XT49U-20-4M Vishay, XT49U-20-4M Datasheet

XT49U-20-4M

Manufacturer Part Number

XT49U-20-4M

Description

Manufacturer

Vishay

Type

Crystalr

Datasheet

1.XT49U-20-4M.pdf (3 pages)

Specifications of XT49U-20-4M

Mode Of Oscillation

Fundamental

Mounting Style

Through Hole

Operating Temp Range

-20C to 70C

Product Length (mm)

11.05mm

Product Depth (mm)

4.65mm

Product Height (mm)

13.46mm

Esr

100Ohm

Screening Level

Commercial

Frequency

4MHz

Frequency Tolerance

±50

Frequency Stability

±50

Load Capacitance

20pF

Package / Case

HC-49/U

Lead Free Status / RoHS Status

Compliant

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XT49U

Vishay Dale

The XT49U series is an industry standard AT cut crystal

housed in a HC-49U package. It is our standard resistance

weld type quartz crystal

DIMENSIONS in inches [millimeters]

GLOBAL PART NUMBER

STANDARD ELECTRICAL SPECIFICATIONS

PARAMETER

Frequency Range

Frequency Tolerance

Temperature Stability

Operating Temperature Range

Storing Temperature Range

Shunt Capacitance

Load Capacitance

Insulator Resistance

Drive Level

Aging

EQUIVALENT SERIES RESISTANCE (ESR) AND MODE OF VIBRATION (MODE)

FREQUENCY RANGE (MHz)

ORDERING INFORMATION

MODEL

XT49U

X X

1.8432 to 1.999

2.000 to 2.999

3.000 to 3.499

3.500 to 3.999

4.000 to 4.999

5.000 to 5.999

MODEL

R = - 40 °C to + 85 °C

Blank = Standard

Resistance Welded Holder Type Crystal Unit

OTR

MAX ESR (Ω)

SYMBOL

ΔF/F

650

500

250

150

100

OPR

STG

For technical questions contact: frequency@vishay.com

LOAD STABILITY

Blank = Series

- 16 = 16 pF

- 20 = 20 pF

- 30 = 30 pF

- 32 = 32 pF

Customer Specified

at 25 °C, per year

LOAD

CONDITION

-20

ref to 25 °C

Fundamental

at 25 °C

100 V

MODE

Blank = Standard

PACKAGE CODE

FREQUENCY RANGE (MHz)

SP = Spacer

SL = Sleeve

OPTIONS

FEATURES

• Low cost

• Industry standard

• Excellent aging

• Wide frequency range

• “AT” cut crystal

• 100 % Lead (Pb)-free and RoHS compliant

UNIT

MHz

ppm

MΩ

µW

°C

80.000 to 125.000

13.000 to 32.000

24.000 to 29.999

30.000 to 79.999

8.000 to 12.999

6.000 to 7.999

1.8432

FREQUENCY/MHz

± 10

- 5.0

MIN

- 20

- 40

500

OPTIONS

MAX ESR (Ω)

TYPICAL

± 30

100

JEDEC LEAD (Pb)-FREE

Document Number: 35015

FREQUENCY

STANDARD

Revision: 18-Oct-07

Fundamental

Series

MODE

Overtone

MAX

+ 5.0

± 50

+ 70

+ 85

125

500

RoHS

COMPLIANT

Related parts for XT49U-20-4M

XT49U-20-4M Summary of contents

Page 1

... XT49U Vishay Dale Resistance Welded Holder Type Crystal Unit The XT49U series is an industry standard AT cut crystal housed in a HC-49U package our standard resistance weld type quartz crystal . STANDARD ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL Frequency Range F ΔF/F Frequency Tolerance Temperature Stability TC Operating Temperature Range ...

Page 2

... Resistance Welded Holder Type Crystal Unit GLOBAL PART NUMBERING MODEL NUMBER XT9U = XT49U XT9S = XT49S XT9SL = XT49SL XT9M = XT49M XT9ML = XT49ML XTU1 = XTUM1 Example: XT49S-20 40M MODEL NUMBER XT26T = XT26T XT38T = XT38T Example: XT26T 32.768K MODEL NUMBER XT57 = XT57C XT46 = XT46C ...

Page 3

... Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’ ...

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