Overview
The STMicroelectronics TDA7708LX32TR is a highly integrated RF receiver designed specifically for automotive applications. This device is part of the TDA7708 series, which is renowned for its advanced AM/FM and HD-Radio™ reception capabilities. The TDA7708LX32TR is built using fully automotive-grade CMOS technology, ensuring high performance, reliability, and compliance with stringent automotive standards such as AEC-Q100 qualification.
This single-chip solution integrates multiple functionalities, including AM/FM reception with digital IF processing, low-IF DSP-based architecture, and support for HD-Radio™ and DRM. The device is optimized for minimal external component count, reducing the overall footprint and complexity of the system.
Key Specifications
| Parameter | Test Condition | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| VCC (Supply Voltage) | - | 3.15 | 3.3 | 3.45 | V |
| ICC (Supply Current) | FM @108 MHz, active interfaces (10 pF load) | - | - | 350 | mA |
| Tamb (Ambient Temperature Range) | - | -40 | - | 85 | °C |
| Tj_oper (Operative Junction Temperature) | - | - | - | 125 | °C |
| Frequency | - | - | - | 108 MHz | - |
| Package | - | - | - | VFQFPN-64 (9x9x1.0 mm) | - |
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 (VFQFPN-64)
- Multipath noise mitigation processing
- RDS demodulation with group and block synchronization
- Compatible with HD-Radio™ and DRM
- Digital Audio Output (I2S)
- Fully RoHS-compliant
Applications
The TDA7708LX32TR is primarily designed for automotive radio systems, including AM/FM and HD-Radio™ receivers. Its robust design and compliance with automotive standards make it ideal for integration into car radios and other radio devices that require high performance, quality, and reliability.
Additionally, this device can be used in other applications requiring advanced radio reception capabilities, such as professional radio equipment and consumer electronics that need to support multiple radio bands and digital radio standards.
Q & A
- What is the primary application of the TDA7708LX32TR?
The primary application of the TDA7708LX32TR is in automotive radio systems, including AM/FM and HD-Radio™ receivers.
- What is the operating temperature range of the TDA7708LX32TR?
The operating temperature range is from -40°C to 85°C.
- What is the supply voltage range for the TDA7708LX32TR?
The supply voltage range is from 3.15V to 3.45V.
- What package type does the TDA7708LX32TR use?
The device is packaged in a VFQFPN-64 (9x9x1.0 mm) package.
- Is the TDA7708LX32TR compliant with automotive standards?
Yes, it is AEC-Q100 qualified.
- What digital radio standards does the TDA7708LX32TR support?
The device supports HD-Radio™ and DRM.
- Does the TDA7708LX32TR have built-in noise mitigation features?
Yes, it includes multipath noise mitigation processing.
- What type of architecture does the TDA7708LX32TR use for signal processing?
The device uses a low-IF, DSP-based architecture.
- Is the TDA7708LX32TR RoHS-compliant?
Yes, it is fully RoHS-compliant.
- What interfaces does the TDA7708LX32TR support?
The device supports I2C, SPI, and I2S interfaces.
- What is the maximum supply current of the TDA7708LX32TR?
The maximum supply current is 350 mA at FM @108 MHz with active interfaces.
