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Product Detailed Parameters
- Description：73.636363 M XO 1.8V 2.0X1.6MM OE
- Series：18QHTF21
- Mfr：Mercury Electronics Ind. Co. Ltd
- Package：Strip
- Base Resonator：Crystal
- Type：XO (Standard)
- Frequency：73.636363 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 18QHTF21-73.636363-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a fixed frequency of 73.636363 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 with dimensions of 2.0mm x 1.6mm. The component supports a specified operating temperature range typical for industrial applications.
Feature Summary
- Supports LVCMOS output logic for digital interface compatibility
- Includes enable/disable functionality for power management
- Utilizes a surface-mount 4-SMD no lead package design
Applications
- General clock signal generation in electronic circuits
- Timing reference for digital systems requiring 1.8V operation
- Embedded devices utilizing standard XO interfaces
Procurement Notes
Verify the specific suffix '-OE' against official Mercury Electronics documentation to confirm exact electrical tolerances and pinout configurations. Ensure the required frequency of 73.636363 MHz matches system requirements precisely. Confirm that the 1.8V supply voltage aligns with the target circuit design before procurement.
Selection Notes
Select this component when a precise 73.636363 MHz clock source is required for 1.8V logic systems. Consider the 2.0x1.6mm footprint for space-constrained PCB layouts. Verify that LVCMOS output levels are compatible with the receiving input pins of the connected integrated circuits.
Part Context
This part belongs to the 18QHTF21 series from Mercury Electronic Ind. Co., Ltd, which specializes in quartz crystal oscillators. The series offers various frequencies and voltage options, with this specific model providing a high-precision timing solution for modern low-voltage digital applications.
Replacement Considerations
Cross-reference with other 18QHTF21 variants or similar 4-SMD LVCMOS oscillators from Mercury Electronics. Ensure replacement parts match the 73.636363 MHz frequency, 1.8V supply, and 2.0x1.6mm package dimensions exactly.
