Overview
The TEF6621T/V1,518 is a highly integrated low-IF analog car radio tuner produced by NXP USA Inc. This component is part of the TEF662x family, which is designed to provide a cost-effective and easy-to-use solution for aftermarket car radios and consumer radio applications. The TEF6621T/V1,518 features a low-IF architecture that simplifies the design and manufacturing process, eliminating the need for external components such as IF transformer coils and ceramics.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Package/Case | SO32 (Small Outline 32 leads) | Body Width | 7.5 mm |
| Supply Voltage | 8.5 V | Operating Temperature | -20°C to 85°C |
| Frequency Bands | AM (LW/MW), FM (EU/US/Japan) | Modulation/Protocol | AM, FM |
| Integrated Components | PLL Synthesizer, VCO, AM LNA with AGC, FM LNA with AGC, Stereo Decoder | External Component Count | Very Low |
| RoHS Status | Yes | REACH SVHC | Compliant |
Key Features
- Highly integrated tuners with low-IF conversion, reducing the need for external components such as IF transformer coils and ceramics.
- PLL synthesizer with an integrated VCO, simplifying the design and eliminating the need for external LC tank components.
- Integrated AM LNA with AGC and RF selectivity, and integrated FM LNA with AGC.
- Stereo decoder with output for interfacing with external analog or digital audio processors.
- Advanced weak signal processing features including soft mute, stereo blend, and high cut control.
- FM noise blanker and signal quality detection.
- I2C-bus control for easy interface and software development.
- Single 8.5 V supply, reducing power complexity.
Applications
- Aftermarket car radios: The TEF6621T/V1,518 is optimized for cost-sensitive aftermarket car radio applications, providing high performance and integration.
- Consumer radios: Suitable for consumer radio applications due to its cost-effective and easy-to-design nature).
Q & A
- Q: What is the TEF6621T/V1,518?
A: The TEF6621T/V1,518 is a highly integrated low-IF analog car radio tuner produced by NXP USA Inc., designed for aftermarket car radios and consumer radio applications).
- Q: What is the package type of the TEF6621T/V1,518?
A: The TEF6621T/V1,518 comes in a SO32 (Small Outline 32 leads) package).
- Q: What is the supply voltage for the TEF6621T/V1,518?
A: The supply voltage for the TEF6621T/V1,518 is 8.5 V).
- Q: What are the integrated components of the TEF6621T/V1,518?
A: The TEF6621T/V1,518 integrates a PLL synthesizer, VCO, AM LNA with AGC, FM LNA with AGC, and a stereo decoder).
- Q: Is the TEF6621T/V1,518 RoHS compliant?
A: Yes, the TEF6621T/V1,518 is RoHS compliant and also meets REACH SVHC requirements).
- Q: What are the typical applications of the TEF6621T/V1,518?
A: The TEF6621T/V1,518 is typically used in aftermarket car radios and consumer radio applications).
- Q: How does the low-IF architecture benefit the design process?
A: The low-IF architecture simplifies the design and manufacturing process by eliminating the need for external components such as IF transformer coils and ceramics, and it also reduces the complexity of PCB layout).
- Q: Is the TEF6621T/V1,518 still in production?
A: No, the TEF6621T/V1,518 is no longer manufactured by NXP).
- Q: Where can I find detailed information about the TEF6621T/V1,518?
A: You can find detailed information, including datasheets and application notes, on the NXP website or through authorized distributors like Ovaga and Mouser).
- Q: What is the warranty period for the TEF6621T/V1,518 if purchased from a distributor?
A: Distributors like Ovaga offer a 1-year warranty on the TEF6621T/V1,518, covering defects in materials and workmanship under normal use).
