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Product Detailed Parameters
- Description：6.25 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：6.25 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)：21mA
- 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 18QHTF21-6.250-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 6.25 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes an enable/disable control feature for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm.
Feature Summary
- Integrates LVCMOS output logic for standard digital interface compatibility
- Features an enable/disable pin for active power management control
- Utilizes a leadless surface-mount package for automated assembly
Applications
- Clock signal generation for high-speed data transmission interfaces
- Timing reference sources for embedded microprocessor systems
- Synchronization circuits in consumer electronic devices
Procurement Notes
Verify the specific frequency tolerance and load capacitance requirements against the target circuit design before procurement. Confirm that the 1.8V supply voltage aligns with the system's power rails. Ensure the PCB footprint matches the 2.0x1.6mm 4-SMD no-lead package specifications to prevent soldering defects during assembly.
Selection Notes
Select this component when a precise 6.25 MHz timing source is required for LVCMOS-compatible logic families. The integrated enable function makes it suitable for battery-powered applications requiring power conservation. Consider the small form factor for space-constrained designs where traditional through-hole oscillators are impractical.
Part Context
Mercury Electronics Ind. Co. Ltd specializes in frequency-control products, including quartz crystals and oscillators. This model belongs to their series of surface-mount crystal oscillators designed for modern electronics. The company has a history of manufacturing timing components, positioning this part within their portfolio of standard clock generators.
FAQ
What is the output logic type of the 18QHTF21-6.250-OE?
The device uses LVCMOS (Low Voltage Complementary Metal-Oxide-Semiconductor) output logic.
Does this oscillator support power control?
Yes, it includes an enable/disable function to control the operational state.
