AST3 FEATURES: FEATURES: High Precision over temperature (±0.37 o

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AST3 FEATURES: FEATURES: High Precision over temperature (±0.37 o

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STRATUM -III VCTCXO
AST3
FEATURES: FEATURES: High Precision over temperature (±0.37 over Excellent long term stability (±4.60 Max. over 20-Year life) Small Profile (7*5*2 Power CMOS; 3.5mA Sinewave) Exceptional Close-in Phase Noise (-140 dBc/Hz 1kHz typ; 12.80MHz carrier) ELECTRICAL SPECIFICATIONS:
2.0mm
APPLICATIONS: Wireless Wireline communications Cellular Infrastructure Point-to-Point Radios Broadband Equipment Test Measurement Equipment tracking with precision hold-over accuracy
PARAMETERS
ABRACON Frequency Standard Frequencies Operating temperature Storage temperature Overall Frequency Stability* Frequency Stability Temp range 20°C +70°C 40°C +85°C Supply voltage (Vdd) Symmetry Output level Output load Output Voltage (CMOS) Output Voltage (Clipped Sinewave) State Function Start-up-time Current consumption port impedance Control voltage range (Vc) Frequency pull range Frequency pull slope Spurious response: Phase Noise (12.8MHz carrier) offset 1000 offset 10000 offset AST3 Series 10.000MHz 26.000MHz 12.8,19.2, 19.44, 25.6 20°C +70°C (see option) 55°C 125°C ±4.6ppm over 20-years Referenced ±0.28ppm ±0.37ppm 3.3Vdc (see option) 45/55 CMOS (see option) 15pF (CMOS, Clipped Sinewave) 0.9*Vdd min. 0.1*Vdd max. Vp-p 20%Vdd max.:Oscillation, 80%Vdd min.: High max. max. (CMOS output) 3.5mA max. (Clipped Sinewave output) 100k min. (for VCTCXO) ±5.0 min. (see options) Positive max. -120 dBc/Hz -140 dBc/Hz -148 dBc/Hz
Overall frequency stability includes: received set-tolerance, stability over temperature, shift through stand reflow, aging over 20-year product life, supply voltage output load variation.
ABRACON 9001 9000 CERTIFIED
Visit www.abracon.com Terms Conditions Sale Revised: 1.14.08 30332 Esperanza, Rancho Santa Margarita, California 92688 949-546-8000 949-546-8001 www.abracon.com
STRATUM -III VCTCXO
AST3
OPTIONS PART IDENTIFICATION:
(Left blank standard)
AST3 Frequency Temp Range
-20°C +70°C 40°C +85°C
2.0mm
Packaging Blank Bulk Tape Reel
Blank 3.3±5% 5.0±5%
Frequency
XX.XXXX
Blank
Output CMOS
Clipped Sinewave
Pulling TCXO
OUTLINE DRAWING:
Dimensions: inch (mm)
FUNCTION
Control voltage (VC); TCXO
Output (CMOS Clipped Sinewave)
Tri-state Control
Note: Recommend using approximately 0.01uF bypass capacitor between
TAPE REEL:
Dimensions:
ABRACON 9001 9000 CERTIFIED
Visit www.abracon.com Terms Conditions Sale Revised: 1.14.08 30332 Esperanza, Rancho Santa Margarita, California 92688 949-546-8000 949-546-8001 www.abracon.com

AST3 FEATURES: FEATURES: High Precision over temperature (±0.37 o

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