18QHTF21-78.590-PD

$28.04

Description：78.59 MHz XO 1.8V 2.0X1.6 MM PD
Series：18QHTF21
Mfr：Mercury Electronics Ind. Co. Ltd
Package：Strip

SKU:28fde9c4d7fc Category: Oscillators Brand: Mercury Electronics Ind. Co. Ltd

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Product introduction

Product Detailed Parameters

Description：78.59 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：78.59 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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18QHTF21-78.590-PD

Overview

The 18QHTF21-78.590-PD is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 78.59 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes a standby or power-down capability. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Feature Summary

Supports low-voltage operation at 1.8V
Features LVCMOS output logic levels
Includes standby and power-down functionality

Applications

General electronic timing circuits
Digital signal processing systems
Communication equipment clock sources

Procurement Notes

Verify the specific datasheet for exact electrical parameters and mechanical dimensions before integration. Confirm that the 1.8V supply requirement aligns with your system design. Ensure the 4-SMD no-lead package footprint matches your PCB layout constraints to guarantee proper assembly and reliability.

Selection Notes

Select this component when a 78.59 MHz reference signal is required with low power consumption. The LVCMOS interface ensures compatibility with standard digital logic families. Consider the integrated power-down feature if energy efficiency during idle states is a critical design parameter for the target application.

Part Context

This part belongs to the Mercury Electronics XO series, which provides standard frequency oscillators. The manufacturer specializes in quartz crystal products, leveraging decades of experience in frequency control solutions. This specific model represents a surface-mount option within their broader portfolio of timing devices.

Replacement Considerations

No public substitute part numbers are confirmed in the available documentation. Verify pinout and electrical specifications against potential alternatives to ensure functional equivalence without modifying the existing circuit design.