Datasheet > NKS7-187-20

NKS7-187-20

更新时间： 2024-11-14 00:29:47

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描述
Miniature Quartz Crystals

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NKS7-187-20 数据手册

SaRonix

Miniature Quartz Crystals

Ceramic SMD

NKS7Series

Technical Data

Frequency Range:

8 MHz to 30 MHz ꢀFundamentalꢁ

30 MHz to 83 MHz ꢀ3rd Overtoneꢁ

Temperature Range:

Operating:

Storage:

-20 to +70°C, -40 to +85°C available, contact SaRonix

-40 to +85°C

Temperature

StabilityTolerance:

50ppm over -20 to +70°C ꢀfor tighter tolerances contact Saronixꢁ

Characteristics @ 25°C 2°C:

Frequency Calibration

Tolerance:

Load Capacitance:

EffectiveSeriesResistance:

50ppmꢀfortightertolerancescontactSaronixꢁ

8 to 32pF, or Series Resonant

60Ω max, 8 to 16 MHz

30Ωmax, 16+ to 30MHz

80Ωmax, 30+ to 40MHz

70Ωmax, 40+ to 83MHz

100µW correlation, 500µW max

7pF max

ACTUAL SIZE

Description

Drive Level:

Shunt Capacitance:

The NKS7 Series incorporates a sub-

miniature AT-cut strip crystal resonator

housed in a standard 5x7 mm ceramic

package. These compact crystals are ideal

for surface mount, densely-populated

PCB applications.

Mechanical:

Shock:

Solderability:

Vibration:

5ppmmaxafter3dropsfrom75cmontoahardꢂoodenboard

MIL-STD-883,Method2003

5ppmmaxsinevibration10-55Hz, sꢂeepperiod1-2minutes,

amplitude1.5mm,3mutuallyperpendicularplaneseach1hour.

MIL-STD-202,Method215

Solvent Resistance:

Resistanceto SolderingHeat:

MIL-STD202, Method210, ConditionIorJ

Applications & Features

Environmental:

• Rugged AT-cut crystal construction

• Extremely small SMD package

• Ideally suited for disc drives, PCMCIA,

PC's and hand-held products

Gross Leak Test:

Fine Leak Test:

Thermal Shock:

MIL-STD-883, Method 1014, Condition C

MIL-STD-883, Method 1014, Condition A2

MIL-STD-883, Method 1011, Condition A

MIL-STD-883, Method 1004

Moisture Resistance:

• Available on tape & reel

PartNumberingGuide

NKS

7 - 120 - 20

SaRonix Series Designator

Package Type

Load Capacitance

(Blank = series resonant)

Frequency Code

7 ( 7 x 5 x 1.3 mm )

DS-115 REV E November 1998 1.13

SaRonix 141JeffersonDrive • MenloPark, CA94025 • USA • 650-470-7700 • 800-227-8974 • Fax650-462-9894

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NKS7-187-20(T)	DIODES	获取价格	Parallel - Fundamental Quartz Crystal, 18.75MHz Nom, SMD, 4 PIN
NKS7-188	PERICOM	获取价格	Series - Fundamental Quartz Crystal, 18.8696MHz Nom,
NKS7-188-(T)	PERICOM	获取价格	Series - Fundamental Quartz Crystal, 18.8696MHz Nom,
NKS7-188-20	ETC	获取价格	Miniature Quartz Crystals
NKS7-188-20(T)	PERICOM	获取价格	Parallel - Fundamental Quartz Crystal, 18.8696MHz Nom,
NKS7-191	PERICOM	获取价格	Series - Fundamental Quartz Crystal, 19.136MHz Nom
NKS7-191-20	ETC	获取价格	Miniature Quartz Crystals
NKS7-191-20(T)	DIODES	获取价格	Parallel - Fundamental Quartz Crystal, 19.136MHz Nom, SMD, 4 PIN
NKS7-192-20	ETC	获取价格	Miniature Quartz Crystals
NKS7-192-20(T)	DIODES	获取价格	Parallel - Fundamental Quartz Crystal, 19.2MHz Nom, SMD, 4 PIN