B39321R0981U410

Overview

The B39321R0981U410 is a Surface Acoustic Wave (SAW) filter manufactured by Qualcomm, designed for RF applications at a center frequency of 315MHz. It features an insertion loss of 1.4dB and is housed in an 8-SMD, no-lead package with dimensions of 3.00mm x 3.00mm x 1.10mm. The component is AEC-Q200 qualified and RoHS3 compliant. This specific part number is obsolete and no longer in production as of November 13, 2023.

Feature Summary

• Surface Acoustic Wave technology for signal filtering
• AEC-Q200 automotive qualification rating
• Compact surface mount packaging

Applications

• Remote control systems
• Industrial telemetry
• Automotive keyless entry

Procurement Notes

This component is officially obsolete and out of production. Verification of availability should focus on finding parameter-equivalent substitutes or surplus stock from authorized distributors. Ensure any replacement part matches the original electrical specifications and physical footprint to maintain circuit integrity.

Selection Notes

Designers must account for the discontinued status when selecting this component. Alternative parts within the same series or equivalent SAW filters should be evaluated for compatibility. Check for updated datasheets regarding pinout and thermal characteristics if substituting with newer generations from the manufacturer.

Part Context

Part of the B39321 series of RF SAW filters. Manufactured by Qualcomm's RF front-end division. Designed for low-power, high-reliability applications requiring precise frequency selection in the sub-GHz range.

Replacement Considerations

B39321R0961H110 is listed as a parameter-equivalent substitute.