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Product Detailed Parameters
- Description：8.2944 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：8.2944 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 18QHTF21-8.2944-OE is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a fixed frequency of 8.2944 MHz and utilizes LVCMOS output logic levels. The device is designed for low-voltage applications, functioning with a supply voltage of 1.8V. It features an enable/disable control pin for power management flexibility. The component is housed in a compact 4-SMD surface-mount package, suitable for space-constrained circuit board layouts.
Feature Summary
- LVCMOS output logic interface
- Integrated enable/disable functionality
- Standard frequency stability
Applications
- Timing and clock signal generation
- Electronic device synchronization
- Low-voltage digital circuits
Procurement Notes
Verify the specific datasheet version to confirm electrical characteristics such as jitter, phase noise, and load capacitance requirements. Ensure the 1.8V supply voltage aligns with system design constraints. Confirm the 4-SMD footprint dimensions match PCB layout specifications before finalizing procurement orders.
Selection Notes
Select this component when a precise 8.2944 MHz clock source is required for LVCMOS-compatible digital systems. The 1.8V operating voltage makes it suitable for modern low-power designs. Consider the enable/disable feature if power efficiency during idle states is a critical design requirement.
Part Context
Mercury Electronic Ind. Co., Ltd. is a manufacturer specializing in frequency control products, including quartz crystals and oscillators. The company has a long history in the industry, focusing on precision timing solutions. This model belongs to their series of surface-mount crystal oscillators designed for various electronic communication and computing applications.
Replacement Considerations
Direct substitutes must match the 8.2944 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify compatibility with enable/disable pin configurations. Cross-reference with other manufacturers offering identical electrical specifications and form factors.
