EEWORLDEEWORLDEEWORLD

Part Number

Search

3.500MHZHC49-4H/20/10/-10+60/SR/ATF

Description
Series - Fundamental Quartz Crystal, 3.5MHz Nom, ROHS AND REACH COMPLIANT, RESISTANCE WELD, HERMETIC SEALED, HC49-4H, 2 PIN
CategoryPassive components    Crystal/resonator   
File Size112KB,1 Pages
ManufacturerEuroquartz
Websitehttp://www.euroquartz.co.uk/
Environmental Compliance  
Download Datasheet Parametric View All

3.500MHZHC49-4H/20/10/-10+60/SR/ATF Overview

Series - Fundamental Quartz Crystal, 3.5MHz Nom, ROHS AND REACH COMPLIANT, RESISTANCE WELD, HERMETIC SEALED, HC49-4H, 2 PIN

3.500MHZHC49-4H/20/10/-10+60/SR/ATF Parametric

Parameter NameAttribute value
Is it Rohs certified?Yes
Is it lead-free?Yes
Reach Compliance CodeCompliant
Is SamacsysN
YTEOL6.17
Objectid1321950840
package instructionROHS AND REACH COMPLIANT, RESISTANCE WELD, HERMETIC SEALED, HC49-4H, 2 PIN
Other featuresAT-CUT; BULK; TAPE AND REEL
Drive level100 µW
Ageing3 PPM/FIRST YEAR
Crystal/Resonator TypeSERIES - FUNDAMENTAL
frequency stability0.001%
frequency tolerance20 ppm
Nominal operating frequency3.5 MHz
Maximum operating temperature60 °C
physical sizeL10.77XB4.34XH3.5 (mm)/L0.424XB0.171XH0.138 (inch)
Series resistance120 Ω
Installation featuresTHROUGH HOLE MOUNT
surface mountNO
Minimum operating temperature-10 °C
EURO
QUARTZ
EURO
Low-profile crystal units
Low-cost, industry-standard crystal unit
AT-Cut strip crystal with hermetically sealed can
Frequency range 3.2MHz to 70MHz
Package height options available
DESCRIPTION
HC49-4H and HC49-4HL Crystals
OUTLINES & DIMENSIONS
HC49-4H crystals have the same base outline as the industry-
standard HC49 crystal. The crystal uses at AT-cut strip crystal with an
hermetically sealed can. HC49-4H crystals provide a low cost source
of system clock frequency.
SPECIFICATION
Frequency Range:
Oscillation Mode/Frequency
AT-Cut Fundamental:
AT-Cut 3rd Overtone:
BT-Cut Fundamental:
Calibration Tolerance at 25ºC:
Frequency Stability:
Load Capacitance (CL):
Ageing at 25°C:
Drive Level:
Storage Temperature Range:
Crystal Holder:
RoHS Status:
Supply format:
3.2MHz to 70.0MHz
3.2MHz to 48.0MHz
27.0MHz to 70.0MHz
24.0MHz to 48.0MHz
±5ppm, ±10ppm, ±20ppm or
±30ppm at 25°C
Series or from 8pF to 32pF
±3ppm maximum, 1st year,
±1ppm per year thereafter.
100mW typical, 500mW maximum
-50° to +105°C
Resistance-weld hermetic seal
Compliant
Bulk pack (Radial tape and reel
is available)
ESR and OSCILLATION MODE
Frequency
Range MHz
3.2 ~ 3.4
3.5 ~ 6.0
6.1 ~ 10.0
10.1 ~ 30.0
24.0 ~ 48.0
27.0 ~ 30.0
30.1 ~ 50.0
50.1 ~ 70.0
Crystal Cut
Osc. Mode
AT-Fund.
AT-Fund.
AT-Fund.
AT-Fund.
BT-Fund.
AT-3rd ot
AT-3rd ot
AT-3rd ot
ESR
Ω Max.
300
120
60
40
40
150
100
80
PART NUMBERS
Part numbers for HC49-4H crystals are generated as follows:
Example:
8.000MHz HC49-4H/30/50/-20+70/30pF/30R
Frequency
Package
HC49-4H
HC49-4HL
Calibration tolerance
at 25°C (ppm)
Stability over temp. (ppm)
Operating temp. range (°C)
Circuit Condition
(SR = Series or 10~32pF)
Max ESR (i.e. 30R = 30Ω
max.)
(
)
or 'ATF' or 'BTF' for AT or BT-cut fundamental, 3OT for 3rd overtone
FREQUENCY STABILITY vs OPERATING TEMPERATURE RANGE
Temp. °C/ppm
-10 to +60
-20 to +70
-40 to +85
±10
ü
ASK
X
±15
ü
ü
ü
±20
ü
ü
ü
±25
ü
ü
ü
±30
ü
ü
ü
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 sales@euroquartz.co.uk
www.euroquartz.co.uk
Communication problem between pc and arm9 (with wince5.0) (activesync+rapi)
My arm9 is connected to the pc via the USB port. The pc is installed with activesync4.5. The evc program I wrote on the pc can be downloaded directly to the memory of the arm after compilation. Now I ...
cs_0104 Embedded System
A Hamming code program
A useful Hamming code program given by a classmate...
xml2028 RF/Wirelessly
Compile and run the button routine for the i.MX6ULL development board
We use the command "vi Makefile" to enter the Makefile. As shown in Figure 1:Add the following content.Change TARGET to "key" in line 2.Add the GPIO and key driver header file path to the variable INC...
遥寄山川 ARM Technology
How to add a CheckBox control to the DataGrid in Win CE?
In WinForms, it is very simple, just add a column of bool type. But in WIN CE6.0, when adding bool type, it only shows true or false, and it cannot be edited. I tried to change it to DataColumn dc=new...
xiaokan2007 Embedded System
How does Window Mobile 5.0 determine whether the currently acquired GPS data is available?
Window Mobile 5.0 and later have good support for GPS. I can open the GPS device through GPSOpenDevice and use GPSGetPosition to get the location information, but I don't know how to get whether the c...
laobushi Embedded System
A Talk on Active Filters - Low-Pass Filters
[i=s]This post was last edited by gmchen on 2017-9-29 14:58[/i] [align=left][font=微软雅黑][size=4]I hesitated for a long time to write about this topic. The main reason is that active filters are a fairl...
gmchen Analog electronics

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 1574  2646  2598  2813  2065  32  54  53  57  42 
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