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HC/49US (AT49) 3RD LEAD CASE-GROUNDED SMD

LOW PROFILE CRYSTAL

ABLSG

Moisture Sensitivity Level (MSL) – This product is Hermetically Sealed and

not Moisture Sensitive - MSL = N/A: Not Applicable

FEATURES:

• 3rd Lead is Grounded, Ideal for

EMI Sensitive Applications

• Low height reduced to 4.2mm

• Tight stability & extended temperature available

RoHS

Compliant

11.4 x 4.7 x 4.2mm

| | | | | | | | | | | | | | |

APPLICATIONS:

• EMI sensitive applications

• Computers, Modems, Microprocessors

• Medical Electronics

• Wireless Applications

STANDARD SPECIFICATIONS:

PARAMETERS

ABRACON P/N

Frequency

Operation Mode

ABLSG Series

3.579545 MHz to 75 MHz

AT cut (Fundamental or 3rd OT) or BT cut

3.579545MHz - 24.0MHz (Fundamental: Standard)

24.01 - 75.00MHz (3rd- Overtone: Standard)

24.01MHz - 50.00MHz

(Fund. AT or BT: Please specify. See options)

TABLE 1: ESR

ESR (

Ω

)

FREQUENCY (MHz)

3.579 - 4.999 (Fund.)

180

5.000 - 5.999 (Fund.)

120

6.000 - 7.999 (Fund.)

100

8.000 - 8.999 (Fund.)

9.000 - 9.999 (Fund.)

10.000 - 15.999 (Fund.)

16.000 - 50.000 (Fund.)

24.01 - 31.999 (3rd O/T

)

100

32.000 - 70.00 (3rd O/T)

Operating Temperature

Storage Temperature

Frequency Tolerance

Frequency Stability over the

Operating Temp. (Ref to +25°C)

Equivalent Series Resistance

Shunt Capacitance C

Load Capacitance C

Drive Level

Aging at 25°C Per Year

Insulation Resistance

Spurious Responses:

0°C to + 70°C (see options)

- 55°C to + 125°C

± 50 ppm max. (see options)

See Table 1

7pF max.

18pF (see options)

1 mW max., 100µW typical

± 5ppm max.

500 M

Ω

min at 100Vdc ± 15V

-3dB max.

Drive level dependency (DLD)

From 1µW to 500µW

(minimum 7 points tested)

OPTIONS & PART IDENTIFICATION:

(Left blank if standard)

ABLSG -

Frequency in MHz

e.g. 3.579545MHz

14.31818MHz

26.000MHz

Load Capacitance

Please specify CL in pF or

S for Series (8 to 33pF)

Please contact ABRACON for other

values

MHz -

-R

Blank: Bulk

T: Tape & Reel

Packaging

F: Fund.AT for >24MHz

FB: Fund.BT for >24MHz

Mode

* 10 to +60C only.

** Option A, E,B, and 0 to +70C only.

*** Frequency stability ±50ppm,±100ppm,

±150ppm only.

Contact ABRACON for tighter frequency or

stability requirement.

**** For Fundamental BT, frequency stability

±100ppm max. at 10° C to +60° C only.

Specify a value in

Ω

ESR

Operating Temp.

A: -10°C ~ +60°C

B: -20°C ~ +70°C

C: -30°C ~ +70°C

N: -30°C ~ +85°C

D: -40°C ~ +85°C

J(***): -40°C to +105°C

K(***): -40°C to +125°C

L(***): -55°C to +125°C

Freq. Tolerance

H5: ± 5 ppm

1: ± 10 ppm

7: ± 15 ppm

2: ± 20 ppm

3: ± 25 ppm

4: ± 30 ppm

Freq. Stability

U: ± 10 ppm (*)

G: ± 15 ppm (**)

X: ± 20 ppm

W: ± 25 ppm

Y: ± 30 ppm

H: ± 35 ppm

Q: ± 100 ppm (****)

R: ± 150 ppm

ABRACON IS

ISO9001:2008

CERTIFIED

Revised: 08.20.10

30332 Esperanza, Rancho Santa Margarita, California 92688

tel 949-546-8000

fax 949-546-8001

| www.abracon.com

Visit www.abracon.com for Terms & Conditions of Sale

HC/49US (AT49) 3RD LEAD CASE-GROUNDED SMD

LOW PROFILE CRYSTAL

ABLSG

OUTLINE DRAWING:

Pin Configuration

Input/

Output

GND

Input/

Output

RoHS

Compliant

11.4 x 4.7 x 4.2mm

| | | | | | | | | | | | | | |

Dimensions: Inches (mm)

TAPE & REEL:

REFLOW PROFILE:

Dimensions: mm

ATTENTION:

Abracon Corporation’s products are COTS – Commercial-Off-The-Shelf products; suitable for Commercial, Industrial and, where designated, Automo-

tive Applications. Abracon’s products are not specifically designed for Military, Aviation, Aerospace, Life-dependant Medical applications or any application requir-

ing high reliability where component failure could result in loss of life and/or property. For applications requiring high reliability and/or presenting an extreme

operating environment, written consent and authorization from Abracon Corporation is required. Please contact Abracon Corporation for more information.