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Product Detailed Parameters
- Description：65.8505 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：65.8505 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)：26mA
- 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 18QHTF21-65.8505-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a fixed frequency of 65.8505 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, designed for surface-mount applications requiring precise timing signals.
Feature Summary
- LVCMOS output logic for digital interface compatibility
- Integrated enable/disable functionality for power control
- Standard XO configuration for clock signal generation
Applications
- Timing and clock signal generation in electronic devices
- Digital circuit synchronization
- Embedded system clock sources
Procurement Notes
Verify the specific ordering suffix to ensure correct frequency and package variant. Confirm that the OE suffix aligns with the required enable/disable specification. Cross-reference the part number with official Mercury Electronics documentation to validate electrical parameters before integration into design specifications.
Selection Notes
Select this component when a 1.8V supply and LVCMOS output are required. Ensure the 65.8505 MHz frequency matches the target system clock requirements. Consider the 4-SMD no-lead package dimensions for PCB layout constraints. Verify temperature range specifications against operational environment needs.
Part Context
This model belongs to the 18QHTF21 series of surface-mount oscillators from Mercury Electronics. The series typically offers various frequencies within a standardized footprint. The 18QHTF21 designation indicates a specific form factor and performance class within the manufacturer's quartz-based timing product portfolio.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided source material. Consult Mercury Electronics directly for cross-reference data or equivalent series components with matching electrical specifications.
