18QHTF21-35.840-OE

Oscillators Overview

The 18QHTF21-35.840-OE is a standard quartz crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a fixed frequency of 35.84 MHz and utilizes LVCMOS output logic levels. The device is designed for low-voltage applications, specifically requiring a 1.8V supply voltage. It features an enable/disable control function to manage power consumption during standby periods. The component is housed in a compact 4-SMD package without lead, suitable for surface-mount assembly processes.

Oscillators Feature Summary

• Supports 1.8V supply voltage operation with maximum supply current of 23mA
• Integrates enable/disable functionality for power management
• Delivers LVCMOS output signal compatibility

Oscillators Applications

• Low-power digital circuit timing
• Portable electronic devices requiring minimal energy consumption
• Embedded systems utilizing LVCMOS interfaces

Oscillators Procurement Notes

Verify the specific ordering suffix against official documentation to ensure correct voltage and output specifications. Confirm that the required operating temperature range aligns with your application environment. Check for RoHS compliance status if environmental regulations apply to your manufacturing process. Ensure the 4-SMD footprint matches your PCB design constraints before finalizing procurement orders.

Oscillators Selection Notes

Choose this component when a precise 35.84 MHz reference is needed for 1.8V logic systems. The enable feature makes it suitable for battery-operated equipment where power efficiency is critical. Consider the small form factor for space-constrained designs. Validate that the LVCMOS output meets the input requirements of the connected load or microcontroller.

Oscillators Part Context

This part belongs to the QuikXO series from Mercury Electronic Ind. Co., Ltd., a Taiwan-based manufacturer specializing in frequency control products since 1973. The series includes various quartz crystals, oscillators, and filters. This specific model represents a standard XO variant optimized for low-voltage digital applications, distinct from differential or TCXO offerings in their portfolio.

Oscillators Replacement Considerations

Direct substitutes must match the 35.84 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility and electrical characteristics such as current draw and enable logic polarity. Cross-reference with other manufacturers' low-voltage XO series ensuring identical physical dimensions and mounting requirements.