- Integrated IF filters with high selectivity, dynamic range, and adaptive bandwidth control
- Drift-free Digital-IF signal processing with high performance
- RDS demodulation with group and block synchronization
- High performance stereo decoder with noise-blanker
- Digital interface for HD Radio™ reception with digital audio blending
- MuSICA (multipath noise reduction) algorithm available for premium version (TDA7786M)
Applications
The TDA7786TR is primarily designed for car-radio applications, providing high-performance AM/FM and weather band reception. It is also suitable for HD Radio™ reception when used in conjunction with an external baseband decoder. The IC's features make it an ideal component for automotive infotainment systems, where high selectivity, dynamic range, and adaptive bandwidth control are crucial.
Q & A
- What is the TDA7786TR used for?
The TDA7786TR is used for high-performance AM/FM and weather band reception in car-radio applications and can also support HD Radio™ reception with an external baseband decoder.
- What package type does the TDA7786TR come in?
The TDA7786TR comes in an LQFP 64 package (10x10x1.4 mm).
- Is the TDA7786TR AEC-Q100 qualified?
- What is the supply voltage for the TDA7786TR?
The TDA7786TR operates on a single 5 V supply.
- Does the TDA7786TR support digital interfaces?
- What is the MuSICA algorithm, and is it available in the TDA7786TR?
The MuSICA algorithm is for multipath noise reduction and is available in the premium version of the device, TDA7786M.
- What are the key advantages of using digital signal processing in the TDA7786TR?
The key advantages include a very low number of external components, small space occupation, easy application, high selectivity due to digital filters, high customization possibility through software control, and automatic alignment.
- Is the TDA7786TR RoHS compliant?
- What types of filters does the TDA7786TR integrate?
The TDA7786TR integrates IF filters with high selectivity, dynamic range, and adaptive bandwidth control.
- Does the TDA7786TR support RDS demodulation?
- What is the operating temperature range for the TDA7786TR?
The specific operating temperature range is not detailed, but it is within the industrial range.
