S21805T-20.000-X-R

Oscillators Overview

The S21805T-20.000-X-R is a 20 MHz HCMOS crystal oscillator manufactured by Aker Technology Corp. It operates within a supply voltage range of 1.8V and features an enable/disable control function. The component utilizes a 4-SMD, no-lead package with dimensions of 3.2mm x 5mm x 0.95mm. It provides frequency stability of ±50ppm and functions across a temperature range of -40°C to +85°C.

Oscillators Feature Summary

• HCMOS output signal compatibility
• Integrated enable/disable control functionality
• Compact surface-mount package design

Oscillators Applications

• General clock generation for digital circuits
• Embedded system timing references
• Portable electronic devices requiring low power operation

Oscillators Procurement Notes

Verify the specific ordering suffix against official Aker Technology documentation to ensure correct voltage and package specifications. Confirm that the requested variant matches the required enable/disable feature and output logic level. Cross-reference the part number with authorized distributors to validate authenticity and avoid counterfeit components during acquisition.

Oscillators Selection Notes

Select this component when a 20 MHz reference signal with HCMOS output is required for low-voltage applications. Ensure the design accommodates the 1.8V supply requirement and the physical footprint constraints of the 4-SMD package. Consider thermal management requirements given the specified operating temperature range for reliable performance in varying environments.

Oscillators Part Context

This oscillator belongs to Aker Technology's standard XO series, designed for compact electronics. It serves as a precise frequency source for microcontrollers and communication interfaces. The series emphasizes small form factors and low power consumption, catering to modern portable and industrial applications requiring stable clock signals.

Oscillators Replacement Considerations

Direct substitutes include other 20 MHz HCMOS oscillators from Aker Technology with identical pinout and electrical characteristics. Verify compatibility regarding supply voltage, enable logic polarity, and package dimensions before substitution. Consult official cross-reference lists for guaranteed functional equivalence.