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參數(shù)資料
| 型號： | VFT561E2BNFREQ |
| 廠商： | VALPEY FISHER CORP |
| 元件分類： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 19 MHz - 300 MHz, LVPECL OUTPUT |
| 文件頁數(shù)： | 2/2頁 |
| 文件大?。?/td> | 266K |
| 代理商： | VFT561E2BNFREQ |
Valpey Fisher Corporation
75 South Street, Hopkinton, MA 01748
Tel. 1-800-XTALREP, 508-435-6831
FAX 508 4355289
2
VFT561E Series Surface Mount PECL/LVPECL Clock
Specifications
Parameter
Absolute Maximum Ratings
Input Break
Down Voltage
Storage temp.
Electrical
Frequency
range
Input Voltage
Vcc
-0.5
7.0
V
Ts
-55
85
° C
F
19
300
MHz
Vcc
4.75
3.15
2.375
±20,±50
5.00
3.30
2.5
±10
±1
±1
5.25
3.45
2.625
75
V
Std
LV
Input Current
Frequency
Stability
Overall
Load
Duty cycle
Rise/Fall time
Icc
F/F
50 Ohm Load
vs. Temperature
vs. Vcc
aging
mA
ppm
ppm/V
ppm/year
“S” stability
First Year
See code
E, Y, Q
H
100K available
100K available
Fj=100 Hz-80MHz
@ 155 MHz
50 Ohm to Vcc-2V or Thevenin Equiv. Bias Required
@50%
Tr/Tf
20 to 80 %
45
50
55
0.5
1.8
%
ns
Logic "1" level
Logic "0" level
Start up time
Phase jitter
SSB Phase Noise
Voh
Vol
Ts
Vcc-0.96
Vcc-1.85
Vcc-0.81
Vcc-1.65
10
1
V
V
ms
ps
2
0.4
-95
-125
-140
-145
1
σ
@100 Hz
@1 KHz
@10 KHz
@100 KHz
dBc/Hz
Enable/disable
Function
Enable/disable
Time
Environmental and Mechanical
Operating temp.
range
Mechanical Shock
Thermal Shock
Vibration
Soldering Conditions
Hermetic Seal
Input HIGH (>2.5V): DISABLED
Input LOW (<0.5V) or floating: ACTIVE
Te/Td
100
ns
0°C to 70°C (-40°C to 85°C available), see part # table
Per MIL-STD-202, Method 213, Cond. A
Per MIL-STD-883, Method 1011, Cond. A
Per MIL-STD-883, Method 2007, Cond. A
230°C for 90s Max
Leak rate less than 5x10-8 atm.cc/s of helium (crystal only)
Electrical Connections
Pin Out
Pin #1- N/C
Pin #2 - Negative Enable
Pin #3 - Case, Gnd
Pin #4 - Output
Pin #5 - Complementary Output
Pin #6 - Vcc
Symb
Condition
Min
Typ
Max
Unit
Note
Rev 06/22/05
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