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Product Detailed Parameters
- Description：114.2885 MHz XO 1.8V 2.0X1.6 OE
- Series：18QHTF21
- Mfr：Mercury Electronics Ind. Co. Ltd
- Package：Strip
- Base Resonator：Crystal
- Type：XO (Standard)
- Frequency：114.2885 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 18QHTF21-114.2885-OE is a crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 114.2885 MHz with a supply voltage of 1.8V. The device features LVCMOS output logic and includes an Enable/Disable control function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm.
Feature Summary
- Provides stable clock signals at 114.2885 MHz
- Supports low voltage operation at 1.8V
- Integrates enable/disable functionality for power management
- Utilizes LVCMOS output logic for digital interface compatibility
Applications
- High-speed data communication interfaces
- Network synchronization equipment
- Digital signal processing systems
- Embedded computing modules requiring precise timing
Procurement Notes
Verify the specific suffix OE against official Mercury Electronics documentation to confirm pinout and electrical characteristics. Ensure the 1.8V supply requirement aligns with system design constraints. Confirm the 4-SMD no-lead package footprint matches PCB layout specifications before finalizing procurement orders.
Selection Notes
Select this component when a 114.2885 MHz clock source is required with low power consumption. The 1.8V operating voltage makes it suitable for modern low-voltage digital circuits. Consider the small 2.0x1.6mm package size for space-constrained designs. Verify temperature range requirements against application environmental conditions.
Part Context
This oscillator belongs to the 18QHTF21 series from Mercury Electronics, designed for surface-mount applications. The series offers various frequencies within a standardized small form factor. Mercury Electronics specializes in quartz crystal products, leveraging decades of manufacturing expertise in frequency control solutions for electronic industries.
Replacement Considerations
Direct substitutes include other 114.2885 MHz XO components with identical 1.8V LVCMOS outputs and 4-SMD no-lead packages. Verify pin compatibility and electrical parameters before substitution. Alternative part numbers may exist from different manufacturers offering similar specifications.
