SARA-U280-03S-00

RF Transceiver Modules And Modems Overview

The SARA-U280-03S-00 is a cellular transceiver module manufactured by u-blox, designed for GSM/GPRS and UMTS/HSPA networks. It operates on the 850 MHz and 1.9 GHz frequency bands, specifically configured for AT&T network compatibility. The device utilizes a surface-mount technology (SMT) package suitable for integration into compact electronic systems. As part of the SARA series, it provides reliable wireless communication capabilities for IoT applications requiring 3G connectivity.

RF Transceiver Modules And Modems Feature Summary

• Supports GSM/GPRS and UMTS/HSPA cellular standards
• Optimized for 850 MHz and 1.9 GHz frequency bands
• Designed for AT&T network compatibility
• Surface-mount package for PCB integration

RF Transceiver Modules And Modems Applications

• IoT devices requiring 3G connectivity
• Asset tracking solutions
• Telematics systems
• Remote monitoring equipment

RF Transceiver Modules And Modems Procurement Notes

Verify that the specific AT&T band configuration aligns with regional deployment requirements. Confirm interface pinouts and power supply specifications against the official datasheet before integration. Ensure compliance with local regulatory standards for cellular transmission. Check for any required firmware updates or certification marks relevant to the target market.

RF Transceiver Modules And Modems Selection Notes

Select this module when 3G coverage is sufficient and lower bandwidth requirements are acceptable compared to LTE alternatives. Consider the module's form factor and antenna interface constraints during mechanical design. Evaluate power consumption profiles against battery life expectations for portable applications. Verify that the host processor can support the necessary serial communication protocols.

RF Transceiver Modules And Modems Part Context

This component belongs to the SARA series of cellular modules from u-blox, a Swiss provider of positioning and wireless communication technologies. The SARA line includes various generations of GSM, GPRS, UMTS, and LTE modules. This specific model represents an earlier generation 3G solution, distinct from newer LTE-M, NB-IoT, or Cat 1 offerings in the company's portfolio.

RF Transceiver Modules And Modems Replacement Considerations

For migration to modern networks, consider u-blox SARA-R4xx series modules such as the SARA-R410M or SARA-R412M which offer LTE Cat 1/4 support. These newer modules provide improved power efficiency and broader global carrier compatibility while maintaining similar interface options.