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UM4-JB2318-49.900

Description
Parallel - 3Rd Overtone Quartz Crystal, 49.9MHz Nom,
CategoryPassive components    Crystal/resonator   
File Size60KB,2 Pages
ManufacturerILSI
Websitehttp://www.ilsiamerica.com
Environmental Compliance  
Download Datasheet Parametric View All

UM4-JB2318-49.900 Overview

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

UM4-JB2318-49.900 Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerILSI
Reach Compliance Codecompli
Other featuresAT CUT
Ageing5 PPM/YEAR
Crystal/Resonator TypePARALLEL - 3RD OVERTONE
Drive level1000 µW
frequency stability0.005%
frequency tolerance10 ppm
load capacitance18 pF
Installation featuresTHROUGH HOLE MOUNT
Nominal operating frequency49.9 MHz
Maximum operating temperature60 °C
Minimum operating temperature-10 °C
physical sizeL8.0XB3.2XH4.7 (mm)/L0.315XB0.126XH0.185 (inch)
Series resistance70 Ω
surface mountNO
Terminal surfaceTin/Silver/Copper - with Nickel barrie
2 Lead Metal Package, 3.2 mm x 8 mm
Product Features:
Low Cost
RoHs Compliant
Compatible with Leadfree Processing
UM1 / UM4 / UM5 Series
Applications:
Fibre Channel
Server & Storage
Sonet /SDH
802.11 / Wifi
T1/E1, T3/E3
System Clock
Frequency
7 MHz to 160.000 MHz
ESR (Equivalent Series Resistance)
7.0 MHz – 9.9 MHz
10.0 MHz – 14.9 MHz
15 MHz – 29.9 MHz
30 MHz – 36 MHz
rd
30 MHz – 49.9 MHz (3 O.T.)
rd
50 MHz – 100 MHz (3 O.T.)
th
75 MHz – 160 MHz (5 O.T.)
100
60
30
20
70
50
100
Max.
Max.
Max.
Max.
Max.
Max.
Max.
Shunt Capacitance (C0)
Frequency Tolerance @ 25
C
Frequency Stability over
Temperature
Crystal Cut
Load Capacitance
Drive Level
Aging
Temperature
Operating
Storage
7 pF Max.
30 ppm Standard (see Part Number Guide for more options)
50 ppm Standard (see Part Number Guide for more options)
AT Cut Standard
18 pF Standard (see Part Number Guide for more options)
1 mW Max.
5 ppm Max. / Year Standard
0 C to +70 C Standard (see Part Number Guide for more options)
-40 C to +85 C Standard
Part Number Guide
Package
Stability
(ppm) at Room
Temperature
B = ±50 ppm
F = ±30 ppm
G = ±25 ppm
H = ±20 ppm
I = ±15 ppm
J = ±10 ppm*
Sample Part Number:
Stability
(ppm) over Operating
Temperature
B = ±50 ppm
F = ±30 ppm
G = ±25 ppm
H = ±20 ppm
I = ±15 ppm**
J = ±10 ppm**
UM1 - FB1F18 - 20.000
Operating
Temperature Range
0 = 0°C to +50°C
1 = 0°C to +70°C
2 = -10°C to +60°C
3 = -20°C to +70°C
5 = -40°C to +85°C
9 = -10°C to +50°C
Mode
(overtone)
F = Fundamental
3 = 3
rd
overtone
5 = 5
th
overtone
Load Capacitance
(pF)
Frequency
UM1 -
(8.0 mm H)
UM4 -
(4.7 mm H)
18 pF Standard
Or Specify
- 20.000 MHz
UM5 -
(6.0 mm H)
* Not available at all frequencies. ** Not available for all temperature ranges.
e-mail@ilsiamerica.com
www.ilsiamerica.com
ILSI
America
Phone: 775-851-8880 • Fax: 775-851-8882• e-mail: e-mail@ilsiamerica.com • www.ilsiamerica.com
06/09
Specifications subject to change without notice
Page 1
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