EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE

Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001

info@euroquartz.co.uk

www.euroquartz.co.uk

DESCRIPTION

CX2HSM crystals consist of a high quality tuning fork resonator in a

rugged, hermetically sealed ceramic package. CX2HSM crystals are

intended for use in Series (two cascaded inverters) oscillator circuits.

OUTLINE & DIMENSIONS

Specifications stated are typical at 25°C unless otherwise indicated.

Specifications may change without notice.

Frequency Range:

16.0kHz to 600.0kHz

Standard Calibration Tolerance*:

see table

Figure 1

Max = 16~169.9kHz, 2x typical

170~600kHz, 2.5x typical

Figure 2

Quality Factor (Q):

Figure 3

Min. is 0.25x typical

2.0pF max.

Drive Level

16~24.9kHz:

1.5µW max.

25~600.0kHz:

3.0µW max.

Figure 4

Temperature Coefficient (k):

Ageing, first year:

5ppm max.

Shock, survival***:

1,500g, 0.3ms, ½ sine

Vibration, survival***:

10g rms, 20~2000Hz

Operating Temperature Range

Commercial:

-10° to +70°C

Industrial:

-40° to +85°C

Military:

-55 to +125°C

Storage Temperature Range:

-55° to +125°C

Maximum Process Temperature:

+260°C for 20 seconds

SPECIFICATION

±30ppm

±50ppm

±100ppm

±200ppm

(0.003%)

(0.005%)

(0.01%)

(0.02%)

±100ppm

±100ppm

±200ppm

±500ppm

(0.01%)

(0.01%)

(0.02%)

(0.05%)

±1000ppm

±1000ppm

±2000ppm

±5000ppm

(0.1%)

(0.1%)

(0.2%)

(0.5%)

16~74.9

75~169.9

170~249.9

STANDARD CALIBRATION TOLERANCE

FEATURES

Frequency Range 16kHz to 600kHz

High shock resistance

Low ageing

Designed for low power applications

Full MIL testing available

PACKAGING OPTIONS

CX2HSM crystals are available either tray packed (<250pcs) or tape

and reel (>250 pieces).

16mm tape, 178mm or 330mm reels (EIA 418).

CX2HSM CRYSTAL

*

Tighter frequency calibration is available.

**

Other turning point is available

*** Higher shock and vibration survival is available

HOW TO ORDER CX2HSM CRYSTALS

CX2H - S

-

C

-

SM1

-

32.768K

30

/

I

'S' if special,

custom design.

Otherwise leave

blank

Blank = glass lid

C = ceramic lid

Terminations

SM1 = Gold plated *

SM2 = Solder plated

SM3 = Solder dipped

SM4 = Solder plated *

SM5 = Solder dipped *

* = Lead free

Frequency

K = kHz

Calibration

Tolerance

@25°C

(in ppm)

Temp. Range

C = -10° ~ +70°C

I = -40° ~ +85°C

M = -55° ~ +125°C

S = Customer specified

Miniature SMD Crystal for Series Oscillators

16kHz to 600kHz

250~600

Frequency Range (kHz)

A

6.60

6.99

B

2.39

2.74

C

see below

D

0.89

1.14

E

1.50

1.75

F

1.27

1.52

G

2.67

2.92

H

3.94

4.19

I

5.33

5.59

Typ.

Max.

Dim.

SM1

1.65

1.91

SM2

1.70

1.96

SM3

1.78

2.03

SM4

1.70

1.96

SM5

1.78

2.03

Glass

Lid

Ceramic

Lid

Dim. C