MAX2680EUT-T

RF Mixers Overview

The MAX2680EUT-T is a low-noise, silicon-germanium (SiGe) downconverter mixer designed for low-voltage operation. It operates within a frequency range of 400MHz to 2.5GHz, with an intermediate frequency range of 10MHz to 500MHz and a local oscillator frequency range of 400MHz to 2.5GHz. The device provides a gain of 11.6dB and a noise figure of 6.3dB. It functions on a supply voltage of 2.7V to 5.5V, drawing a typical supply current of 5mA. Power dissipation is rated at 696mW. The component is housed in a surface-mount SOT-23-6 package and supports operating temperatures from -40°C to +85°C.

RF Mixers Feature Summary

• Utilizes Silicon-Germanium (SiGe) technology to enhance radio front-end performance and ensure low-noise operation.
• Designed for low-voltage operation, supporting supply voltages from 2.7V to 5.5V for portable applications.
• Provides integrated single-ended or differential interface capabilities within a miniature footprint.

RF Mixers Applications

• Cellular phone systems
• ISM band transceivers
• PCS wireless applications
• WLL (Wireless Local Loop) systems

RF Mixers Procurement Notes

Verify the specific ordering suffix when sourcing components. The suffix indicates the packaging format, such as tape and reel or cut tape, which affects handling but does not alter the internal electrical function. Confirm that the part number includes the required environmental designation if lead-free compliance is mandatory for the assembly process. Cross-reference the manufacturer's latest documentation to ensure compatibility with current RoHS standards.

RF Mixers Selection Notes

Select this component for designs requiring a compact, low-power downconversion solution in the 400MHz to 2.5GHz range. The SiGe construction offers improved linearity and noise performance compared to standard CMOS alternatives. Ensure the PCB layout adheres to general guidelines for RF and mixed-signal circuits to maintain signal integrity. Consider the thermal characteristics given the power dissipation rating when designing the heat management strategy.

RF Mixers Part Context

This device belongs to the MAX2680 series of miniature, low-cost, low-noise downconverter mixers. The series is engineered specifically for portable wireless applications where space and power consumption are critical constraints. The technology leverages advanced SiGe processes to deliver high performance in a small SOT-23-6 package, making it suitable for integration into dense mobile communication hardware.

RF Mixers Replacement Considerations

Public confirmed substitute part numbers: MAX2681EUT+T, MAX2682EUT+T.

RF Mixers FAQ

What is the supported intermediate frequency range?

The intermediate frequency range is 10MHz to 500MHz.

Does the device support differential interfaces?

Yes, the device features integration for both single-ended and differential interfaces.