HC49USM8-JJ2318-20.000 datasheet, PDF

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HC49USM8-JJ2318-20.000: Description4 Pad Metal Package Quartz Crystal, 4.8 mm x 12.5 mm; File Size42KB，2 Pages; ManufacturerILSI; Websitehttp://www.ilsiamerica.com

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HC49USM8-JJ2318-20.000 Overview

4 Pad Metal Package Quartz Crystal, 4.8 mm x 12.5 mm

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4 Pad Metal Package Quartz Crystal, 4.8 mm x 12.5 mm

Product Features:

SMD Package

Compatible with Leadfree Processing

Grounded package for low EMI

HC49USM4 Series

Applications:

Fibre Channel

Server & Storage

Sonet /SDH

802.11 / Wifi

T1/E1, T3/E3

System Clock

4.83

Max.

12.5 Max.

1.3

Frequency

3.2 MHz to 100.000 MHz

ESR (Equivalent Series Resistance)

3.2 MHz – 3.49 MHz

3.5 MHz – 3.99 MHz

4.0 MHz – 4.99 MHz

5.0 MHz – 5.99 MHz

6.0 MHz – 6.99 MHz

7.0 MHz – 8.9 MHz

9.0 MHz – 12.9 MHz

13 MHz – 19.9 MHz

20 MHz – 36 MHz

27 MHz – 100 MHz (3 O.T.)

Shunt Capacitance (C0)

Frequency Tolerance @ 25°

Frequency Stability over

Temperature

Crystal Cut

Load Capacitance

Drive Level

Aging

Temperature

Operating

Storage

0° C to +70° C Standard (see Part Number Guide for more

options)

-40° C to +85° C Standard

300

Ω

Max.

200

Ω

Max.

150

Ω

Max.

120

Ω

Max.

100

Ω

Max.

Ω

Max.

Ω

Max.

Ω

Max.

Ω

Max.

100

Ω

Max.

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

Dimension Units: mm

Internal connection

USM8 / USM9

Recommended pad

layout

Internal connection

USM4 / USM6

1.2 +/-0.1

H Max.

Part Number

Guide

9.0 +/-0.1

Part Number Guide

Package

Tolerance

(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**

HC49USM4 - 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

Load Capacitance

(pF)

Frequency

HC49USM4 -

(5.2 mm H)

HC49USM6 -

(4.5 mm H)

HC49USM8 -

(5.2 mm H)

18 pF Standard

Or Specify.

- 20.000 MHz

HC49USM9 -

(4.5 mm H)

* Not available at all frequencies. ** Not available for all temperature ranges.

ILSI

America

Phone: 775-851-8880 • Fax: 775-851-8882• e-mail: e-mail@ilsiamerica.com • www.ilsiamerica.com

04/09_A

Specifications subject to change without notice

Page 1

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