15351 West 109

PARAMETERS

CONDITIONS

HC-49UX

UNITS

MIN

TYP

MAX

Frequency

Fo

1.800

100.000

MHz

Frequency Tolerance*

@ +25°C

± 30

ppm

Frequency Stability*

-10 ~ +70°C

± 50

ppm

Shunt Capacitance

Co

7

pF

Load Capacitance

Specify in P/N

10

20

Series

pF

Drive Level

1.0

μW

Operating Temperature*

-10

+70

°C

Storage Temperature

-55

+125

°C

Aging (First Year)

@ +25°C ±3°C

±5

ppm

ECS - FREQUENCY ABBREVIATION

LOAD

CAPACITANCE

PACKAGE

AVAILABLE OPTIONS

Tolerance

Stability

Temp Range

PACKAGING

Frequency (MHz)

ESR Ω Max.

Mode of Osc.

1.800 ~ 1.999

750

Fundamental

2.000 ~ 2.399

500

Fundamental

2.400 ~ 2.999

300

Fundamental

3.000 ~ 3.199

200

Fundamental

3.200 ~ 3.699

120

Fundamental

3.700 ~ 4.199

100

Fundamental

4.200 ~ 4.899

70

Fundamental

4.900 ~ 4.999

55

Fundamental

5.000 ~ 5.999

50

Fundamental

6.000 ~ 7.999

40

Fundamental

8.000 ~ 9.999

35

Fundamental

10.000 ~ 12.499

30

Fundamental

12.500 ~ 15.999

25

Fundamental

16.000 ~ 30.000

20

Fundamental

30.000 ~ 100.000

40

3

OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS

The HC-49UX is an “AT” cut resistance weld type Thru Hole

quartz crystal.

HC-49UX

QUARTZ CRYSTAL

HC-49UX QUARTZ CRYSTAL

 Cost Effective

 Excellent Aging

 “AT” Cut Crystal

 Wide Frequency Range

 PB Free/RoHS Compliant

 MSL 1

DIMENSIONS (mm)

PART NUMBERING GUIDE: Example ECS-200-20-1X

Figure 1) Side and Bottom

200 = 20.000 MHz

See P/N Guide

20 = 20 pF

S = Series

1X =

HC-49UX

Blank = Std

A = ± 25 ppm

J = ± 20 ppm

R = ± 15 ppm

C = ± 10 ppm

Bulk

Rev.2017

ECS

* Specify available options in P/N.

† Contact ECS for availability over extended temp range.

Blank= Std

D= ±100 ppm

E = ± 50 ppm

G = ± 30 ppm

H = ± 25 ppm

T = ± 20 ppm †

W = ±15 ppm †

K = ± 10 ppm †

Blank= Std

L = -10 ~ +70°C

M = -20 ~ +70°C

Y = -30 ~ +85°C

N = -40 ~ +85°C

P = -40 ~ +105°C

S = -40 ~ +125°C

U = -55 ~ +125°C

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