TA2458A

Overview

The TA2458A is a Surface Acoustic Wave (SAW) filter manufactured by TST, designed for wireless RF applications. It operates at a center frequency of 895 MHz with a bandwidth of 70 MHz and an insertion loss of 5.2 dB. The component is housed in an 8-SMD, No Lead package with dimensions of 3.80mm x 3.80mm.

Feature Summary

• Utilizes Surface Acoustic Wave technology for signal filtering
• Optimized for wireless RF frequency bands
• Compact surface-mount design

Applications

• Wireless communication systems
• RF signal processing modules

Procurement Notes

Verify the manufacturer designation as TAI-SAW TECHNOLOGY CO., LTD. or TST when sourcing. Confirm RoHS compliance status and lead time requirements directly with suppliers. Ensure the 8-SMD package variant matches the specific board layout constraints before ordering.

Selection Notes

Select this component for applications requiring precise filtering at 895 MHz. Consider the 70 MHz bandwidth and 5.2 dB insertion loss against system sensitivity requirements. The SMD package size must fit the available PCB real estate.

Part Context

This SAW filter belongs to the category of passive RF components used to isolate specific frequency ranges. It serves as a critical element in maintaining signal integrity within wireless transceivers and receivers operating in the specified band.

Replacement Considerations

No public substitute part numbers are confirmed in the provided documentation.