EEWORLDEEWORLDEEWORLD

Part Number

Search

278LF-40.000MZ-BBF00010

Description
Series - Fundamental Quartz Crystal, 40MHz Nom, ROHS COMPLIANT, RESISTANCE WELDED, SMD, 2 PIN
CategoryPassive components    Crystal/resonator   
File Size161KB,2 Pages
ManufacturerFOX [Fox Electronics]
Environmental Compliance
Download Datasheet Parametric View All

278LF-40.000MZ-BBF00010 Overview

Series - Fundamental Quartz Crystal, 40MHz Nom, ROHS COMPLIANT, RESISTANCE WELDED, SMD, 2 PIN

278LF-40.000MZ-BBF00010 Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
package instructionROHS COMPLIANT, RESISTANCE WELDED, SMD, 2 PIN
Reach Compliance Codecompli
ECCN codeEAR99
Other featuresTAPE AND REEL
Ageing5 PPM/YEAR
Crystal/Resonator TypeSERIES - FUNDAMENTAL
Drive level500 µW
frequency stability0.005%
frequency tolerance50 ppm
JESD-609 codee1
Installation featuresSURFACE MOUNT
Nominal operating frequency40 MHz
Maximum operating temperature70 °C
Minimum operating temperature-20 °C
physical sizeL11.7XB5.0XH4.5 (mm)/L0.461XB0.197XH0.177 (inch)
Series resistance30 Ω
surface mountYES
Terminal surfaceTin/Silver/Copper (Sn/Ag/Cu)
Base Number Matches1
Resistance Weld SMD Crystal
Model: HC49SDLF
Page 1 of 2
RoHS Compliant / Pb Free
Rev. 6/2/2009
http://www.foxonline.com/need_a_sample.htm
FEATURES
OPTIONS
• Stock Standard
(see page 2)
• Tolerances to 10 PPM
• Fundamental to 40 MHz
• Stabilities to 5 PPM
• Tape and Reel
(1,000 pcs. STD)
• Temperatures to -40ºC ~ +105ºC
• 3.2mm Height Max
(HC49SSDLF)
• PART NUMBER
Learn More - Internet Required
Part Number
278LF-Frequency-xxxxx
Model Number
HC49SDLF
Frequency Range (MHz)
3.200 ~ 70.000
10.3 Max
4.5 Max
• STANDARD SPECIFICATIONS
1
PARAMETERS
Frequency Range
Frequency Tolerance @ 25ºC
Frequency Stability, ref @ 25ºC
Over Operating Temp Range
Temperature Range
Operating
(T
OPR
)
Storage
(T
STG
)
Shunt Capacitance (Co)
Load Capacitance
(C
L
)
Drive Level
Aging per year
Maximum Soldering Temp / Time
Moisture Sensitivity Level (MSL)
1
MAX
(unless otherwise noted)
3.200 ~ 70.000 MHz
±50 PPM
1,2
±50 PPM
1
-20ºC ~ +70ºC
1
-40ºC ~ +85ºC
7pF
10 pF ~ Series
(Customer Specified)
0.5 mW
±5 PPM
260ºC / 10 Seconds
1
13.9 Max
11.7 Max
3.8 Max
5.0 Max
0.75±0.35
Recommended
HC49SD Solder Pad Layout
15.0±0.1
Other tolerances, stabilities & operating temperature ranges available. Consult Fox Customer
Service for specific requirements.
2
Crystal has a
±30ppm tolerance specification for all standard part numbers. These part numbers
are listed on page 2 of this datasheet.
All specifications subject to change without notice.
2.0±0.1
4.0±0.1
Frequency Range
(MHz)
3.200 ~ 3.500
3.500+ ~ 4.000
4.000+ ~ 5.000
5.000+ ~ 6.000
6.000+ ~ 7.000
7.000+ ~ 9.000
9.000+ ~ 13.000
13.000+ ~ 20.000
20.000+ ~ 40.000
27.000+ ~ 70.000
Operating Mode
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
3rd OT
Max ESR
300
200
150
120
100
80
60
40
30
100
All dimensions are in millimeters.
TERMINATION FINISH: Sn/3.0Ag/0.5Cu
FOXElectronics
5570 Enterprise Parkway Fort Myers, Florida 33905 USA +1.239.693.0099 FAX +1.239.693.1554
http://www.foxonline.com
© 2009 FOX ELECTRONICS | ISO9001:2000 Certified
EMEA
Tel/Fax: +44 .1767.312632 |
Asia
Hong Kong Tel: +852.2854.4285 Fax +852.2854.4282 |
Japan
Tel: +81.3.3374.2079 Fax: +81.3.3374.5221
37
Has anyone used MC2204? How should I set the command code?
Does anyone know...
wanghlady Integrated technical exchanges
Should WinCE6 development use VS2005 or VS2008?
Should I use VS2005 or VS2008 to develop WinCE6? I need to develop applications on WinCE6 and customize WinCE6 and related drivers. I don’t know whether to use VS2005 or VS2008! It is said that VS2005...
yza223 Embedded System
QuartusII synthesis problem!
When I am debugging a project, sometimes I instantiate the latter module to the top level, compile it, and then download it, which will have some impact on the former module. I wonder if anyone has en...
lixinsir FPGA/CPLD
Please advise on the register settings in ADC acquisition
PT100 is used to collect external temperature data, which belongs to analog signal input. P0.7 port is selected as the analog input port. Below is my setting of ADC register, but when debugging online...
GSHNJUPT RF/Wirelessly
TFT driver
...
楞伽山人 stm32/stm8
Can you guys help me figure out what's wrong with this array program? Thank you!
//The operating frequency of the chip is 11.0592MHz #include #include#define BYTE unsigned char #define WORD unsigned int #define S1_S0 0x40 //P_SW P3.0 RXD P3.1 TXD #define S1_S1 0x80 BYTE *point_arr...
zhou792008 51mcu

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 2594  2899  2187  386  480  53  59  45  8  10 
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