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18QHTF21-19.7079-OE is listed in the Oscillators range at ChipApex. The manufacturer field lists Mercury Electronics Ind. Co. Ltd. Its product description is 19.7079 MHz XO 1.8V 2.0X1.6MM OE. Review the specifications below when checking this part for your BOM.
Oscillators specifications for 18QHTF21-19.7079-OE
- Description：19.7079 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：19.7079 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 18QHTF21-19.7079-OE
Oscillators Overview
The 18QHTF21-19.7079-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 19.7079 MHz and utilizes an LVCMOS output interface. The device supports a supply voltage of 1.8V and includes enable/disable functionality for power management. It is housed in a compact 4-SMD, no lead package, designed for surface-mount applications requiring precise timing signals.
Oscillators Feature Summary
- LVCMOS output interface for digital logic compatibility
- Integrated enable/disable control for power optimization
- Compact 4-SMD no lead surface-mount package
Oscillators Applications
- General electronic circuits requiring precise clock signals
- Embedded systems with low-voltage logic interfaces
- Portable devices utilizing surface-mount technology
Oscillators Procurement Notes
Verify the specific part number suffix against official Mercury Electronics documentation to confirm exact electrical characteristics and pinout configuration. Ensure that the 1.8V supply requirement aligns with the target system design before procurement. Cross-reference the enable/disable functionality requirements with the application circuit to guarantee proper operation.
Oscillators Selection Notes
Select this component when a 19.7079 MHz clock source is required with LVCMOS compatibility. The 1.8V operating voltage makes it suitable for modern low-power digital designs. The enable feature allows for dynamic power management in battery-operated or energy-efficient systems.
Oscillators Part Context
Mercury Electronics Ind. Co., Ltd. has been manufacturing frequency control products since 1973 and is recognized as a pioneer in the quartz crystal industry in Taiwan. The company specializes in producing high-quality oscillators and resonators for various industrial and consumer applications.
Oscillators Replacement Considerations
Consult official Mercury Electronics datasheets for direct substitute part numbers within the 18QHTF21 series. Verify frequency accuracy and package dimensions before substituting with components from other manufacturers.
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