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Product Detailed Parameters
- Description：86.643 MHz XO 1.8V 2.0X1.6 MM PD
- Series：18QHTF21
- Mfr：Mercury Electronics Ind. Co. Ltd
- Package：Strip
- Base Resonator：Crystal
- Type：XO (Standard)
- Frequency：86.643 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)：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 18QHTF21-86.643-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 86.643 MHz and utilizes an LVCMOS output signal format. The device supports a supply voltage of 1.8V and includes a standby or power-down function for energy management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.
Feature Summary
- Supports LVCMOS output interface for digital logic compatibility
- Includes standby mode capability to reduce power consumption
- Designed for surface-mount integration with no-lead packaging
Applications
- Digital clock generation in embedded systems
- Timing reference for communication interfaces
- Microcontroller system clocks
Procurement Notes
Verify the specific ordering suffix and frequency tolerance against project requirements before procurement. Ensure the 1.8V supply voltage aligns with the target circuit design. Confirm the 4-SMD no-lead package dimensions fit the PCB footprint. Cross-reference the manufacturer datasheet for electrical characteristics and reliability standards to ensure compliance with application constraints.
Selection Notes
Select this component when a stable 86.643 MHz clock source is required for LVCMOS-compatible circuits. Consider the 1.8V operating voltage and low-power standby feature for battery-constrained designs. Evaluate the small form factor for space-limited layouts. Ensure thermal and environmental conditions match the specified operational range defined in the official documentation.
Part Context
Mercury Electronic Ind. Co., Ltd. is a Taiwan-based manufacturer specializing in frequency control products, including quartz crystals, oscillators, and filters. The company has decades of experience in producing timing components for various electronic industries. This oscillator belongs to their standard XO series, designed for general-purpose timing applications requiring reliable performance.
FAQ
What is the output waveform type?
The output waveform is LVCMOS (Low Voltage Complementary Metal-Oxide-Semiconductor).
Does the device support power saving modes?
Yes, the oscillator features a standby or power-down function to manage power consumption.
