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Product Detailed Parameters
- Description：10.00135 MHz XO 1.8V 2.0X1.6 PD
- Series：18QHTF21
- Mfr：Mercury Electronics Ind. Co. Ltd
- Package：Strip
- Base Resonator：Crystal
- Type：XO (Standard)
- Frequency：10.00135 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 18QHTF21-10.00135-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 10.00135 MHz with LVCMOS output logic. The device requires a 1.8V supply voltage and supports a standby or power-down mode. It is housed in a 4-SMD, No Lead package with dimensions of 2.0x1.6mm. The component is designed for surface mount technology.
Feature Summary
- Supports low-voltage operation at 1.8V
- Includes standby and power-down functionality
- Utilizes LVCMOS output logic
- Compact surface-mount package design
Applications
- General electronic circuits requiring precise timing
- Embedded systems with low-power constraints
- Communication devices utilizing standard clock signals
Procurement Notes
Verify the specific frequency tolerance and operating temperature range against the official datasheet before integration. Confirm that the 1.8V supply voltage aligns with your system's power architecture. Ensure the 4-SMD no-lead package footprint matches your PCB layout requirements to guarantee proper assembly and electrical connectivity.
Selection Notes
Select this component when a compact, low-voltage oscillator is required for standard timing applications. The LVCMOS interface ensures compatibility with common digital logic families. Consider the physical size constraints of the 2.0x1.6mm package during board design. Verify thermal performance within the specified operating temperature range for reliable long-term operation.
Part Context
This part belongs to the 18QHTF series of crystal oscillators from Mercury Electronics. The series offers various frequencies and package sizes. This specific model provides a 10.00135 MHz output in a small form factor suitable for space-constrained designs. It represents a standard solution for basic clock generation needs.
Replacement Considerations
Check for direct substitutes with identical pinout and voltage specifications. Ensure replacement parts maintain the same LVCMOS output type and package dimensions. Verify frequency stability and operating temperature ranges match original requirements.
