EEWORLDEEWORLDEEWORLD

Part Number

Search

UM-1/LM2J349.9MHZ

Description
Parallel - 3Rd Overtone Quartz Crystal, 49.9MHz Nom,
CategoryPassive components    Crystal/resonator   
File Size130KB,1 Pages
ManufacturerGolledge Electronics
Websitehttp://www.golledge.com/
Environmental Compliance  
Download Datasheet Parametric View All

UM-1/LM2J349.9MHZ Overview

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

UM-1/LM2J349.9MHZ Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
Objectid1295116500
Reach Compliance Codecompliant
YTEOL6.62
Ageing3 PPM/FIRST YEAR
Crystal/Resonator TypePARALLEL - 3RD OVERTONE
Drive level100 µW
frequency stability0.0008%
frequency tolerance5 ppm
load capacitance30 pF
Installation featuresTHROUGH HOLE MOUNT
Nominal operating frequency49.9 MHz
Maximum operating temperature70 °C
Minimum operating temperature-20 °C
physical sizeL7.8XB3.2XH8.0 (mm)/L0.307XB0.126XH0.315 (inch)
Series resistance45 Ω
surface mountNO
Miniature Crystals
Specifications
UM-1 & UM-5
UM-1:  8.0mm maximum height
UM-5:  6.0mm maximum height
Product
UM-1
UM-1
UM-5
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
UM-5
Option
Code
Parameters
Package:
Frequency range:
Calibration tolerance:
±5ppm
±7.5ppm
±10ppm
±20ppm
±30ppm
Other values (±3ppm ~ ±100ppm)
±5ppm
±7.5ppm
±10ppm
±20ppm
±30ppm
Other values (±3ppm ~ ±100ppm)
Temperature stability:
Slim case (2.6mm thick) is available as an option over 20.0MHz. Contact our sales office
for details.
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
Features
Ideal for custom frequencies & specifications
Wide frequency range
Tight specifications available
Fundamental mode up to 55.0MHz
Oscillation mode:
Static capacitance (C
0
):
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-1
200
150
120
100
90
40
30
45
60
90
150
UM-5
-
-
-
-
-
60
40
50
60
120
150
Equivalent series resistance (max):
see table
Ageing:
±3ppm max first year
100μW
Test drive level:
Standard.
Optional - Please specify required code(s) when ordering
Ordering Information
Product name + option codes + frequency
eg:
UM-1/231JF 24.576MHz
20/30/10/30-F
Insulating washers and mounting clips available. See our website for
details.
Some combinations of stability and temperature range may not be
available. Please check with us before ordering.
Tel:
+44 1460 256 100
26 Sep 2017
Fax:
+44 1460 256 101
E-mail:
sales@golledge.com
Web:
www.golledge.com
Why do we need to add a lens in front of the infrared temperature sensor?
Looking at the infrared thermometer products on the market, why is there an elongated black cylinder in front of the temperature sensor, and a lens inside? Is it for measuring farther?...
肖柳子 Sensor
[National Technology N32WB452 Review] 4. LCD Display DVP Capture Image
[i=s]This post was last edited by Eurasia32 on 2022-8-7 14:59[/i]In the previous evaluation, the function of driving the GC0308 camera to acquire images through the DVP interface was realized. This ev...
Eurasia32 Domestic Chip Exchange
Let’s have dinner! EEWorld netizens will have an offline dinner in Shenzhen on the evening of December 20th. Come and sign up~~
Let’s have dinner together~~EEWorld invites you to have dinner together offline~~I have good news for you all~ Guan Guan will fly to Shenzhen next week, and invite you all to have dinner together on D...
okhxyyo Talking
Who has the 20-channel PT100 temperature acquisition module source code?
Preparing for a graduation projectWho has the 20-channel PT100 temperature acquisition module source code?Please share, give me some reward...
jevinyan1234 51mcu
Three things you need to know about isolation devices
Various types of isolators are topics we often discuss when designing systems. We will introduce them from the following three aspects:Why is isolation needed?What are the differences between differen...
qwqwqw2088 Analogue and Mixed Signal
Learn about ADI's smoke detection solutions and apply for free samples!
Smoke detectors save lives. Three out of five fire deaths in the United States occur in buildings without smoke detectors. Smoke detectors save lives, but only when they work properly. Nearly one in f...
eric_wang Sensor

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

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 © 2005-2024 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