E2801/E2801LF GR-253-Core SMC (SONET minimum clock) and
ITU G.813 Option 2 Minature Surface Mount TCXO
ISSUE 2 ; 13 JUNE 2005
Nominal Frequency, Fo
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20.0MHz
Supply Voltage
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3.3V 鹵5%
Input Current
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< 6mA
Output
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Type : HCMOS
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Load : 15pF max
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Vol : < 0.1 Vs
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Voh : > 0.9 Vs
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Duty Cycle @ 50%: 45% to 55%
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Rise Time, 10% to 90%: <8ns
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Fall Time,
90% to 10%:<8ns
Holdover Stability
< 鹵4.6ppm
Incl.
s
Temperature, -40 to 85擄C:
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Supply Voltage, 3.3V 鹵 5%
s
Ageing 24 hours: < 鹵0.5ppm, equivalent
to <鹵5.8x10
-12
/sec
Free-Run Accuracy
< 鹵20.0ppm ref.Fo
Incl.
s
Calibration @ 25擄C,
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Temperature -40 to 85擄C
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Supply Voltage 3.3V 鹵5%,
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Load 15pF 鹵10%
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Reflow Soldering and Ageing 20 years
Phase Noise
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10Hz
< -85dBc/Hz
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100Hz
<-110dBc/Hz
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1kHz
<-125dBc/Hz
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>10kHz <-135dBc/Hz
Tri-state
Pad 8 open circuit or >0.6Vs : Output Enabled
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Pad 8 < 0.2Vs : Output in tri-state mode
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When in tri-state, the output stage is disabled but the
oscillator
and compensation circuit are still active,
(Current consumption < 1mA)
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Marking (laser)
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Manufacturers ID (CMAC)
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Manufacturers identifier (xx)
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Pad 1 / Static Sensitivity Identifier (鈭?
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Abbreviated Part Number (2801)
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Oscillator鈥檚 Date of Manufacture (YW)
Note: Production parts will be
marked in this format.
Sample marking may vary.
CMAC xx
鈭?801
YW
s
Environmental Specification
Storage Temperature Range: -55 to 125擄C
Vibration: IEC 60068-2-6 Test Fc Procedure B4, 10-60Hz
1.5mm displacement, at 98.1 m/s2, 30 minutes in each
of three mutually perpendicular axes at 1 octave per
minute.
Shock: IEC 60068-2-27 Test Ea, 980m/s2 acceleration for
6ms duration, 3 shocks in each direction along three
mutually perpendicular axes.
Solderability: MIL-STD-202, Method 208, Catergory 3.
Resistance to Soldering heat: 260擄C / 10 seconds exposure
RoHS/Soldering: Parts with the suffix 鈥楲F鈥?on the part
number are fully compliant with the European Union
directive 2002/95/EC on the restriction of the use of certain
hazardous substances in electrical and electronic
equipment.
Note: The RoHS compiant parts are suitable for
assembly using both Lead-free solders (see Lead-free
Reflow soldering profile) and Tin/Lead solders (see Tin/Lead
Reflow soldering profile).
ZALINK
APPROVED PRODUCTS
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SEMTECH
APPROVED PRODUCTS
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SEMTECH
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