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QT592NN8M-32.768KHZ

Description
CMOS Output Clock Oscillator, 0.032768MHz Nom, ROHS COMPLIANT, MINIATURE, HERMETIC SEALED, CERAMIC PACKAGE-4
CategoryPassive components    oscillator   
File Size384KB,6 Pages
ManufacturerQ-TECH Corporation
Environmental Compliance  
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QT592NN8M-32.768KHZ Overview

CMOS Output Clock Oscillator, 0.032768MHz Nom, ROHS COMPLIANT, MINIATURE, HERMETIC SEALED, CERAMIC PACKAGE-4

QT592NN8M-32.768KHZ Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
Objectid1077760567
Reach Compliance Codecompliant
Country Of OriginUSA
ECCN codeEAR99
YTEOL5.8
Other featuresTRI-STATE; ENABLE/DISABLE FUNCTION; TAPE AND REEL; TUBE
maximum descent time1000 ns
Frequency Adjustment - MechanicalNO
frequency stability250%
JESD-609 codee4
Manufacturer's serial numberQT592
Installation featuresSURFACE MOUNT
Nominal operating frequency0.032768 MHz
Maximum operating temperature175 °C
Minimum operating temperature-55 °C
Oscillator typeCMOS
Output load15 pF
physical size8.89mm x 7.37mm x 4.826mm
longest rise time1000 ns
Maximum supply voltage2.75 V
Minimum supply voltage2.25 V
Nominal supply voltage2.5 V
surface mountYES
maximum symmetry45/55 %
Terminal surfaceGold (Au) - with Nickel (Ni) barrier
QT581 AND QT588 SERIES
Q-TECH
CORPORATION
ULTRA-LOW CURRENT, HIGH-TEMPERATURE REAL TIME CLOCK OSCILLATORS
2.5Vdc and 3.3Vdc - 32.768kHz
Description
Q-Tech’s high temperature real time clock oscillators
consist of a source clock square wave generator and a
miniature round or strip quartz crystal built in a low
profile hermetically ceramic package with gold plated
contact terminals.
The device provides a precision clock for timekeeping for
most down-hole electronic applications by using AT or IT
cut quartz crystals. The design and construction of the
QT581 and QT588 series will make accuracy-
improvement techniques over the traditional RTC with a
32.768kHz quartz tuning-fork crystal, which due to its
parabolic characteristics that do not provide much
accuracy over a wide temperature range. As a result, there
is a gaining or losing up to seconds per day and tens of
minutes per year.
The device is built using high temperature materials and
processes suitable for long life and highest reliability.
Features
Made in the USA
ECCN: EAR99
+3.3Vdc and +2.5Vdc operation
32.768kHz square wave CMOS output
Wide operating temperature -55°C to +200°C
Tight frequency stability (±40ppm to ±250ppm)
Ultra-low current suitable for battery operation
Excellent AT and IT cut crystal temperature
characteristics
Tristate output standard
Fundamental design
Fast start-up time
Hermetically sealed package
100% testing over temperature
RoHS compliant
Applicatios
• Real-time clock driver
• 32.768kHz output crystal modules
• Package material: 90% AL2O3
• Lead material: Kovar
• Lead finish:
Gold Plated: 50μ ~ 80μ inches
Nickel Underplate: 100μ ~ 250μ inches
• Weight: 0.6g typ., 3.0g max.
Package Information
Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-te ch.com
QT581 and QT588 Series (Rev-, December 2010)
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