STW82103B

RF Mixers Overview

The STW82103B is an integrated RF down converter from STMicroelectronics, designed to replace discrete solutions in wireless infrastructure. It provides 8 dB of gain and a noise figure of 10.5 dB while maintaining very high input linearity through its passive architecture. The device operates within the 700 MHz to 2.7 GHz frequency range, covering common wireless standards. It features an embedded integer-N synthesizer and utilizes a high-speed serial-to-parallel interface for programming. This component supports GSM, 3G, LTE, microwave relay, cable modem, satellite, broadcasting, instrumentation, security, defense, and test equipment applications.

RF Mixers Feature Summary

• Integrates RF down conversion with an embedded integer-N synthesizer to reduce external component count
• Delivers high input linearity via a passive architecture combined with 8 dB gain
• Supports flexible programming through a high-speed serial-to-parallel interface

RF Mixers Applications

• GSM, 3G, and LTE base stations
• Microwave relay systems
• Cable modems and satellite communications
• Broadcasting and instrumentation equipment
• Security, defense, and test equipment

RF Mixers Procurement Notes

Verify component authenticity by checking the manufacturer marking against official datasheet specifications. Confirm the package type and orientation match the required PCB footprint. Ensure the device meets RoHS compliance requirements if applicable to your design. Review the humidity sensitivity level and storage conditions prior to assembly. Validate that the specific revision matches the intended application performance criteria.

RF Mixers Selection Notes

Select this component when a compact, cost-effective solution is needed to replace discrete RF down converters. It is suitable for designs requiring high linearity and low noise in the 700 MHz to 2.7 GHz range. Consider the embedded synthesizer feature to minimize board space and BOM complexity. Ensure the system can accommodate the serial programming interface for configuration.

RF Mixers Part Context

The STW82103B belongs to the STW8210xB family, which includes multiple frequency models covering 700 MHz to 2.7 GHz. These devices are part of STMicroelectronics' RF CMOS and BiCMOS (SiGe) technology portfolio. The family is engineered to provide high integration and flexibility for wireless communication infrastructure, reducing the number of RF components and mounting area significantly compared to discrete alternatives.

RF Mixers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.