CX-1-SM
(8MHz to 250MHz)
ISSUE 7; 1 NovEMbEr 2008 – roHS 2002/95/EC
Description
outline (mm)
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QUARTZ
CRYSTALS
Statek’s CX-1-SM crystals are high quality chemically etched
resonators manufactured with a photo lithographic process
Hermetically sealed ceramic package with a glass or ceramic
lid
8.0
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Terminations
SM1 - gold plated (lead free)
– roHS 2002/95/EC
SM3 - nickel solder dipped
SM4 - solder plated (lead free)
– roHS 2002/95/EC
SM5 - solder dipped (lead free)
– roHS 2002/95/EC
Vapor phase, infrared or silver epoxy
2.66
*
3.56
Holder Style
*Package height:-
Glass lid Ceramic lid
SM1 1.65
1.78
SM2 1.70
1.83
SM3 1.78
1.90
SM4 1.70
1.83
SM5 1.78
1.90
Solder pad layout
1.52
SM2 - nickel solder plated
1.14
1.14
1.78
1.78
6.86
Methods of Attachment
General Specifications
Load Capacitance (CL): 20pF < 50MHz, 10pF >50MHz
Other values available upon request
Static Capacitance (C0): 2.0pF to 3.5pF
Drive Level: 500µW max for F<50MHz
200µW max for F>50MHz
∆
f/f
0
(ppm)
Frequency Temperature Curve
+25
Ageing: ±5ppm maximum first year
Tray pack or tape and reel
±100ppm, ±1000ppm, ±10000ppm
*Tighter tolerances available on request
–10 to 70°C
–40 to 85°C
–55 to 125°C
–55 to 125°C
Shock: 30000g, 0.3ms
1
/
2
sine
Vibration: 20g rms, 10 to 2000Hz random
Frequency
Frequency + Model + Terminations + Frequency Tolerance @
25°C + Operating Temperature Range + Circuit Condition
=C
= I
=M
Packaging
Standard Frequency Tolerances*
0
operating Temperature ranges
–25
–50
–20
+25
Temperature (°C)
+70
4.06
+100
Storage Temperature range
Environmental Specification
Marking Includes
Minimum order Information required
IQD Frequency Products Ltd, Station Road, Crewkerne, Somerset TA18 8AR, United Kingdom
Tel: +44 (1460) 270200; Fax: +44 (1460) 72578;
Email: info@iqdfrequencyproducts.com Web: www.iqdfrequencyproducts.com
Electrical Specifications – maximum limiting values
Frequency Range
Frequency Tolerance
@25°C ±2°C
±100ppm
±1000ppm
±10000ppm
Operating Temperature
Range
–10 to 70°C
–40 to 85°C
–55 to 125°C
–10 to 70°C
–40 to 85°C
–55 to 125°C
Ordering Example
Frequency
Model No.
Blank = Fundamental; OT = 3rd Overtone
Blank = Glass lid; C = Ceramic Lid
Termination
Frequency Tolerance
Frequency Stability
Operating Temperature Range: –10 to 70°C = C; –40 to 85°C = I; –55 to 125°C = M
Load Capacitance (Circuit Condition) - if non-standard
Please note: other frequency tolerances may be available upon request
Tape (mm)
reel (mm)
40°
Ø13±0.5
2.0 min
Ø1.5±0.1 Ø1.5 min
0.35±0.02
Frequency Stability Available Over
Operating Temperature Range
Minimum
Maximum
±100ppm
±10ppm
±20ppm
±30ppm
±10ppm
±20ppm
±30ppm
Vibration
Mode
Fundamental
AT cut
Model Number
8.0 to 250.0MHz
CX-1-SM
QUARTZ
CRYSTALS
48.0 to 160.0MHz
3rd Overtone
50.0MHz CX-1 OT C SM1 100 100 C 9pF
20.2±1.0
1.75
4.0±0.1
Ø80±2.0
2±0.5
8.4
2.44±0.1
8.0
Pads placed in
tape underside
4.0
120°
16.4
IQD Frequency Products Ltd, Station Road, Crewkerne, Somerset TA18 8AR, United Kingdom
Tel: +44 (1460) 270200; Fax: +44 (1460) 72578;
Email: info@iqdfrequencyproducts.com Web: www.iqdfrequencyproducts.com
Ø180±0.5
16.0
7.5
Medical Electronics
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