OCXO OX4020A-F1-28-20.000-STR3-MS Features: • Fully meeting Stratum 3 reference clock requirements • Specifically designed to work with Mitel Semiconductor MT90401 System Synchronizer • 3.3V power supply for low power consumption applications " APPROVALS RALTRON Created by, date: CUSTOMER Name (please print): Sales approval, date: Title (please print): Eng. approval, date: Signature, date: Revision: " MECHANICAL SPECIFICATION HEIGHT, MAX. “H”: 0.5” / 12.7 mm OUTLINE TOLERANCE: ±0.015” / 0.4mm PIN FUNCTIONS: [1] NOT CONNECTED [7] CASE / GROUND [8] RF OUTPUT [14] SUPPLY VOLTAGE NOTE: DENOTES PIN 1 LOCATION " ELECTRICAL SPECIFICATION PARAMETER Supply voltage, nom. Power dissipation, max. Heat up power, max. Heat up time, max. Frequency nom. Frequency calibration Freq. stability vs. temperature Freq. stability vs. supply voltage Total freq. stability Drift SYMBOL Vs Ps Ps_heat t_heat (Ta) fo ∆f/fo ∆f/fc (Ta) ∆f/fc (∆Vcc) ∆f/fo D VALUE 3.3 1.3 3.5 5.0 20.000 ±1.5 ±0.280 ±0.002 ±4.0 ±0.04 UNIT V W W min MHz ppm ppm ppm ppm ppm 0.00001 -125 -135 -140 -145 ppm dBc/Hz dBc/Hz dBc/Hz dBc/Hz HCMOS ∆f/fc(∆t) £ (∆f) £ (∆f) £ (∆f) £ (∆f) VOH / VOL CONDITIONS Vs±5% Vs, nom. / Ta=+25°C Vs, nom. / Ta=+25°C Vs, nom. / Ta=+25°C Ta=+25°C Ta=-30°C…+75°C per % change in voltage over all causes including 20 year aging for 24 hrs. in a ±3°C temperature range anywhere within the operating temperature range ∆t=1sec. (Allan variance) ∆f=100Hz ∆f=1kHz ∆f=10kHz ∆f=100kHz load=10pF; Vs, nom. Short term stability Phase noise @ freq. offset 2.97/ 0.3 V Duty cycle DC load=10pF / @ 50% level 40…60 % Rise- / fall time tr / tf 10%~90% Vout, 90%~10% Vout 10.0 ns Storage temperature Tstg - -55…+90 °C 10/16/2000 marketing-rfq, ocxo, Ox80 RALTRON ELECTRONICS CORP. ! 10651 N.W . 19 th St ! Miami, Florida 33172 ! U.S.A. phone: +001(305) 593-6033 ! fax: +001(305)594-3973 ! e-mail: [email protected] ! internet: http:/www.raltron.com