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Product Detailed Parameters
- Description：65.112 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：65.112 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 18QHTF21-65.112-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 65.112 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and includes a standby or power-down function capability. It is housed in a compact 4-SMD, no-lead package with dimensions of 2.0mm x 1.6mm.
Feature Summary
- LVCMOS output logic interface
- Integrated standby and power-down functionality
- Compact 4-SMD no-lead surface mount package
Applications
- General digital clock signal generation
- Embedded system timing references
- Consumer electronics circuit boards
Procurement Notes
Verify the specific operating temperature range and frequency stability specifications against the official manufacturer datasheet prior to integration. Confirm that the 1.8V supply voltage aligns with the target system design requirements. Ensure the 4-SMD no-lead package footprint matches the PCB layout constraints to guarantee proper soldering and mechanical reliability during assembly processes.
Selection Notes
Select this component when a low-voltage 1.8V operation is required alongside a small form factor. The LVCMOS output is suitable for direct interfacing with standard CMOS logic inputs. Consider the integrated power-down feature if energy efficiency during idle states is a priority for the application design.
Part Context
This part belongs to the 18QHTF21 series from Mercury Electronic Ind., Co., Ltd, which specializes in quartz crystal frequency control products. The series typically offers various standard frequencies within a small SMD package. Mercury Electronics has a long history in the Taiwan quartz industry, providing reliable timing solutions for electronic components.
FAQ
What is the output logic type for this oscillator?
The 18QHTF21-65.112-PD uses LVCMOS (Low Voltage Complementary Metal-Oxide-Semiconductor) output logic.
Does this component support power management features?
Yes, the datasheet indicates that the device supports a Standby (Power Down) mode to reduce power consumption when not in use.
