Overview
The MAX2172ETL+W is a direct-conversion to low-IF tuner integrated circuit designed by Analog Devices Inc./Maxim Integrated. This component is specifically tailored for digital audio broadcast (DAB) and terrestrial digital multimedia broadcast (T-DMB) applications. It covers a wide range of input frequencies, including 87MHz to 108MHz (FM), 168MHz to 240MHz (VHF-III), and 1452MHz to 1492MHz (L-band). The MAX2172ETL+W features a high level of component integration, enabling low-power, tuner-on-board designs without the need for an IF-SAW filter.
Key Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated |
| Part Number | MAX2172ETL+W |
| Package Type | 40-pin Thin QFN (6mm x 6mm) with Exposed Pad |
| Number of Pins | 40 |
| Operating Temperature Range | -40°C to +85°C |
| Input Frequency Range | 87MHz to 108MHz (FM), 168MHz to 240MHz (VHF-III), 1452MHz to 1492MHz (L-band) |
| Max Supply Current | 61 mA |
| RoHS Compliance | Yes |
Key Features
- Direct-conversion to low-IF architecture, eliminating the need for an IF-SAW filter.
- Provides a buffered reference clock at the crystal frequency.
- Includes a sigma-delta fractional-N synthesizer for optimized phase noise performance.
- Delivers a balanced 2.048MHz center frequency baseband output to the demodulator.
- High level of component integration for low-power, tuner-on-board designs.
Applications
- Digital Audio Broadcast (DAB).
- Terrestrial Digital Multimedia Broadcast (T-DMB).
- FM radio applications (87MHz to 108MHz).
- VHF-III applications (168MHz to 240MHz).
- L-band applications (1452MHz to 1492MHz).
Q & A
- What is the MAX2172ETL+W used for?
The MAX2172ETL+W is used for digital audio broadcast (DAB) and terrestrial digital multimedia broadcast (T-DMB) applications.
- What are the input frequency ranges supported by the MAX2172ETL+W?
The component supports input frequencies ranging from 87MHz to 108MHz (FM), 168MHz to 240MHz (VHF-III), and 1452MHz to 1492MHz (L-band).
- What type of package does the MAX2172ETL+W come in?
The MAX2172ETL+W is available in a 40-pin thin QFN package (6mm x 6mm) with an exposed pad.
- What is the operating temperature range of the MAX2172ETL+W?
The operating temperature range is -40°C to +85°C.
- Does the MAX2172ETL+W require an IF-SAW filter?
No, the direct-conversion to low-IF architecture eliminates the need for an IF-SAW filter.
- What is the maximum supply current of the MAX2172ETL+W?
The maximum supply current is 61 mA.
- Is the MAX2172ETL+W RoHS compliant?
Yes, the MAX2172ETL+W is RoHS compliant.
- What type of synthesizer is included in the MAX2172ETL+W?
The component includes a sigma-delta fractional-N synthesizer.
- What is the baseband output frequency provided by the MAX2172ETL+W?
The component provides a balanced 2.048MHz center frequency baseband output to the demodulator.
- Where can I find detailed reliability and quality assurance information for the MAX2172ETL+W?
Detailed reliability and quality assurance information can be found in the datasheet and reliability data documents available from Analog Devices Inc./Maxim Integrated.
