SF2243A

Overview

The Murata Electronics SF2243A is a high-performance Surface Acoustic Wave (SAW) filter designed for RF signal conditioning applications. Operating at a center frequency of 233 MHz, this component provides precise frequency selection with a bandwidth of 5.3 MHz. It features an insertion loss of 11 dB and is housed in a compact 10-SMD, No Lead package suitable for surface mount technology. The device supports board mounting and is engineered to meet specific impedance requirements for reliable RF circuit integration.

Feature Summary

• Surface Acoustic Wave technology for efficient RF filtering
• Compact 10-SMD no-lead package design
• Optimized for general-purpose RF applications

Applications

• RF signal conditioning circuits
• General-purpose radio frequency systems
• Frequency selective filtering modules

Procurement Notes

Verify the exact package configuration and pinout against the official Murata datasheet before integration. Confirm RoHS compliance status and lead-free specifications if required by your manufacturing standards. Ensure the supplier provides authentic components from authorized channels to guarantee performance reliability and traceability.

Selection Notes

Select this component when a 233 MHz center frequency with 5.3 MHz bandwidth is required. Consider the 11 dB insertion loss impact on system gain. Evaluate the 10-SMD footprint compatibility with existing PCB layouts. Verify thermal and electrical ratings against the target application environment.

Part Context

This part belongs to the SAW Filter category within Murata's portfolio. It serves as a specialized passive component for managing radio frequency signals. The device is distinct from other filters by its specific 233 MHz operating point and 10-pin SMD form factor.

Replacement Considerations

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