UM1-II2318-49.900 datasheet, PDF

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UM1-II2318-49.900: DescriptionParallel - 3Rd Overtone Quartz Crystal, 49.9MHz Nom,; CategoryPassive components Crystal/resonator; File Size60KB，2 Pages; ManufacturerILSI; Websitehttp://www.ilsiamerica.com; Environmental Compliance

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UM1-II2318-49.900 Overview

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

UM1-II2318-49.900 Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	ILSI
Reach Compliance Code	compli
Other features	AT CUT
Ageing	5 PPM/YEAR
Crystal/Resonator Type	PARALLEL - 3RD OVERTONE
Drive level	1000 µW
frequency stability	0.0015%
frequency tolerance	15 ppm
load capacitance	18 pF
Installation features	THROUGH HOLE MOUNT
Nominal operating frequency	49.9 MHz
Maximum operating temperature	60 °C
Minimum operating temperature	-10 °C
physical size	L8.0XB3.2XH8.0 (mm)/L0.315XB0.126XH0.315 (inch)
Series resistance	70 Ω
surface mount	NO
Terminal surface	Tin/Silver/Copper - with Nickel barrie

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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

30 MHz – 49.9 MHz (3 O.T.)

50 MHz – 100 MHz (3 O.T.)

75 MHz – 160 MHz (5 O.T.)

100

Max.

Shunt Capacitance (C0)

Frequency Tolerance @ 25

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

overtone

5 = 5

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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