HC49U-JB2518-7.999MHZ datasheet, PDF

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HC49U-JB2518-7.999MHZ: DescriptionParallel - 5Th Overtone Quartz Crystal, 7.999MHz Nom, HC49U, 2 PIN; CategoryPassive components Crystal/resonator; File Size216KB，2 Pages; ManufacturerILSI; Websitehttp://www.ilsiamerica.com; Environmental Compliance

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HC49U-JB2518-7.999MHZ Overview

Parallel - 5Th Overtone Quartz Crystal, 7.999MHz Nom, HC49U, 2 PIN

HC49U-JB2518-7.999MHZ Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Objectid	145137381525
package instruction	HC49U, 2 PIN
Reach Compliance Code	compliant
Other features	AT-CUT
Ageing	5 PPM/YEAR
Crystal/Resonator Type	PARALLEL - 5TH OVERTONE
Drive level	1000 µW
frequency stability	0.005%
frequency tolerance	10 ppm
load capacitance	18 pF
Installation features	THROUGH HOLE MOUNT
Nominal operating frequency	7.999 MHz
Maximum operating temperature	60 °C
Minimum operating temperature	-10 °C
physical size	11.05mm x 4.65mm x 13.45mm
Series resistance	40 Ω
surface mount	NO
Terminal surface	Tin/Copper/Silver - with Nickel barrier

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

HC49U Series

Product Features:

Low Cost

RoHS Compliant

Compatible with Leadfree Processing

Applications:

Fibre Channel

Server & Storage

Sonet /SDH

802.11 / Wifi

T1/E1, T3/E3

System Clock

Frequency

ESR (Equivalent Series Resistance)

1.300MHz – 1.999MHz

2.000MHz – 2.999MHz

3.000MHz – 3.299MHz

3.300MHz – 3.999MHz

4.000MHz – 4.499MHz

4.500MHz – 4.999MHz

5.000MHz – 5.999MHz

6.000MHz – 6.999MHz

7.000MHz – 7.999MHz

8.000MHz – 9.999MHz

10.000MHz – 35.999MHz

25.000MHz – 100.000MHz (3

OT)

70.000MHz – 160.000MHz (5

OT)

Shunt Capacitance

Frequency Tolerance @ +25 C

Frequency Stability over Temperature

Crystal Cut

Load Capacitance

Drive Level

Aging

Operating Temperature Range

Storage Temperature Range

1.300MHz to 160.000MHz

800 Ohms Maximum

500 Ohms Maximum

200 Ohms Maximum

150 Ohms Maximum

100 Ohms Maximum

80 Ohms Maximum

70 Ohms Maximum

50 Ohms Maximum

40 Ohms Maximum

30 Ohms Maximum

25 Ohms Maximum

50 Ohms Maximum

40 Ohms Maximum

7pF Maximum

See Part Number Guide

AT Cut

See Part Number Guide

1mWatts Maximum

5ppm/Year

Maximum

See Part Number Guide

-40°C to +85°C

Dimension Units: mm

Part Number Guide

Package

Tolerance

(ppm) at

Room

Temperature

B = ±50 ppm

F = ±30 ppm

HC49U -

(13.46 mm H)

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**

HC49U - FB1F18 - 20.000 MHz

Operating

Temperature Range

Mode

(overtone)

Load Capacitance

(pF)

Frequency

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

overtone

5 = 5

overtone

18 pF or Specify

- 20.000 MHz

G = ±25 ppm

H = ±20 ppm

I = ±15 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 ●email: e-mail@ilsiamerica.com ●

www.ilsiamerica.com

Specifications subject to change without notice

Rev: 12/08/17_B

Page 1 of 2

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