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TU4045A-LZ-0.28-40.000STR3 PDF预览

TU4045A-LZ-0.28-40.000STR3

更新时间: 2024-11-14 10:14:11
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纬创 - RALTRON /
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描述
Oscillator

TU4045A-LZ-0.28-40.000STR3 数据手册

 浏览型号TU4045A-LZ-0.28-40.000STR3的Datasheet PDF文件第2页 
DIGITAL TCXO  
DIP 14 STRATUM 3 DIGITAL TCXO TU045A SERIES  
n
FEATURES:  
- Fully meeting free run frequency accuracy and 24 hours maximum frequency drift requirements for  
STRATUM 3 according to Telecordia GR-1244-CORE (Issue 2)*  
- Very low power consumption suitable for portable and/or battery operated equipment  
n
ELECTRICAL SPECIFICATION**  
PARAMETER  
Supply voltage, nom.  
SYMBOL  
CONDITIONS  
VALUE  
UNIT  
V
Vs  
Vs° 5%  
3.3  
5.0  
HCMOS / LVCMOS Supply current, max. Is  
CLIPPED SINWAVE  
Vs, nom. / Ta=25£C  
12.0 to 20.0  
2.0 to 5.0  
mA  
Frequency, nom.  
fo  
Dfc/fo  
-
10.000 to 40.000  
° 4.6  
MHz  
ppm  
Overall frequency stability over 10 years  
of operation including Initial Frequency  
Calibration  
Ta=-40£C to + 85£C  
Frequency drift during 24 hours of  
continuous operation, max (See note 1)  
Ta=-40£C to + 85£C  
or  
° 0.37  
ppm  
Dfc/fo  
Ta 0£C to + 70£C  
Ta=-40£C to + 85£C  
or  
Temperature Stability (See note 2)  
° 0.30  
ppm  
Ta=0£C to + 70£C  
Offset Df = 12kHz to 20MHz  
° 0.28  
10  
ppm  
ps  
Jitter (peak to peak), max  
(Fnom = 20 MHz)  
J(f)  
Phase noise SSB @ freq.offset, max  
(Fnom = 20 MHz)  
-80  
dBc/Hz  
dBc/Hz  
dBc/Hz  
dBc/Hz  
(Df)  
Df=10Hz  
Df=100Hz  
Df=1kHz  
Df ³ 10kHz  
Load = 15pF  
Load=10 kW||20pF  
Load = 15pF  
-110  
-130  
-145  
HCMOS output levels  
Clipped Sine  
Duty Cycle  
VOH/VOL  
Vout  
0.9Vcc / 0.1Vcc  
0.7  
45 to 55  
V
Vp-p  
%
Raise/Fall time, max  
Tr/Tf  
Load = 15pF  
4
ns  
n
ENVIRONMENTAL SPECIFICATION  
Storage temperature range  
-
-
-45°C½ .+85°C  
Vibration  
IEC 68-2-6, test Fc:  
All parameters within initial  
10..500 Hz, 10g, 2 h, 3 directions  
IEC 68-2-27, test Ea:  
100g, sine, 3 bumps, 6 directions  
limits  
All parameters within initial  
limits  
Mechanical shocks  
-
Notes:  
1. The TCXO is not designed to lock on any external references. The 24 hours drift can be measured  
any time after minimum 1 hour from initial turn on. Please contact factory for details.  
2. The Temperature Stability is calculated with regard to frequency reading at 25±C1±C.  
* Telecordia is a trademark of Telecordia Technologies  
** This specification is typical. Other frequencies, output types and custom parameters are available. Please, contact  
factory for details.  
RALTRON ELECTRONICS CORP. §10651 N.W . 19t h St §Miami, Florida 33172 §U.S.A.  
phone: +001(305) 593-6033 §fax: +001(305)594-3973 §e-mail: sales@raltron.com §internet: http:/www.raltron.com  

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