EEWORLDEEWORLDEEWORLD

Part Number

Search

UM-5/LL2B349.9MHZ

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-5/LL2B349.9MHZ Overview

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

UM-5/LL2B349.9MHZ Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
Objectid1295119766
Reach Compliance Codecompliant
YTEOL6.8
Ageing3 PPM/FIRST YEAR
Crystal/Resonator TypePARALLEL - 3RD OVERTONE
Drive level100 µW
frequency stability0.0005%
frequency tolerance5 ppm
load capacitance12 pF
Installation featuresTHROUGH HOLE MOUNT
Nominal operating frequency49.9 MHz
Maximum operating temperature70 °C
Minimum operating temperature-20 °C
physical sizeL7.8XB3.2XH6.0 (mm)/L0.307XB0.126XH0.236 (inch)
Series resistance50 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
Brief analysis of three detection methods for faulty cables
[size=4] The initial detection method of the faulty cable is divided into the loop bridge balance method, the low-voltage pulse reflection method, and the flash tester method. In the cable fault initi...
fish001 Analogue and Mixed Signal
How to write software I2C for HC32F460
I ported the BMP180 program from STM32, but the software IIC has not responded. I tried the hardware IIC_start function but it failed. Can anyone give me some ideas and examples? Tell me the pitfalls ...
121315L Domestic Chip Exchange
Sound detection system
# Sound Detection System##Sound Detection System###The sound detection system is used to capture sound and display the time domain graph and spectrum graph of the sound. The interface of the detection...
bqgup Innovation Lab
What is an API? What is an SPI?
Programming Interface is an application program interface, while SPI is a service provider interface.In JDK, it is described as follows:· the API is the description of classes/interfaces/methods/... t...
火辣西米秀 Microcontroller MCU
Problems with the function of zero-crossing detection circuit
For example, using zero-crossing detection and adjusting the speed of a soymilk machine The speed and power output of the soymilk machine are different at different grinding stages. If the 220V AC pow...
shaorc Analog electronics
ST MEMS Device Resource Library-Other Application Documents
ST MEMS Device Resource Library: Click to enterOther application documents: Here we provide a wealth of introductions to MEMS device-related applications, algorithms, etc....
nmg MEMS sensors

Technical ResourceMore

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