AM481S145

Overview

The AM481S145 is a Surface Acoustic Wave (SAW) filter manufactured by Anatech Electronics Inc. Designed for cellular and CDMA RF applications, this component operates at a center frequency of 481.2 MHz with a bandwidth of 4.5 MHz. It features an insertion loss of approximately 2 dB to 2.8 dB and is rated for operation within a temperature range of -30°C to +80°C. The device utilizes a 50Ω impedance and is packaged in a compact SMD3030-6P surface-mount configuration without leads.

Feature Summary

• Surface Acoustic Wave technology for RF signal filtering
• Optimized for cellular and CDMA communication bands
• Compact surface-mount package design

Applications

• Cellular RF front-end modules
• CDMA wireless communication systems
• RF signal processing circuits

Procurement Notes

Verify the specific datasheet version from Anatech Electronics Inc. to confirm exact insertion loss tolerances and thermal specifications. Ensure compatibility with SMD3030-6P footprint requirements during PCB layout. Confirm RoHS compliance status if required by regional regulations. Cross-reference pinout diagrams with assembly documentation to prevent orientation errors during placement.

Selection Notes

Select this component when a SAW filter is required for the 481.2 MHz band in cellular or CDMA architectures. Consider the 4.5 MHz bandwidth relative to channel spacing requirements. Evaluate the SMD3030-6P package size against available board space constraints. Assess the operating temperature range against environmental conditions of the final application.

Part Context

This part belongs to the Anatech Electronics Inc. SAW filter family, specialized for radio frequency applications. These components are engineered to provide selective frequency filtering in mobile communication devices. The series typically offers low insertion loss and high selectivity for specific cellular bands.

Replacement Considerations

No public substitute part numbers are confirmed in available documentation.