HC-49UX

Quartz Crystal

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

quartz crystal.

1105 South Ridgeview Road

Olathe, KS 66062

Phone: 913.782.7787

Fax: 913.782.6991

www.ecsxtal.com

PARAMETERS

CONDITIONS

HC-49UX

MIN

TYP

MODE OF OSC

MAX ESR Ω

MAX ESR Ω

MAX

OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS

EQUIVALENT SERIES RESISTANCE/MODE OF OSCILLATION

UNITS

fo

Specify in P/N

Standard

@ +25°C ±3°C

at +25°C

Standard -10 to +70°C

Frequency Range

Operating Temperature

Storage Temperature

Aging (First Year)

Frequency Tolerance

Shunt Capacitance

Load Capacitance (CL)

Drive Level

1.800

10

MHz

°C

°C

pF

pF

mW

ppm

ppm

ppm

1.800 ~ 1.999

2.000 ~ 2.399

2.400 ~ 2.999

3.000 ~ 3.199

3.200 ~ 3.699

3.700 ~ 4.199

4.200 ~ 4.899

4.900 ~ 4.999

5.000 ~ 5.999

6.000 ~ 7.999

8.000 ~ 9.999

10.000 ~ 12.499

12.500 ~ 15.999

16.000 ~ 30.000

30.000 ~ 100.000

100.00

± 30

± 50

7

Series

1.0

-10

-55

+70

+125

±5

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

3rd Overtone

750

500

300

200

120

100

70

55

50

40

35

30

25

20

40

PACKAGE DIMENSIONS (mm)

Figure 1) Side and Bottom views

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

Custom Options

Cost effective

Excellent Aging

"AT" cut crystal

Wide frequency range

Pb Free/RoHS Compliant

ECS - Frequency Abbreviation - Load Capacitance - Package

Tolerance

Stability

Temp Range

1X = HC-49UX

A= ±25 ppm

C= ±10 ppm

D= ±100 ppm

E= ±50 ppm

G= ±30 ppm

H= ±25 ppm

K= ±10 ppm

L= -10 ~ +70°C

M= -20 ~ +70°C

N= -40 ~ +85°C

P= -40 ~ +105°C

S= -40 ~ +125°C

U= -55 ~+125°C

200 = 20.000 MHz

See P/N Guide

20 =20 pF

S=Series

20