ECCM5A4FAS-20.945M datasheet, PDF

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ECCM5A4FAS-20.945M: DescriptionQUARTZ CRYSTAL RESONATOR, 20.945 MHz, ROHS COMPLIANT, MINIATURE, CERAMIC, SMD, 4 PIN; CategoryPassive components Crystal/resonator; File Size131KB，2 Pages; ManufacturerECLIPTEK; Websitehttp://www.ecliptek.com; Environmental Compliance

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ECCM5A4FAS-20.945M Overview

QUARTZ CRYSTAL RESONATOR, 20.945 MHz, ROHS COMPLIANT, MINIATURE, CERAMIC, SMD, 4 PIN

ECCM5A4FAS-20.945M Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
package instruction	ROHS COMPLIANT, MINIATURE, CERAMIC, SMD, 4 PIN
Reach Compliance Code	compliant
Other features	AT-CUT CRYSTAL; BULK
Ageing	3 PPM/YEAR
Crystal/Resonator Type	SERIES - FUNDAMENTAL
Drive level	100 µW
frequency stability	0.005%
frequency tolerance	15 ppm
JESD-609 code	e4
Manufacturer's serial number	ECCM5A
Installation features	SURFACE MOUNT
Nominal operating frequency	20.945 MHz
Maximum operating temperature	60 °C
Minimum operating temperature	-10 °C
physical size	L6.0XB3.5XH1.0 (mm)/L0.236XB0.138XH0.039 (inch)
Series resistance	50 Ω
surface mount	YES
Terminal surface	Nickel/Gold (Ni/Au)
Base Number Matches	1

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ECCM5A

Series

• RoHS Compliant (Pb-Free)

• Miniature four pad ceramic

SMD package

• AT cut

• Tight tolerance/stability

• Frequencies to 35.328MHz available

• Tape and reel available

NOTES

Operating Temperature Range

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ECCM5A

1.0

6.0

3.5

CRYSTAL

TABLE 1: PART NUMBERING CODES

X Denotes Availability

Frequency Stability

±20ppm

±30ppm

±50ppm

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Code

-10°C to +60°C

-20°C to +60°C

0°C to +70°C

-10°C to +70°C

-20°C to +70°C

-40°C to +85°C

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ELECTRICAL SPECIFICATIONS

Frequency Range

10MHz, 10.245MHz, 11.0592MHz, 11.2896MHz, 12MHz, 12.288MHz, 13MHz, 14.318MHz,

14.31818MHz, 14.4756MHz, 16MHz, 16.384MHz, 18.432MHz, 18.82744MHz, 19.216MHz,

19.6608MHz, 20MHz, 20.945MHz, 24MHz, 24.576MHz, 25MHz, 25.92MHz, 26MHz, 26.460937MHz,

27MHz, 27.1727MHz, 28MHz, 28.24MHz, 28.636MHz, 30MHz, 30.3061MHz, 30.667MHz, 31.3344MHz,

31.556MHz, 31.608MHz, 31.68MHz, 32MHz, 33MHz, 33.333MHz, 33.8688MHz, or 35.328MHz

Frequency Tolerance

Frequency Stability

Operating Temperature Range

Aging (at 25°C)

Storage Temperature Range

Shunt Capacitance

Insulation Resistance

Drive Level

Load Capacitance (C

)

Spurious Response

±15ppm, ±30ppm, or ±50ppm

Per Table 1

±3ppm / year Maximum

-40°C to 85°C

5pF Maximum

500 Megaohms Minimum at 100V

100 µWatts Maximum

18pF Parallel Resonant (Standard)

10pF Parallel Resonant to 50pF Parallel Resonant, or Series Resonant

-3dB Minimum; F

to F

+5000ppm

EQUIVALENT SERIES RESISTANCE (ESR), MODE OF OPERATION (MODE), AND CUT

Frequency Range

10.000MHz to 19.999999MHz

20.000MHz to 34.999999MHz

35.000MHz to 35.328MHz

MANUFACTURER

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