ISM97-3351AH-27.000MHZ

Oscillators Overview

The ISM97-3351AH-27.000MHZ is a surface-mount ceramic oscillator manufactured by ILSI, designed for high-frequency timing applications. It operates at a nominal frequency of 27.000 MHz with a supply voltage of 3.3V. The device features CMOS output levels and supports an enable/disable function via Pin 1. It complies with RoHS standards and offers a wide operating temperature range from -55°C to +125°C. The package dimensions are 3.2mm x 2.5mm x 1.2mm, suitable for compact electronic designs requiring precise clock signals.

Oscillators Feature Summary

• CMOS output interface compatible with standard logic families
• Integrated enable and disable control functionality
• Wide industrial temperature rating for harsh environments
• RoHS compliant lead-free construction

Oscillators Applications

• Digital signal processing systems
• Communication equipment clocking
• Microcontroller system clocks
• Industrial control boards

Oscillators Procurement Notes

Verify the specific suffix codes against the manufacturer's official datasheet to ensure correct frequency tolerance and load capacitance specifications. Confirm that the ordering part number matches the required output drive strength and enable pin configuration. Cross-reference the environmental compliance documentation to verify RoHS status for your region's regulatory requirements before finalizing procurement orders.

Oscillators Selection Notes

Select this component when a 27 MHz CMOS clock source is required in a small SMD footprint. Ensure the application circuit can support the 3.3V supply voltage and utilizes the enable pin if power management is needed. Verify that the load capacitance requirements of the connected logic match the oscillator's specified output load characteristics to maintain frequency accuracy.

Oscillators Part Context

This part belongs to the ISM97 series of surface-mount oscillators from ILSI. The series provides various frequency options in a standardized ceramic package. The '3351' designation typically indicates specific electrical characteristics such as voltage and output type within the product line. This model represents a fixed-frequency variant optimized for digital timing applications.

Oscillators Replacement Considerations

Direct substitutes include other ISM97 series variants with identical 27 MHz frequency and 3.3V CMOS output, such as ISM97-3351BH-27.000MHZ, provided pinout and enable functions are compatible. Verify package dimensions and thermal characteristics before substitution.