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參數資料
| 型號： | CCO25077M760 |
| 元件分類： | XO, clock |
| 英文描述： | TCXO, CLOCK, 77.76 MHz, HCMOS OUTPUT |
| 文件頁數： | 1/2頁 |
| 文件大小： | 43K |
| 代理商： | CCO25077M760 |
CCO250
TCXO
Corning Frequency Control Worldwide Data Book 2001
v1.0.2000-11-01
Corning Frequency Control Inc. 100 Watts Street Mt. Holly Springs, PA 17065 Tel 1-717-486-3411 Fax 1-717-486-5920 www.corningfrequency.com
Tele Quarz GmbH & Co. KG Landstrasse D-74924 Neckarbischofsheim, Germany Tel +49-7268-801-0 Fax +49-07268-801-281 www.telequarz.de
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Typical Applications
Features
SDH/SONET
Meets Stratum III Overall Stability
ATM
Mechanical Control (internal Trimmer)
WLL
EFC Optional
Measurement Equipment
Wide Frequency Range
Very Low Aging
Frequency Range
8MHz – 80MHz
Standard Frequencies
19.44; 38.88; 77.76MHz
Frequency stabilities
Parameter
Frequency stability
Operating temp range
vs. Operating temperature range
<
± 0.8 ppm
-20 ... +70°C
Parameter
Value
Condition
Initial tolerance
vs. Supply voltage change
vs. Load change
vs. Aging / 15 years
< ± 1.0 ppm
< ± 0.1 ppm
< ± 2.5 ppm
@ 25 °C
VS ± 5%
Load ± 10%
Overall tolerance 15 years
<
± 4.6 ppm
Frequency tuning
Parameter
Option I
Value
Condition
Mechanical (No EFC)
Blank
>
± 5.0 ppm
(internal trimmer)
Electrical freq. control (EFC)
> ± 5.0 ppm
Note 1
Voltage range (Vc)
U
0 to 2.0 V
@ VS=5.0 V
Pulling slope
negativ
Freq. control input impedance
>10 k
RF output
Parameter
Value
Condition
Signal
HCMOS
Load
25pF ± 10%
Duty cycle
40/60%
@ Vs/2
Subharmonics
< -45dBc
> 26 MHz
Supply voltage
Parameter
Value
Condition
Supply voltage (VS)
5.0 V ± 5%
Current consumption
< 50 mA
Additional parameters
Parameter
Value
Condition
Phase Noise
<- 90 dBc
10 Hz
Note 2
<-120 dBc
100 Hz
<-140 dBc
1 kHz
<-145 dBc
10 kHz
<-150 dBc
100 kHz
Weight
< 20 g
Operable temperature range
-30 ... +80°C
Storage temperature range
-55 ... +105°C
Processing & Packing
handling&processing note
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