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Product Detailed Parameters
- Description：74.929 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：74.929 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 18QHTF21-74.929-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 74.929 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features an enable/disable control function. 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 logic for digital interface compatibility
- Includes enable/disable functionality for power management
- Utilizes a leadless SMD package for space-constrained designs
Applications
- General purpose clock generation in electronic systems
- Timing reference for digital circuits requiring 1.8V operation
- Embedded devices utilizing standard crystal oscillator interfaces
Procurement Notes
Verify the specific frequency tolerance and operating temperature range against the official datasheet before procurement. Ensure the 1.8V supply voltage aligns with the target system design. Confirm the 4-SMD no-lead package dimensions match the PCB footprint requirements to avoid assembly issues.
Selection Notes
Select this component when a 74.929 MHz clock signal is required with LVCMOS outputs. Consider the 1.8V supply constraint and the enable/disable feature for power-sensitive applications. Evaluate the 4-SMD package size against available board space compared to other oscillator form factors.
Part Context
This part belongs to the Mercury Electronics 18QHTF21 series of standard XO oscillators. The series typically offers various frequencies with LVCMOS outputs and 1.8V operation. The suffix -OE indicates specific configuration or packaging details defined by the manufacturer for this particular variant within the product line.
FAQ
What is the output logic type for the 18QHTF21-74.929-OE?
The output logic type is LVCMOS (Low Voltage Complementary Metal-Oxide-Semiconductor).
Does this oscillator support power control?
Yes, the device includes an enable/disable function to control power consumption.
