S21805T-12.000-X-R

Oscillators Overview

The S21805T-12.000-X-R is a 12 MHz HCMOS crystal oscillator manufactured by Aker Technology Corp. It operates on a 1.8V supply voltage and features an enable/disable function for power management. The component utilizes a 4-SMD, No Lead surface-mount package, specifically the SMD2520-4P form factor. It provides frequency stability of ±50ppm and supports an absolute pull range suitable for standard timing applications in compact electronic designs.

Oscillators Feature Summary

• HCMOS output signal compatibility for digital logic interfaces
• Integrated enable/disable control for active power management
• Compact 4-SMD no-lead surface-mount construction

Oscillators Applications

• Portable consumer electronics requiring low power consumption
• Embedded systems needing stable clock generation
• Communication modules utilizing standard HCMOS timing

Oscillators Procurement Notes

Verify that the specific part number matches the required 12 MHz frequency and 1.8V operating voltage. Confirm the package type is 4-SMD No Lead to ensure board layout compatibility. Check datasheet specifications for enable/disable functionality requirements and frequency stability tolerances before finalizing procurement orders.

Oscillators Selection Notes

Select this component when a low-profile surface-mount oscillator with HCMOS outputs is required. Ensure the design supports 1.8V logic levels and utilizes the enable pin for power efficiency. Consider the ±50ppm stability requirement against system timing constraints. Verify mechanical fit within the SMD2520-4P footprint during PCB design.

Oscillators Part Context

This oscillator belongs to the S2 series from Aker Technology, designed for high-volume frequency control applications. The manufacturer specializes in crystal and oscillator solutions established since 1990. This specific model represents a standard XO variant optimized for space-constrained modern electronic devices requiring reliable clock signals.

Oscillators Replacement Considerations

Cross-reference with other S21805T variants for different frequencies or voltages if specifications change. Ensure substitute components maintain HCMOS output types and 4-SMD package dimensions. Verify electrical compatibility regarding supply voltage and enable functionality before substitution.