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Product Detailed Parameters
- Description：13.4865 MHz XO 1.8V 2.0X1.6MM PD
- Series：18QHTF21
- Mfr：Mercury Electronics Ind. Co. Ltd
- Package：Strip
- Base Resonator：Crystal
- Type：XO (Standard)
- Frequency：13.4865 MHz
- Function：Standby (Power Down)
- 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：-
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Overview
The 18QHTF21-13.4865-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 13.4865 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes a standby power-down mode for energy efficiency. It is housed in a compact 4-SMD, no-lead package with dimensions of 2.0x1.6 mm.
Feature Summary
- Integrates LVCMOS output logic for digital interface compatibility
- Supports standby power-down mode to reduce consumption
- Utilizes a lead-free SMD package for surface mount assembly
Applications
- Embedded systems requiring precise timing references
- Consumer electronics with low power constraints
- Industrial control modules utilizing standard clock signals
Procurement Notes
Verify the specific ordering suffix against manufacturer documentation to confirm the exact output type and enable/disable functionality. Ensure the selected variant matches the required voltage level and package footprint for the target PCB design. Cross-reference the part number with official datasheets to validate electrical characteristics before procurement.
Selection Notes
Select this component when a 1.8V supply and 13.4865 MHz frequency are required. Consider the 2.0x1.6 mm footprint for space-constrained designs. Evaluate the standby feature if power management is critical. Confirm LVCMOS compatibility with downstream logic circuits during the selection process.
Part Context
This oscillator belongs to the Mercury Electronics 18QHTF series, designed for general-purpose timing applications. The series offers various frequencies and packages. Mercury Electronics specializes in quartz crystals and oscillators, providing reliable frequency control solutions for global electronic markets.
Replacement Considerations
Direct substitutes include other 13.4865 MHz LVCMOS oscillators in 4-SMD no-lead packages from compatible manufacturers. Verify pinout compatibility and electrical specifications before substitution.
