EEWORLDEEWORLDEEWORLD

Part Number

Search

UM-4J/324J349.9MHZ

Description
Parallel - 3Rd Overtone Quartz Crystal, 49.9MHz Nom,
CategoryPassive components    Crystal/resonator   
File Size153KB,1 Pages
ManufacturerGolledge Electronics
Websitehttp://www.golledge.com/
Environmental Compliance  
Download Datasheet Parametric View All

UM-4J/324J349.9MHZ Overview

Parallel - 3Rd Overtone Quartz Crystal, 49.9MHz Nom,

UM-4J/324J349.9MHZ Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
Objectid1038332311
Reach Compliance Codecompliant
Other featuresTAPE AND REEL
Ageing3 PPM/FIRST YEAR
Crystal/Resonator TypePARALLEL - 3RD OVERTONE
Drive level100 µW
frequency stability0.002%
frequency tolerance30 ppm
load capacitance30 pF
Installation featuresSURFACE MOUNT
Nominal operating frequency49.9 MHz
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
physical sizeL7.8XB4.8XH3.5 (mm)/L0.307XB0.189XH0.138 (inch)
Series resistance50 Ω
surface mountYES
SM Crystal Formed Leads
2011/65/EU
UM-1J, UM-4J & UM-5J
Specifications
UM-1J:  8.0mm maximum body length
UM-4J:  4.8mm maximum body length
UM-5J:  6.0mm maximum body length
Product
UM-1J UM-4J UM-5J
UM-1J
UM-4J
UM-5J
3.579 ~ 300MHz
10.0 ~ 300MHz



































































L
M
1
2
3
specify
L
M
1
2
3
specify
0
1
2
3
4
specify
B
D
F
J
S
specify
F
3
5
7
Parameters
Package:
Option
Code
Frequency range:
Calibration tolerance:
±5ppm
±7.5ppm
±10ppm
±20ppm
±30ppm
Other values (±3ppm ~ ±100ppm)
Temperature stability:
±5ppm
±7.5ppm
±10ppm
±20ppm
±30ppm
Other values (±3ppm ~ ±100ppm)
90° cranked leads are available as an option to save approx 1mm in overall length.
Contact our sales office for more details.
Features
Operating temperature range:
0 to +50°C
-10 to +60°C
-20 to +70°C
-30 to +80°C
-40 to +85°C
Other values
Circuit condition:
12pF
16pF
20pF
30pF
Series resonant
Other values
Fundamental
3rd overtone
5th overtone
7th overtone
7pF max
Ideal for custom frequencies & specifications
Wide frequency range
Tight specifications available
Fundamental mode up to 55.0MHz
Oscillation mode:
ESR Values
The table shows the maximum ESR values in ohms for each
package across the available frequency range.
Frequency
3.5 ~ 4.99
5.0 ~ 5.99
6.0 ~ 6.99
7.0 ~ 7.99
8.0 ~ 9.99
10.0 ~ 15.9
16.0 ~ 55.0
30.0 ~ 49.9
50.0 ~ 100
60.0 ~ 150
130 ~ 300
Mode
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
3rd overtone
3rd overtone
5th overtone
7th overtone
UM-1J
200
150
120
100
90
40
30
45
60
90
150
UM-4J
-
-
-
-
-
60
40
50
60
120
150
UM-5J
-
-
-
-
-
60
40
50
60
120
150
Static capacitance (C
0
):
Equivalent series resistance (max):
see table
Ageing:
±3ppm max first year
100μW
Test drive level:
Soldering conditions:
260°C, 10sec max x 2
Standard.
Optional - Please specify required code(s) when ordering
Ordering Information
Product name + option codes + frequency
eg:
UM-1J/231JF 16.0MHz
20/30/10/30-F
Available on T&R - 1k pcs per reel.
Refer to our website for T&R and soldering details.
Some combinations of stability and temperature range may not be
available. Please check with us before ordering.
Tel:
+44 1460 256 100
19 Jul 2002
01 May 1998
Fax:
+44 1460 256 101
E-mail:
sales@golledge.com
Web:
www.golledge.com
TLP3547 Evaluation Board Evaluation Report——liujianjunwf
TLP3547 Evaluation Board Evaluation Report - liujianjunwf The test environment is shown in the left figure below; the oscilloscope waveform is shown in the right figure below (CH1: 5V driver; CH2: 28V...
liujianjunwf Toshiba Photorelays TLP3547 Review
About the XC2765 clock problem
As the title says, I would like to ask the experts to help introduce the clock of XC2765. It would be better to be more detailed. Thank you....
1157421908 MCU
How to change the code of Pulsesensor to three paths in heart rate detection
AndroidStudio_USB_ADC_Pulsesensor I use ginkgo usb-I2C to connect to the mobile phone, which is connected to the pulse sensor but currently there is only one channel. How to change it to 3 channels to...
lncywh333 Medical Electronics
FPGA+ARM
I would like to use FPGA and ARM to form a system for high-speed decoding. What do you think?...
detisea FPGA/CPLD
Looking for someone to write software for the acreage meter
Recruiting software designers and developers for WM and WinCE handheld devices 1. Proficient in WM and WinCE platform programming; 2. Proficient in C++ and C# languages, and skilled in application dev...
michelle_hua9 Recruitment
About V+ and V- in DC-DC switching power supply
Now I am using a 36V DC-DC switching power supply. As shown in the figure, the voltage difference between V+ and V- is exactly 36V. However, the voltage difference between V+ (or V-) and the ground in...
secondlife110 Power technology

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 1414  207  31  1753  833  29  5  1  36  17 
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