EEWORLDEEWORLDEEWORLD

Part Number

Search

QS21TD1-125.000MHZ

Description
TTL Output Clock Oscillator
CategoryPassive components    oscillator   
File Size614KB,8 Pages
ManufacturerQ-TECH Corporation
Download Datasheet Parametric View All

QS21TD1-125.000MHZ Overview

TTL Output Clock Oscillator

QS21TD1-125.000MHZ Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
Objectid1327467684
package instructionFLAT PACK, 20 PIN
Reach Compliance Codecompliant
Other featuresTRI-STATE; ENABLE/DISABLE FUNCTION; ANTISTATIC CARDBOARD
maximum descent time3 ns
Frequency Adjustment - MechanicalNO
frequency stability100%
JESD-609 codee0
Installation featuresSURFACE MOUNT
Nominal operating frequency125 MHz
Maximum operating temperature70 °C
Minimum operating temperature
Oscillator typeTTL
Output load6 TTL
physical size15.88mm x 15.88mm x 3.56mm
longest rise time3 ns
Maximum supply voltage5.5 V
Minimum supply voltage4.5 V
Nominal supply voltage5 V
surface mountYES
maximum symmetry40/60 %
Terminal surfaceTin/Lead (Sn/Pb)
FLAT PACK
Q-TECH
CORPORATION
CRYSTAL CLOCK OSCILLATORS
-5.2 to -4.5Vdc & 1.8 to 15Vdc - 0.12Hz to 200MHz
Description
Q-Tech’s flat pack crystal oscillators consist of a source
clock square wave generator, logic output buffers and/or
logic divider stages, and a round A high-precision
T
quartz crystal built in an all metal flat package.
Features
• Made in the USA
• ECCN: EAR99
• DFARS 252-225-7014 Compliant:
Electronic Component Exemption
• USML Registration # M17677
• Wide frequency range from 0.12Hz to 200MHz
• Available as QPL MIL-PRF-55310/21 (TTL)
QT24 only
• Choice of flat packs and pin outs
• Choice of supply voltages
• Choice of output logic options
• A
T-Cut crystal
• All metal hermetically sealed package
• Tight or custom symmetry available
• Capacitive load drive capability (Z output)
• Low height
• External tuning capacitor option
• Fundamental and third overtone designs
• Tristate function option D
• Three-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
Ordering Information
Q T2 5 TD 9M - 60 . 0 00 M H z
Q T 25 T D 9 M - 60.000MHz
Output Frequency
Screening Option:
Blank = No Screening
M = Per MIL-PRF-55310, Level B
1=
4=
5=
6=
9=
10 =
11 =
12 =
19 =
(Sample part number)
Solder Dip Option:
T = Standard
S = Solder Dip (*)
(See page 4)
Package:
C
AC
HC
T
L
N
R
E
EH
EF
PE
LP
LW
NW
Z
Logic & Supply Voltage:
= CMOS +5.0V to +15.0V (**)
= ACMOS
+5.0V
= HCMOS
+5.0V
= TTL
+5.0V
= LVHCMOS
+3.3V
= LVHCMOS
+2.5V
= LVHCMOS
+1.8V
= 10K ECL
-5.2V
= 10KH ECL
-5.2V
= 100K/300K ECL -4.5V
= PECL
+5.0V
= PECL
+3.3V
= LVDS
+3.3V
= LVDS
+2.5V
= Z output
Tristate Option:
(Standard offering in LW & NW)
Blank = No Tristate
D = Tristate
Frequency vs. Temperature Code:
± 100ppm at 0ºC to +70ºC
± 50ppm at 0ºC to +70ºC
± 25ppm at -20ºC to +70ºC
± 50ppm at -55ºC to +105ºC
± 50ppm at -55ºC to +125ºC
± 100ppm at -55ºC to +125ºC
± 50ppm at -40ºC to +85ºC
± 100ppm at -40ºC to +85ºC
± 15ppm at 23ºC ± 1ºC
± 50ppm at -55ºC to +125ºC reference to F at 23ºC
(*) Hot Solder Dip Sn60/Pb40 per MIL-PRF 55310 is optional for an additional cost
(**) Please specify supply voltage when ordering CMOS
For frequency stability vs. temperature options not listed herein,
request a custom part number.
Applications
• Designed to meet today’s requirements for all
voltage applications
• Wide military clock applications
• Industrial controls
• Microcontroller driver
For Non-Standard requirements, contact Q-Tech Corporation at
Sales@Q-Tech.com
Packaging Options
• Standard packaging in a locked anti-static cardboard
Other Options Available For An Additional Charge
• Lead forming available on all packages. Please contact for
details.
• P. I. N. D. test (MIL-STD 883, Method 2020)
• Lead trimming
All Flat Pack packages are available in surface mount form.
Specifications subject to change without prior notice.
Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-tech.com
QPDS-0131 (Revision A, October 2017) renamed from Flat Pack (Revision F, August 2010) (ECO# 9934)
1
How to protect the real-time code from being scheduled at a certain moment in WinCE
Under WinCE, some of my driver codes are very real-time, that is, reading the data of the CPU IC card. When the lowest frequency is 1MHz, it takes 372 microseconds to read the data on the data line. N...
swustboy Embedded System
Understanding of multi-core DSP C6678 shared memory issues
[size=4]MSMC is configured as L2 by default, and can be configured as L3 according to user needs. Since configuring it as L3 only does address mapping, the physical access time should still be of the ...
Aguilera DSP and ARM Processors
What is the difference between ST's STM32 and NXP's LPC?
Both of them use Cortex-M3 core, which chip is better?Which one is cheaper?...
baidu123 stm32/stm8
Mathematical Model of Envelope Detector of Spectrum Analyzer
Mathematical Model of Envelope Detector of Spectrum Analyzer...
a00b11c22 Analog electronics
The crystallization of domestic electronic counting
As the title says, there are many, many components inside, all very old, and I feel very accomplished when I see them. Made in China, the quality is really good. It may be the same age as many people,...
lopopo Creative Market
Can you guys help me? When I use C2Prog to program F28335, I always fail to erase flash A.
Please help me, when I use C2Prog to program F28335, I always fail to erase flash A. *** PLEASE RESET TARGET IN SCI BOOT-LOADER MODE *** Connecting with target (autobaud)... OK. Bootloading... OK. Ple...
feng_3630 Microcontroller MCU

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 307  1955  970  2762  168  7  40  20  56  4 
Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号