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參數資料
| 型號： | EMVA12AA1-20.480MTR |
| 廠商： | ECLIPTEK CORP |
| 元件分類： | XO, clock |
| 英文描述： | VCXO, CLOCK, 20.48 MHz, LVCMOS OUTPUT |
| 封裝： | ROHS COMPLIANT, SMD, 4 PIN |
| 文件頁數： | 1/6頁 |
| 文件大小： | 197K |
| 代理商： | EMVA12AA1-20.480MTR |
Pb
RoHS
EMVA12AA1-20.480M TR
EMVA12 A A 1 -20.480M TR
Series
RoHS Compliant (Pb-free) 4 Pad 5mm x 7mm SMD
2.5Vdc LVCMOS Voltage Controlled MEMS Oscillator
Frequency Tolerance/Stability
±50ppm Maximum
Operating Temperature Range
-20°C to +70°C
Packaging Options
Tape & Reel
Nominal Frequency
20.480MHz
Absolute Pull Range
±30ppm Minimum
ELECTRICAL SPECIFICATIONS
Nominal Frequency
Frequency Tolerance/Stability
20.480MHz
±50ppm Maximum (Inclusive of all conditions: Calibration Tolerance at 25°C, Frequency Stability over the
Operating Temperature Range, Supply Voltage Change, Output Load Change, First Year Aging at 25°C,
260°C Reflow, Shock, and Vibration)
±1ppm Maximum First Year
-20°C to +70°C
2.5Vdc ±5%
13mA Maximum
90% of Vdd Minimum (IOH = -4mA)
10% of Vdd Maximum (IOL = +4mA)
2nSec Maximum (Measured from 20% to 80% of waveform)
50 ±5(%) (Measured at 50% of waveform)
15pF Maximum
CMOS
±30ppm Minimum (Inclusive of all conditions: Calibration Tolerance at 25°C, Frequency Stability over the
Operating Temperature Range, Supply Voltage Change, Output Load Change, Shock, Vibration, and First
Year Aging at 25°C over the Control Voltage (Vc).)
0.05Vdc to 1.7Vdc (Test Condition for APR)
0.0Vdc to 1.8Vdc
1% Maximum
Positive Transfer Characteristic
8kHz Typical, 5kHz Minimum (Measured at -3dB, Vc = 0.875Vdc)
250kOhms Minimum
10μA Maximum
-100dBc/Hz at offset of 10kHz, -115dBc/Hz at offset of 100kHz, -145dBc/Hz at offset of 1MHz, and -
154dBc/Hz at offset of 10MHz
3pSec Typical, 6pSec Maximum
20pSec Typical, 40pSec Maximum
0.8pSec Typical
Aging at 25°C
Operating Temperature Range
Supply Voltage
Input Current
Output Voltage Logic High (Voh)
Output Voltage Logic Low (Vol)
Rise/Fall Time
Duty Cycle
Load Drive Capability
Output Logic Type
Absolute Pull Range
Control Voltage
Control Voltage Range
Linearity
Transfer Function
Modulation Bandwidth
Input Impedance
Input Leakage Current
Typical Phase Noise at Offsets
Period Jitter (RMS)
Period Jitter (pk-pk)
RMS Phase Jitter (Fj = 1.875MHz to
20MHz; Random)
RMS Phase Jitter (Fj = 900kHz to
7.5MHz; Random)
Start Up Time
Storage Temperature Range
0.6pSec Typical
10mSec Maximum
-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 (Four I/O Pads on bottom of package only)
www.ecliptek.com | Specification Subject to Change Without Notice | Rev A 3/12/2011 | Page 1 of 6
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