TXCS TRANSKO | Alldatasheet

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Technical content

Transko Electronics, Inc. 3981 E. Miraloma Ave. CA 92806 USA Tel: 714-528-8080 Fax: 714-528-8017 Website: www.transko.com E-mail: sales@transko.com Transko Electronics, Inc. 3981 E. Miraloma Ave. Anaheim, CA 92806 USA Tel: 714-528-8000 Fax: 714-528-8017 Website: www.transko.com E-mail: sales@transko.com RoHS Compliant TXCS Series Rev. 2: Jan. 2015 COSPAS-SARSAT BEACONS CERAMIC SMD TCXO (7.0 x 5.0 x 2.0mm)

FEATURES

 Designed for Cospas-Sarsat Beacon application  Frequency stability ±0.20ppm  LVCMOS or Clipped sinewave output Transko Electronics, Inc reserves the right to make changes to the product (s), service (s), and specification (s) described herein without notice. See “Terms of Sale” for details on our website. ■ SPECIFICATION MODEL TXCS-H(x) TXCS-P(x) FREQUENCY TOLERANCE @ 25°C ±0.5ppm max. FREQUENCY STABILITY vs. TEMPERATURE RANGE ±0.2ppm max. reference to (FMAX + FMIN)/2 @ -20°C ~ 55°C vs. LOAD ±0.1ppm max. vs. SUPPLY VOLTAGE ±0.1ppm max. vs. ALLAN VARIANCE (tau=100ms) ±1.0ppb max. OPERATING TEMPERATURE RANGE (x) = A: -20°C ~ 55°C or (x) = B: -40°C ~ 55°C STORAGE TEMPERATURE RANGE -55°C ~ 125°C SUPPLY VOLTAGE ±5% 3.3V SUPPLY CURRENT 6.0mA max. OUTPUT LOGIC FAMILY LVCMOS Clipped Sine wave LOAD 15pF* 10KΩ//10pF* LEVEL 10% / 90% VCC 0.8Vp-p min. SYMMETRY (DUTY CYCLE) 45% / 55% - RISE AND FALL TIME (Tr/Tf) 8.0mS max. - STAND-BY VOLTAGE ENABLE (VIH) 0.7 x VCC min.** DISABLE (VIL) 0.3 x VCC max. MEAN SLOPE (dF/dt) STEADY STATE CONDITIONS ±0.7ppb / minute max. DURING AND 15MIN. AFTER VARIABLE TEMP. CONDITION ±1.7ppb / minute max. RESIDUAL dF FROM SLOPE ±1.0ppb max. REFLOW SOLDERING ±1.0ppm max. AGING ±1.0ppm max. 1ST YEAR 10 YEARS ±3.0ppm max. PHASE NOISE 10Hz -90dBc/Hz 100Hz -115dBc/Hz 1kHz -127dBc/Hz 10kHz -137dBc/Hz 100kHz -143dBc/Hz Unit : mm Pin Configuration 10 NC 1,2,3,6,7 Do Not Connect

4 GND

5 RF Output

8 En/disable

9 Supply, Vcc Note: Consult factory for details

1.0 1.4 1.2 1.4 1.8 1.3 6.0 2.54 260°C 150 ±5° Pre-heaing <10 Sec <120 Sec Soldering ■ PACKAGE DIMENSIONS ■ PACKAGE DIMENSIONS Unit : mm ■ PACKAGE DIMENSIONS *To achieve an optimal frequency stability, the circuit connected to TCXO must have the correct input capacitance that is specified by the load capacitance **Oscillator and compensation circuits are active when output is disabled during tri-state The output is enabled with no connection on pin #9 Supply current is ~ 1mA when output is disabled 1.9±0.2 BOTTOM 0.9 2.54 0.8 0.6 1 2 8 7 0.8 5.9 2.54 4.0 TOP 5.0±0.1 7.0±0.1 SIDE