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Product Detailed Parameters
- Description：114.048 MHz XO 1.8V 2.0X1.6MM OE
- Series：18QHTF21
- Mfr：Mercury Electronics Ind. Co. Ltd
- Package：Strip
- Base Resonator：Crystal
- Type：XO (Standard)
- Frequency：114.048 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)：28mA
- 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 18QHTF21-114.048-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a fixed frequency of 114.048 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes an enable/disable control feature. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm.
Feature Summary
- Integrates LVCMOS output logic for digital interface compatibility
- Features active enable and disable control functionality
- Utilizes a leadless surface-mount package design
Applications
- General clock signal generation in electronic circuits
- Timing reference sources for digital systems
- Embedded applications requiring precise frequency standards
Procurement Notes
Verify the specific ordering suffix against manufacturer documentation to ensure correct configuration. Confirm that the OE variant matches the required enable/disable specifications and voltage levels. Cross-reference the part number with official Mercury Electronics catalogs to validate availability and technical compliance before finalizing procurement orders.
Selection Notes
Select this component when a 1.8V supply and LVCMOS interface are required. Ensure the 114.048 MHz frequency aligns with system timing requirements. Verify that the 2.0x1.6mm footprint fits the PCB layout constraints. Consider the enable pin requirement if power management is necessary for the application design.
Part Context
This oscillator belongs to the Mercury Electronics SMD oscillator series, which includes various packages like H21 and H22. The company specializes in quartz frequency control products, leveraging decades of manufacturing expertise in Taiwan. This specific model represents a standard XO solution within their broader portfolio of timing devices.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Users should consult Mercury Electronics directly for equivalent alternatives or cross-reference options based on identical electrical parameters and package dimensions.
