Overview
The TEF6657HN/V102557, produced by NXP USA Inc., is a single-chip radio IC that integrates an AM/FM radio tuner and software-defined radio signal processing. It 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. This device is designed to occupy minimal PCB real estate, making it suitable for multi-layer PCBs, and is available in a 32-pin HVQFN package.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| RF Analog Supply Current (IDDA(RF)) | on pin VDDA_RF | 0 | 0.3 | 2 | mA |
| IF ADC Analog Supply Current (IDDA(IFADC)) | on pin VDDA_IFADC | 25 | 37 | 45 | mA |
| Digital Supply Current (IDDD) | on pin VDDD | 15 | 24 | 35 | mA |
| RF Analog Supply Voltage (VDDA(RF)) | on pin VDDA_RF | -0.5 | +3.9 | V | |
| IF Analog Supply Voltage (VDDA(IF)) | on pin VDDA_IFADC | -0.5 | +3.9 | V | |
| Digital Supply Voltage (VDDD) | on pin VDDD | -0.5 | +3.9 | V | |
| Ambient Temperature (Tamb) | -40 | +85 | °C | ||
| Junction Temperature (Tj) | -40 | +125 | °C | ||
| Package Type | 32-HVQFN (5x5) |
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.
- 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 FM mixer for frequency conversion to a low IF complex signal.
- AM LNA with AGC, matching active and passive antenna applications, and AM mixer for frequency conversion to a low IF complex signal (AM SW).
- High dynamic range IF ADC and digital IF signal processing including decimation, shift to baseband, AGC control, I/Q correction, variable IF bandwidth filtering (PACS), and demodulation.
- FM stereo decoding and support for RDS and DARC.
Applications
The TEF6657HN/V102557 is suitable for a variety of radio and audio applications, including car radios, home audio systems, and portable radios. It supports multiple radio standards such as AM, FM, and when used with NXP’s digital radio coprocessors, it can also support HD Radio and Digital Radio Mondiale (DRM).
Q & A
- What is the TEF6657HN/V102557? The TEF6657HN/V102557 is a single-chip radio IC that integrates an AM/FM radio tuner and software-defined radio signal processing.
- Who is the manufacturer of the TEF6657HN/V102557? The manufacturer is NXP USA Inc.
- What is the package type of the TEF6657HN/V102557? It is available in a 32-pin HVQFN package.
- What are the operating temperature ranges for the TEF6657HN/V102557? The ambient temperature range is -40°C to +85°C, and the junction temperature range is -40°C to +125°C.
- Does the TEF6657HN/V102557 support digital radio standards? Yes, when used with NXP’s digital radio coprocessors, it supports HD Radio and Digital Radio Mondiale (DRM).
- What are the key features of the TEF6657HN/V102557? Key features include alignment-free digital receiver, command-based user interface, fully integrated tuning system, FM and AM receivers, and support for RDS and DARC.
- What is the typical current consumption of the TEF6657HN/V102557? The typical current consumption includes 37 mA for IF ADC analog supply and 24 mA for digital supply.
- Is the TEF6657HN/V102557 RoHS compliant? Yes, it is ROHS3 compliant.
- What are the typical applications of the TEF6657HN/V102557? Typical applications include car radios, home audio systems, and portable radios.
- How does the TEF6657HN/V102557 handle FM and AM signal processing? It includes FM and AM front-ends, tuning synthesizer, channel filtering, demodulation, FM stereo decoding, and noise blanking.
