ISM95-3251AH-32.000MHZ

Oscillators Overview

The ISM95-3251AH-32.000MHZ is a standard CMOS crystal oscillator manufactured by ILSI, operating at a fixed frequency of 32 MHz. It functions as a clock source with a supply voltage range centered on 3.3V and supports an enable/disable control function for power management. The device utilizes a 4-SMD, no-lead ceramic package measuring 2.0 mm x 2.5 mm. Key electrical specifications include a frequency stability of ±25 ppm and an operating temperature range from -40°C to +85°C. The output logic is compatible with HCMOS/TTL standards, providing defined high and low voltage levels suitable for digital circuit integration.

Oscillators Feature Summary

• Integrated enable/disable functionality for active power control
• HCMOS/TTL compatible output logic levels
• Compact 4-SMD ceramic surface-mount package
• Standard non-PLL based clock generation

Oscillators Applications

• General purpose digital system clocking
• Embedded microcontroller timing sources
• Industrial control equipment
• Consumer electronics requiring stable frequency references

Oscillators Procurement Notes

Verify the specific suffix 'AH' against the manufacturer's current datasheet to confirm pinout and tolerance specifications. Ensure the ordering part number matches the required frequency stability and temperature grade. Cross-reference the package dimensions with PCB footprint libraries to guarantee mechanical compatibility during assembly.

Oscillators Selection Notes

Select this component when a 32 MHz reference is required with ±25 ppm stability over industrial temperatures. Consider the 3.3V supply constraint and enable pin requirement. Compare against alternative frequencies if system architecture allows flexibility. Evaluate the small form factor benefits for dense board layouts.

Oscillators Part Context

This part belongs to the ISM95 series of surface-mount oscillators. The series offers various frequencies and packages. The ISM95-3251AH variant specifically denotes the 32 MHz frequency, 3.3V operation, and AH package code. It serves as a direct replacement for legacy through-hole crystals in modern compact designs.

Oscillators Replacement Considerations

Direct substitutes may include other ISM95 series parts with identical pinouts but different frequencies. Verify that any replacement maintains the same enable/disable logic polarity and voltage levels. Check for equivalent stability ratings to ensure signal integrity is preserved.