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Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-tech.com
Q-TECH
CORPORATION
LEADLESS CHIP CARRIER
CRYSTAL CLOCK OSCILLATORS
1.8 to 15Vdc - 732.4Hz to 125MHz
Leadless Chip Carrier (Revision D, August 2008) (ECO# 9414)
Description
Q-Tech’s Leadless Chip Carrier crystal oscillators
consist of a source clock square wave generator, logic
output buffers and/or logic divider stages, and a round
AT high-precision quartz crystal built in a ceramic true
SMD package.
Features
• Made in the USA
• ECCN: EAR99
• DFARS 252-225-7014 Compliant:
Electronic Component Exemption
• USML Registration # M17677
• Wide frequency range from 732.4Hz to 125MHz
• Available as QPL MIL-PRF-55310/19 (QT66T), /20
(QT62T), and /29 (QT66HCD)
• Choice of packages and pin outs
• Choice of supply voltages
• Choice of output logic options ( CMOS, ACMOS,
HCMOS, LVHCMOS, TTL, ECL, PECL, and
LVPECL)
• AT-Cut crystal
• True SMD hermetically sealed package
• Tight or custom symmetry available
• Low height available
• External tuning capacitor option
• Fundamental and third overtone designs
• Tristate function option D
• Four-point crystal mounts
• Custom design available tailors to meet customer’s
needs
• Q-Tech does not use pure lead or pure tin in its
products
• RoHS compliant
Applications
• Designed to meet today’s requirements for all voltage
applications
• Wide military clock applications
• Industrial controls
• Microcontroller driver
Ordering Information
For Non-Standard requirements, contact Q-Tech Corporation at
Sales@Q-Tech.com
Specifications subject to change without prior notice.
Packaging Options
Other Options Available For An Additional Charge
• Standard packaging in anti-static plastic tube
• Optional Tape and Reel
• Solder Dip Sn/Pb 60/40%
• P. I. N. D. test
• J-leads attached
For frequency stability vs. temperature options not listed herein, please request a
custom part number.
Model #
QTXX — XX — D — XX — M — 60.000MHz
Output frequency
Screened to
MIL-PRF-55310,level B
(Left blank if no screening)
1 = ± 100ppm at 0ºC to +70ºC
3** = ± 5ppm at 0ºC to +50ºC
4 = ± 50ppm at 0ºC to +70ºC
5 = ± 25ppm at -20ºC to +70ºC
6 = ± 50ppm at -55ºC to +105ºC
9 = ± 50ppm at -55ºC to +125ºC
10 = ± 100ppm at -55ºC to +125ºC
11 = ± 50ppm at -40ºC to +85ºC
12 = ± 100ppm at -40ºC to +85ºC
Tristate Option D
(Left blank if no Tristate)
C = CMOS +5V to +15V *
AC = ACMOS +5V
HC = HCMOS +5V
T = TTL +5V
L = LVHCMOS + 3.3V
N = LVHCMOS + 2.5V
R = LVHCMOS + 1.8V
Z = Z output
(*) Please specify supply voltage when ordering CMOS
(**) Require an external capacitor
Package Information
• Package material (Header): 90% AL2O3, (Metalization): Tungsten
• Lead finish: Gold Plated – 50µ ~ 80µ inches
Nickel Underplate – 100µ ~ 250µ inches
• Cover: Kovar, Gold Plated – 60µ ~ 90µ inches
Nickel Underplate – 50µ ~ 100µ inches
With attached Preform – 80% Au, 20% Sn
• Package to lid attachment: Seam weld