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18QHTF21-18.937-OE is listed in the Oscillators range at ChipApex. The manufacturer field lists Mercury Electronics Ind. Co. Ltd. Its product description is 18.937 MHz XO 1.8V 2.0X1.6 MM OE. Review the specifications below when checking this part for your BOM.
Oscillators specifications for 18QHTF21-18.937-OE
- Description：18.937 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：18.937 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)：22mA
- 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：-
Oscillators datasheet and documents for 18QHTF21-18.937-OE
Oscillators Overview
The 18QHTF21-18.937-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 18.937 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes an enable/disable control function for power management. It is housed in a compact 4-SMD, No Lead surface-mount package designed for automated assembly processes.
Oscillators Feature Summary
- LVCMOS output interface for digital logic compatibility
- Integrated enable/disable pin for power control
- Surface-mount construction with no lead design
Oscillators Applications
- Embedded system clock generation
- Digital signal processing timing references
- Communication module synchronization
Oscillators Procurement Notes
Verify the specific frequency tolerance and load capacitance requirements against the target circuit design before procurement. Confirm that the 1.8V supply rail stability meets the oscillator's operational specifications to ensure accurate frequency performance during production integration.
Oscillators Selection Notes
Select this component when a low-profile surface-mount oscillator with enable functionality is required. Ensure the application environment supports the standard operating temperature range and that the LVCMOS output swing aligns with the receiving logic input thresholds of the host system.
Oscillators Part Context
This part belongs to the 18QHTF21 series of quartz crystal oscillators from Mercury Electronics. The series offers various frequency options within a standardized small outline package format, providing consistent form factor compatibility across different timing applications in consumer and industrial electronics.
Oscillators Replacement Considerations
Direct substitutes include other 18.937 MHz LVCMOS oscillators in 4-SMD packages with compatible 1.8V operation and enable pins. Verify pinout compatibility and electrical parameters before cross-referencing alternative manufacturers.
Explore related parts through Crystals, Oscillators, Resonators, all product categories, ChipApex homepage.
