Overview
The TEF6657HN/V102K is a DSP-based radio tuner one-chip produced by NXP USA Inc. This device is part of the TEF665X series, which succeeds the industry-proven TEF661X product range with improved performance and a more comprehensive feature set at a lower system cost. The TEF6657HN/V102K integrates an AM/FM radio tuner and software-defined radio signal processing, making it a robust solution for various radio applications.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| IDDA(RF) | RF analog supply current on pin VDDA_RF | 0 | 0.3 | 2 | mA |
| IDDA(IFADC) | IF ADC analog supply current on pin VDDA_IFADC | 25 | 37 | 45 | mA |
| IDDD | Digital supply current on pin VDDD | 15 | 24 | 35 | mA |
| VDDA(RF)(3V3) | RF analog supply voltage (3.3 V) on pin VDDA_RF | -0.5 | +3.9 | V | |
| VDDA(IF)(3V3) | IF analog supply voltage (3.3 V) on pin VDDA_IFADC | -0.5 | +3.9 | V | |
| VDDD(3V3) | Digital supply voltage (3.3 V) on pin VDDD | -0.5 | +3.9 | V | |
| Tamb | Ambient temperature | -40 | +85 | °C | |
| Tj | Junction temperature | -40 | +125 | °C | |
| Package | HVQFN32 | ||||
| Body Dimensions | 5 mm x 5 mm x 0.85 mm |
Key Features
- Alignment-free digital receiver including tuner and software-defined radio processing
- Command-based high-level user interface combining high control flexibility with ease of control
- Read information with device and tuning status, reception quality, and RDS data
- FM receiver with a tuning range of 65 MHz to 108 MHz covering Eastern Europe (OIRT), Japan, Europe, and US bands
- AM receiver covering LW, MW, and full SW
- Fully integrated tuning system with low phase noise and fast tuning
- FM LNA with AGC and AM LNA with AGC for active and passive antenna applications
- High dynamic range IF ADC and digital IF signal processing including decimation, shift to baseband, AGC control, I/Q correction, and variable IF bandwidth filtering (PACS)
- FM stereo decoding and support for RDS and DARC
- Stereo audio provided in digital format on the I2S outputs and on the audio DAC outputs
Applications
- AM/FM radios and hybrid radio systems
- Automotive infotainment systems
- Consumer electronics such as home radios and portable radios
- Digital radio systems supporting HD Radio and Digital Radio Mondiale (DRM) when used with NXP's digital radio coprocessors
- Multi-layer PCB designs due to the compact HVQFN package
Q & A
- What is the TEF6657HN/V102K?
The TEF6657HN/V102K is a DSP-based radio tuner one-chip produced by NXP USA Inc., integrating an AM/FM radio tuner and software-defined radio signal processing.
- What package type does the TEF6657HN/V102K use?
The device is available in an HVQFN32 package, which is a plastic thermal enhanced very thin quad flat package with 32 terminals.
- What are the key features of the TEF6657HN/V102K?
Key features include alignment-free digital receiver, command-based user interface, FM/AM receiver capabilities, fully integrated tuning system, and support for RDS and DARC.
- What is the tuning range of the FM receiver in the TEF6657HN/V102K?
The FM receiver has a tuning range of 65 MHz to 108 MHz, covering various regional bands.
- Does the TEF6657HN/V102K support digital radio standards?
Yes, it supports HD Radio and Digital Radio Mondiale (DRM) when used with NXP's digital radio coprocessors.
- What are the typical supply currents for the TEF6657HN/V102K?
The typical supply currents are 0.3 mA for RF analog supply, 37 mA for IF ADC analog supply, and 24 mA for digital supply.
- What are the operating temperature ranges for the TEF6657HN/V102K?
The ambient temperature range is -40°C to +85°C, and the junction temperature range is -40°C to +125°C.
- What audio output formats does the TEF6657HN/V102K provide?
The device provides stereo audio in digital format on the I2S outputs and on the audio DAC outputs.
- What are some common applications of the TEF6657HN/V102K?
Common applications include AM/FM radios, automotive infotainment systems, consumer electronics, and digital radio systems.
- How does the TEF6657HN/V102K handle noise and multipath issues?
The device includes features such as noise blanking and FM multipath improvement to enhance reception quality.
