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Product Detailed Parameters
- Description：50.0367 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：50.0367 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)：24mA
- 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 18QHTF21-50.0367-PD is a crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 50.0367 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes a standby (power down) function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm.
Feature Summary
- Supports low voltage operation at 1.8V
- Integrates standby mode for power management
- Utilizes LVCMOS output logic interface
Applications
- Embedded systems requiring precise clock signals
- Portable electronic devices utilizing surface mount technology
- Communication modules needing standard frequency references
Procurement Notes
Verify the specific ordering suffix to ensure compatibility with required frequency and package specifications. Confirm that the component meets the necessary environmental standards for the intended application. Cross-reference the manufacturer's part number with distributor catalogs to validate authenticity and availability before finalizing procurement decisions.
Selection Notes
Select this component when a 50.0367 MHz clock source is required within a 2.0x1.6mm footprint. Ensure the design accommodates the 1.8V supply requirement and LVCMOS logic levels. Consider the standby feature if power efficiency is critical. Verify thermal performance and operating temperature range against system constraints.
Part Context
This model belongs to the 18QHTF series of surface mount crystal oscillators from Mercury Electronics. The series offers various frequencies and package sizes. This specific variant provides a standard frequency output suitable for general-purpose digital circuits requiring stable timing references in space-constrained designs.
Replacement Considerations
Consult official substitution lists for compatible alternatives. Verify pinout compatibility and electrical parameter alignment before replacing. Ensure any substitute part matches the 4-SMD No Lead package and 1.8V supply requirements.
