H250A-14.31818-S-FUND-EXT-TR [RALTRON]

Series - Fundamental Quartz Crystal, 14.31818MHz Nom,;


型号：	H250A-14.31818-S-FUND-EXT-TR
厂家：	Raltron Electronics Corporation
描述：	Series - Fundamental Quartz Crystal, 14.31818MHz Nom,
文件：	总1页 (文件大小：79K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

SURFACE MOUNT MICROPROCESSOR CRYSTAL

SERIES H250A

FEATURES

LOW PACKAGE HEIGHT OF 2.5 mm

WIDE FREQUENCY RANGE

LOW COST

SPECIFICATIONS

SERIES

H250A

FREQUENCY RANGE

3.579545 MHz TO 60.000 MHz

FREQUENCY TOLERANCE AT 25° C

FREQUENCY STABILITY OVER TEMPERATURE

±100 PPM MAXIMUM (±50 PPM AVAILABLE)

-10° C TO +70° C STANDARD

-40° C TO +85° C EXTENDED

OPERATING TEMPERATURE RANGE

STORAGE TEMPERATURE RANGE

AGING

-40° C TO +85° C

±5 PPM PER YEAR MAXIMUM

12 pF TO 32 pF OR SERIES

7 pF MAXIMUM

LOAD CAPACITANCE

SHUNT CAPACITANCE

EQUIVALENT SERIES RESISTANCE (ESR)

DRIVE LEVEL

SEE TABLE 1

0.3 mW MAXIMUM

±5 PPM MAXIMUM 75 cm DROP TEST IN 3 AXES ONTO

A HARD SURFACE

SHOCK RESISTANCE

FREQUENCY 10 TO 55 Hz TOTAL AMPLITUDE 1.5 mm

FOR 2 h IN 3 AXES

VIBRATION RESISTANCE

REFLOW CONDITIONS

TABLE 1

240° C FOR 5 s MAXIMUM

SOLDER REFLOW PROFILE

FREQUENCY

(MHz)

MAX ESR

(OHM)

FREQUENCY

(MHz)

MAX ESR

(OHM)

REFLOW

240 °C

3.579545

3.6864

4.00

300

200

120

100

14.31818

16.00

100

PREHEATING

150 °C

16.9344

19.6608

20.00

COOLING

6.00

8.00

25 °C

100 s TYPICAL

TIME (SECONDS)

5 s

12.00

24.00

OUTLINE DRAWING

Scale none Dimension in

inch

CARRIER TAPE DIMENSIONS

4.8 ± 0.3

.189 ± .012

MARKING

AREA

1.5 ± 0.1DIA

.059 ± .004 DIA

2.0 ± 0.1

4.0 ± 0.1

.157 ± .004

.079 ± .004

5.5 ± 0.3

.216 ± .012

11.5 ± 0.3

.453 ± .012

11.8 ± 0.3

2.8 ± 0.1

.465 ± .012

.110 ± .004

SOLDER PATTERN

12 ± 0.1

.472 ± .004

3.0

.118

2.7

.106

2.7

.106

PACKAGING

330mm REEL DIAMETER

24mm TAPE WIDTH

12mm PITCH

5.0

.197

2.0

.079

0.8

.031

QUANTITY: 1000 PIECES PER REEL

7.0

.276

PART NUMBERING SYSTEM

EXTENDED

TEMPERATURE

HOLDER TYPE

FREQUENCY

LOAD CAPACITANCE

MODE

TAPE AND REEL

12 TO 32 pF FOR PARALLEL

S FOR SERIES

FUND

3OT

FUNDAMENTAL

THIRD OVERTONE

H250A

IN MHz

EXT

EXAMPLE: H250A-10.000-20-EXT-TR

Raltron Electronics Corporation 10651 NW 19th St. Miami, Florida 33172 U.S.A.

Tel: 305-593-6033 Fax: 305-594-3973 e-mail: sales@raltron.com Internet: http://www.raltron.com