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| DIGITAL TCXO Rev C. SMT STRATUM 3 DIGITAL TCXO 230 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. Supply current, max. Frequency, nom. Overall frequency stability over 10 years of operation including Initial Frequency Calibration Frequency drift during 24 hours of continuous operation, max (See note 1) Temperature Stability (See note 2) SYMBOL Vs Is fo fc/fo CONDITIONS Vs5% Vs, nom. / Ta=25C Ta=-40C to + 85C VALUE 3.0 5.0 2.0 to 5.0 10.000 to 40.000 4.6 UNIT V mA MHz ppm fc/fo Control voltage range Frequency Adjustment Range Voltage control (pin 1) input impedance, min. Jitter (peak to peak), max (Fnom = 20 MHz) Phase noise SSB @ freq.offset, max (Fnom = 20 MHz) Vc f/fo (Vc) Zin J(f) (f ) Ta=-40C to + 85C or Ta 0C to + 70C Ta=-40C to + 85C or Ta=0C to + 70C Vc= 0.25V Vc= Vs-0.25V Offset f = 12kHz to 20MHz f=10Hz f=100Hz f=1kHz f 10kHz Load = 15pF Load=10 k||20pF -45C....+85C IEC 68-2-6, test Fc: 10..500 Hz, 10g, 2 h, 3 directions IEC 68-2-27, test Ea: 100g, 1/2 sine, 3 bumps, 6 directions 0.37 ppm 0.30 0.28 +0.25...+2.25 -5 ...-10 +5 ...+10 100 10 -80 -110 -130 -145 0.9Vcc / 0.1Vcc 0.7 ppm ppm V PPM PPM k ps dBc/Hz dBc/Hz dBc/Hz dBc/Hz V Vp-p n HCMOS output levels Clipped Sine ENVIRONMENTAL SPECIFICATION Storage temperature range Vibration Mechanical shocks VOH/VOL Vout - All parameters within initial limits All parameters within initial limits Notes: 1. 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 25C1C. * 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. NOT FOR REFLOW PROCESS RALTRON ELECTRONICS CORP. 10651 N.W. 19th S t 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 DIGITAL TCXO Prefix HOW TO ORDER (PART NUMBER) Output Type 0: CLIPPED SINE 2:HCMOS 4:LVCMOS Series 45:230 Revision A Temperature Range First letter Lowest Temperature, Second letter Highest Temperature: LZ: +0C to +70C D3: -40C to +85C Stability Value x 10E-6 Example 0.28= 0.28PPM 0.5= 0.5PPM Frequency In MHZ TU; No Freq. Adjust option TY; With Freq Adjust Example: TU0230A-L Z- 0.28 -19.440 - S T R 3 Stratum 3 Frequency 19.44MHz M H z Stability = 0.28 x 10E-6 = 0.28 PPM Temp Operating Temp Range = 0C to +70C Revision "A" Series Output CLIPPED SINE Prefix: Digital TCXO - No Freq. Adjust RALTRON ELECTRONICS CORP. 10651 N.W. 19th S t 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 DIGITAL TCXO MECHANICAL SPECIFICATION RALTRON ELECTRONICS CORP. 10651 N.W. 19th S t 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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