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參數資料
| 型號： | 978HDBTFREQ |
| 元件分類： | TCXO, clock |
| 英文描述： | TCXO, CLOCK, 1 MHz - 30 MHz, CMOS OUTPUT |
| 封裝： | NON-HERMETIC, DIP-4 |
| 文件頁數： | 1/2頁 |
| 文件大小： | 182K |
| 代理商： | 978HDBTFREQ |
978
TCXO
Corning Frequency Control Worldwide Data Book 2001
v1.1.2001-04-17
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
PCS Base Stations
3.3 Volt Supply
Land Mobile Radio
Low Profile Package
Cellular Telephony
Standard 4-Pin DIP Package
Radio in the Local Loop
Mechanical Control, EFC Optional
Test Equipment
High Stability
Avionics
Surface Mount Options Available
Frequency Range
1 MHz – 30 MHz
Parameters
Model Numbers
Operating
Temperature Range
Frequency Stability
(ppm)
Clipped Sine Wave
(1 Vpp min. into 1k
)
Square Wave
(CMOS)
0....50°C
± 0.5 ppm
± 1.0 ppm
± 2.0 ppm
978AA
978AB
978AD
978HAA
978HAB
978HAD
0.....70°C
± 1.0 ppm
± 2.5 ppm
± 5.0 ppm
978DB
978DE
978DF
978HDB
978HDE
978HDF
-20....+70°C
± 1.0 ppm
± 1.5 ppm
± 2.0 ppm
± 2.5 ppm
978BB
978BC
978BD
978BE
978HBB
978HBC
978HBD
978HBE
-30....+70°C
± 1.0 ppm
± 2.0 ppm
± 2.5 ppm
978CB
978CD
978CE
978HCB
978HCD
978HCE
-40....+85°C
± 1.0 ppm
± 2.0 ppm
± 2.5 ppm
978EB
978ED
978EE
978HEB
978HED
978HEE
Note: Model 978 custom versions available with output waveforms of ACMOS, SINE, ECL & PECL
Additional Parameters
Typical Phase Noise @ 10 MHz
Supply Voltage:
+3.3 Vdc
± 5%
1Hz Offset
<- 55 dBc / Hz
Current
10Hz Offset
<-90 dBc / Hz
Clipped Sinewave:
2 mA to 6 mA
100Hz Offset
<-120 dBc / Hz
CMOS:
5 mA to 20 mA
1kHz Offset
<-140dBc / Hz
Aging:
± 1 ppm/year
10kHz Offset
<-150dBc / Hz
Mechanical Frequency
Control:
± 3 ppm min.
Electrical Frequency
Control
Voltage Range:
0 to 3 Vdc
Deviation:
± 8 ppm min.
(others available)
Slope:
Positive
Input Impedance:
> 10 kohms
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