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Product Detailed Parameters
- Description：75.59 MHz XO 1.8V 2.0X1.6 MM OE
- Series：18QHTF21
- Mfr：Mercury Electronics Ind. Co. Ltd
- Package：Strip
- Base Resonator：Crystal
- Type：XO (Standard)
- Frequency：75.59 MHz
- Function：Enable/Disable
- Output：LVCMOS
- Voltage - Supply：1.8V
- Frequency Stability：±50ppm
- Absolute Pull Range (APR)：-
- Operating Temperature：-40°C ~ 85°C
- Spread Spectrum Bandwidth：-
- Current - Supply (Max)：26mA
- Ratings：-
- Mounting Type：Surface Mount
- Package / Case：4-SMD, No Lead
- Size / Dimension：0.079" L x 0.063" W (2.00mm x 1.60mm)
- Height - Seated (Max)：0.031" (0.80mm)
- Supplier Device Package：-
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Overview
The 18QHTF21-75.590-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 75.59 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes enable/disable functionality. It is housed in a compact 4-SMD, No Lead package suitable for surface-mount applications.
Feature Summary
- Standard XO configuration with LVCMOS output
- Integrated enable and disable control via 1.8V supply
- Compact 4-SMD no-lead surface mount package
Applications
- General purpose clock generation
- Digital signal processing systems
- Embedded controller timing
Procurement Notes
Verify the specific frequency tolerance and load capacitance requirements against your system design before procurement. Confirm that the 1.8V operating voltage aligns with your power supply rails. Ensure the 4-SMD no-lead footprint matches your PCB layout constraints. Cross-reference the part number suffix to confirm the exact electrical specifications provided by the manufacturer.
Selection Notes
Select this component when a precise 75.59 MHz clock source is required with low-power LVCMOS compatibility. The integrated enable feature allows for power management strategies in battery-operated devices. Consider the small form factor for space-constrained designs requiring reliable quartz-based timing stability.
Part Context
This oscillator belongs to the Mercury Electronics product line, which specializes in frequency control components. The company has a long history in quartz crystal manufacturing, providing reliable timing solutions for various electronic industries. This specific model represents their standard surface-mount oscillator offerings.
Replacement Considerations
Direct substitutes must match the 75.59 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD package. Verify pinout compatibility and thermal characteristics before substitution. Consult official replacement lists from Mercury Electronics or authorized distributors for confirmed equivalent parts.
