3QHTF22-1.9512-OE

Oscillators Overview

The 3QHTF22-1.9512-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a nominal frequency of 1.9512 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 3.3V and includes an enable/disable control function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.5 x 2.0 mm. The maximum supply current is specified as 21mA.

Oscillators Feature Summary

• Integrates LVCMOS output logic for digital interface compatibility
• Features enable/disable pin control for power management
• Utilizes a base crystal resonator for frequency stability

Oscillators Applications

• General clock signal generation in embedded systems
• Timing reference for low-frequency digital circuits
• Consumer electronics requiring compact oscillators

Oscillators Procurement Notes

Verify the specific suffix against official Mercury Electronics documentation to confirm exact electrical tolerances and temperature ranges. Ensure the ordering part number matches the required frequency and package type precisely. Cross-reference datasheet specifications for absolute pull range and load capacitance requirements before integration into final designs.

Oscillators Selection Notes

Select this component when a low-frequency, small-footprint clock source is required. The 2.5x2.0mm SMD package suits space-constrained layouts. Confirm that the 3.3V supply and LVCMOS output levels align with the target system's voltage domains and input thresholds.

Oscillators Part Context

This oscillator belongs to the 3QHTF22 series from Mercury Electronic Ind. Co., Ltd., a manufacturer established in 1973 specializing in quartz crystals and frequency control products. The company is recognized as a pioneer in Taiwan's crystal industry, producing various oscillators including TCXOs and VCXOs.

Oscillators Replacement Considerations

Compatible substitutes include other 1.9512 MHz XO devices in 4-SMD packages with LVCMOS outputs. Verify pinout compatibility and supply voltage matching. Specific cross-references require checking manufacturer substitution guides.