Datasheet > HC49US-BF3F18-20.000

HC49US-BF3F18-20.000

更新时间： 2022-12-29 17:26:22

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2 Lead Metal Package Quartz Crystal, 4.7 mm x 11 mm

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2 Lead Metal Package Quartz Crystal, 4.7 mm x 11 mm

HC49US Series

Product Features:

Low Cost Package

RoHs Compliant

Applications:

Fibre Channel

Server & Storage

Sonet /SDH

Compatible with Leadfree Processing

802.11 / Wifi

T1/E1, T3/E3

H Max.

12 Min.

Frequency

3.2 MHz to 100.000 MHz

4.88

±0.2

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

300 Ω Max.

200 Ω Max.

150 Ω Max.

120 Ω Max.

100 Ω Max.

80 Ω Max.

60 Ω Max.

40 Ω Max.

30 Ω Max.

100 Ω Max.

11.1 Max.

27 MHz – 100 MHz (3^rdO.T.)

Shunt Capacitance (C0)

7 pF Max.

4.7 Max.

Frequency Tolerance @ 25° C

±30 ppm Standard (see Part Number Guide for more options)

±50 ppm Standard (see Part Number Guide for more options)

AT Cut Standard

Frequency Stability over

Temperature

0.43

±0.03

Crystal Cut

Load Capacitance

Drive Level

18 pF Standard (see Part Number Guide for more options)

1 mW Max.

HC49US, H Max. = 3.5

HC49US2, H Max. = 2.5

HC49US3, H Max. = 2.0

Aging

±5 ppm Max. / Year Standard

Temperature

Operating

Storage

Dimension Units: mm

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

options)

-40° C to +85° C Standard

Part Number Guide

Sample Part Number:

HC49US - FB1F18 - 20.000

Package

Tolerance

(ppm) at Room

Temperature

B = ±50 ppm

F = ±30 ppm

G = ±25 ppm

H = ±20 ppm

I = ±15 ppm

Stability

(ppm) over Operating

Temperature

B = ±50 ppm

Operating

Mode

(overtone)

Load Capacitance

Frequency

Temperature Range

(pF)

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

F = Fundamental

3 = 3^rdovertone

HC49US -

(3.5 mm H)

HC49US2 -

(2.5 mm H)

HC49US3 -

(2.0 mm H)

F = ±30 ppm

G = ±25 ppm

18 pF Standard

Or Specify

- 20.000 MHz

H = ±20 ppm

I = ±15 ppm**

J = ±10 ppm*

J = ±10 ppm**

* 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

06/09_A

Specifications subject to change without notice

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