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參數(shù)資料
| 型號： | E2801LF |
| 廠商： | Semtech Corporation |
| 英文描述： | GR-253-Core SMC (SONET minimum clock) and ITU G.813 Option 2 Minature Surface Mount TCXO |
| 中文描述： | 的GR - 253核心校董會（SONET的最低時鐘）和ITU G.813選項2微型的表面貼裝的TCXO |
| 文件頁數(shù)： | 1/2頁 |
| 文件大?。?/td> | 28K |
| 代理商： | E2801LF |
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E2801/E2801LF GR-253-Core SMC (SONET minimum clock) and
ITU G.813 Option 2 Minature Surface Mount TCXO
ISSUE 2 ; 13 J UNE 2005
Nominal Frequency, Fo
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20.0MHz
Supply Voltage
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3.3V ±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
< ±4.6ppm
Incl.
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Temperature, -40 to 85°C:
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Supply Voltage, 3.3V ± 5%
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Ageing 24 hours: < ±0.5ppm, equivalent
to <±5.8x10
-12
/sec
Free-Run Accuracy
< ±20.0ppm ref.Fo
Incl.
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Calibration @ 25°C,
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Temperature -40 to 85°C
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Supply Voltage 3.3V ±5%,
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Load 15pF ±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
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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)
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 (
)
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Abbreviated Part Number (2801)
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Oscillator’s Date of Manufacture (YW)
Note: Production parts will be
marked in this format.
Sample marking may vary.
Environmental Specification
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Storage Temperature Range: -55 to 125°C
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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.
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Shock: IEC 60068-2-27 Test Ea, 980m/s2acceleration for
6ms duration, 3 shocks in each direction along three
mutually perpendicular axes.
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Solderability: MIL-STD-202, Method 208, Catergory 3.
Resistance to Soldering heat: 260°C / 10 seconds exposure
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RoHS/Soldering: Parts with the suffix ‘LF’ 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).
CMAC xx
2801 YW
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