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參數資料
| 型號： | EMCL22F2J-77.760MTR |
| 廠商： | ECLIPTEK CORP |
| 元件分類： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 77.76 MHz, LVPECL OUTPUT |
| 封裝： | ROHS COMPLIANT, PLASTIC, SMD, 6 PIN |
| 文件頁數： | 1/6頁 |
| 文件大小： | 236K |
| 代理商： | EMCL22F2J-77.760MTR |
Pb
RoHS
EMCL22F2J-77.760M TR
EMCL22 F 2 J -77.760M TR
Series
RoHS Compliant (Pb-free) 2.5V 6 Pad 3.2mm x 5mm
Plastic SMD LVPECL MEMS Oscillator
Frequency Tolerance/Stability
±20ppm Maximum over 0°C to +70°C
Duty Cycle
50 ±5(%)
Packaging Options
Tape & Reel
Nominal Frequency
77.760MHz
Logic Control / Additional Output
Standby (ST) and Complementary Output
ELECTRICAL SPECIFICATIONS
Nominal Frequency
77.760MHz
Frequency Tolerance/Stability
±20ppm Maximum over 0°C to +70°C (Inclusive of all conditions: Calibration Tolerance at 25°C, Frequency
Stability over the Operating Temperature Range, Supply Voltage Change, Output Load Change, 1st Year
Aging at 25°C, Reflow, Shock, and Vibration)
Aging at 25°C
±1ppm First Year Maximum
Supply Voltage
+2.5Vdc ±0.125Vdc
Input Current
75mA Maximum (Excluding Load Termination Current)
Output Voltage Logic High (Voh)
1.55Vdc Typical, Vcc-1.025Vdc Minimum
Output Voltage Logic Low (Vol)
0.80Vdc Typical, Vcc-1.62Vdc Maximum
Rise/Fall Time
150pSec Typical, 300pSec Maximum (Measured over 20% to 80% of waveform)
Duty Cycle
50 ±5(%) (Measured at 50% of waveform)
Load Drive Capability
50 Ohms into Vcc-2.0Vdc
Output Logic Type
LVPECL
Logic Control / Additional Output
Standby (ST) and Complementary Output
Output Control Input Voltage
Vih of 70% of Vcc Minimum or No Connect to Enable Output and Complementary Output, Vil of 30% of Vcc
Maximum to Disable Output and Complementary Output (High Impedance)
Standby Current
30A Maximum (ST) Without Load
Period Jitter (Deterministic)
0.2pSec Typical
Period Jitter (Random)
2.0pSec Typical
Period Jitter (RMS)
1.5pSec Typical, 3.0pSec Maximum
Period Jitter (pk-pk)
20pSec Typical, 25pSec Maximum
RMS Phase Jitter (Fj = 637kHz to
10MHz; Random)
1.7pSec Typical
RMS Phase Jitter (Fj = 1MHz to
20MHz; Random)
1.4pSec Typical
RMS Phase Jitter (Fj = 1.875MHz to
20MHz; Random)
1.1pSec Typical
Start Up Time
10mSec Maximum
Storage Temperature Range
-55°C to +125°C
ENVIRONMENTAL & MECHANICAL SPECIFICATIONS
ESD Susceptibility
MIL-STD-883, Method 3015, Class 2, HBM 2000V
Flammability
UL94-V0
Mechanical Shock
MIL-STD-883, Method 2002, Condition G, 30,000G
Moisture Resistance
MIL-STD-883, Method 1004
Moisture Sensitivity Level
J-STD-020, MSL 1
Resistance to Soldering Heat
MIL-STD-202, Method 210, Condition K
Resistance to Solvents
MIL-STD-202, Method 215
Solderability
MIL-STD-883, Method 2003 (Pads on bottom of package only)
Temperature Cycling
MIL-STD-883, Method 1010, Condition B
Thermal Shock
MIL-STD-883, Method 1011, Condition B
Vibration
MIL-STD-883, Method 2007, Condition A, 20G
www.ecliptek.com | Specification Subject to Change Without Notice | Rev A 3/12/2011 | Page 1 of 6
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