TA2538A

Overview

The TA2538A is a Surface Acoustic Wave (SAW) filter manufactured by TST, designed for wireless RF applications. It operates at a center frequency of 1.2465 GHz with a bandwidth of 63 MHz and an insertion loss of 2.8 dB. The component utilizes a 5-SMD, No Lead surface mount package. It maintains a system impedance of 50 ohms and is rated for operation within a temperature range of -40°C to +85°C.

Feature Summary

• Surface acoustic wave technology for high-frequency signal filtering
• Compact surface-mount design suitable for space-constrained PCB layouts
• Optimized for low insertion loss in wireless communication systems

Applications

• Wireless LAN modules
• Mobile connectivity devices
• RF front-end assemblies

Procurement Notes

Verify the specific datasheet version and ordering suffixes directly with TST or authorized distributors to ensure compatibility with current production requirements. Confirm that the 5-SMD No Lead package dimensions align with your PCB footprint specifications before finalizing procurement orders.

Selection Notes

Select this component when a SAW filter is required for the 1.2465 GHz band with strict size constraints. Ensure the application environment supports the specified operating temperature range. Compare insertion loss and bandwidth specifications against other available SAW filters to confirm suitability for the target wireless standard.

Part Context

TST specializes in SAW filters for mobile and wireless connectivity products. The TA2538A belongs to their portfolio of components designed for modern communication standards requiring compact form factors and reliable RF performance in consumer electronics.

Replacement Considerations

Consult official substitution lists from TST for verified alternatives. Cross-reference center frequency, bandwidth, and package dimensions when evaluating potential substitutes to maintain circuit integrity.