RO3073A-1

Resonators Overview

The RO3073A-1 is a surface-mount SAW resonator manufactured by RFMi, designed for fundamental-mode operation. It operates at a nominal frequency of 315.000 MHz with a stability of 10 PPM. The component features a ceramic package in the SM5035-4 form factor, measuring 5 mm in length, 3.5 mm in width, and 1.53 mm in height. It utilizes SMD/SMT termination styles and supports a load capacitance of 4.1 pF. The device functions within a temperature range of -40°C to +85°C and withstands up to 30 VDC.

Resonators Feature Summary

• Surface-acoustic-wave technology for fundamental-mode resonance
• Compact ceramic surface-mount construction
• High frequency stability with low phase noise characteristics

Resonators Applications

• Wireless sensor networks
• Remote keyless entry systems
• Industrial control transmitters

Resonators Procurement Notes

Verify the specific suffix designation against the manufacturer's official datasheet to ensure exact frequency tolerance and packaging configuration. Confirm that the required load capacitance matches the circuit design specifications before procurement. Ensure compliance with RoHS directives if applicable to the target market regulations.

Resonators Selection Notes

Select this component when a precise 315 MHz reference is required for ISM band applications. Consider the SM5035-4 footprint constraints during PCB layout. Evaluate thermal management requirements given the operational range limits. Verify compatibility with existing oscillator circuits regarding the specified load capacitance value.

Resonators Part Context

This part belongs to the RO series of SAW resonators from RFMi, specializing in fixed-frequency components for wireless communication modules. It serves as a critical timing element in low-power radio frequency designs, offering an alternative to bulkier quartz crystals while maintaining stable performance in compact electronic assemblies.

Resonators Replacement Considerations

Consult official substitution lists for direct equivalents. Cross-reference pinout and electrical parameters carefully when considering generic alternatives.