AST3

STRATUM -III SMD VCTCXO AST3 FEATURES: FEATURES: • High Precision over temperature (±0.37 ppm over -40ºC to + 85ºC) • Excellent long term stability (±4.60 ppm Max. over 20-Year life) • Small Profile (7*5*2 mm) • Low Power (< 6mA CMOS; < 3.5mA Sinewave) • Exceptional Close-in Phase Noise (-140 dBc/Hz @ 1kHz typ; 12.80MHz carrier) ELECTRICAL SPECIFICATIONS: Pb RoHS Compliant 7.0 x 5.0 x 2.0mm ||||||||||||||| APPLICATIONS: • Wireless & Wireline communications • Cellular Infrastructure • Point-to-Point Radios • Broadband Equipment • Test & Measurement Equipment • GPS tracking with precision hold-over accuracy PARAMETERS ABRACON P/N Frequency Standard Frequencies Operating temperature Storage temperature Overall Frequency Stability* Frequency Stability vs Temp range - 20°C to +70°C - 40°C to +85°C Supply voltage (Vdd) Symmetry Output level Output load Output Voltage (CMOS) Output Voltage (Clipped Sinewave) Tri State Function Start-up-time Current consumption Vc port impedance Control voltage range (Vc) Frequency pull range Frequency pull slope Spurious response: Phase Noise (12.8MHz carrier) @ 100 Hz offset @ 1000 Hz offset @ 10000 Hz offset A ST3 Series 10.000MHz to 26.000MHz 10, 12.8,19.2, 19.44, 25.6 MHz - 20°C to +70°C (see option) - 55°C to + 125°C ±4.6ppm over 20-years Referenced to +25ºC ±0.28ppm ±0.37ppm 3.3Vdc ± 5% (see option) 45/55 % @ 50% Vdd CMOS (see option) 15pF (CMOS, Clipped Sinewave) VOH = 0.9*Vdd min. VOL = 0.1*Vdd max. 0.8 Vp-p min VIH = 20%Vdd max.:Oscillation, VIL = 80%Vdd min.: High Z 2ms max. 6mA max. (CMOS output) 3.5mA max. (Clipped Sinewave output) 100k Ω min. 0 to Vdd (for VCTCXO) ±5.0 ppm min. (see options) Positive -70 dBc max. -120 dBc/Hz -140 dBc/Hz -148 dBc/Hz * Overall frequency stability includes: as received set-tolerance, stability over temperature, shift through stand reflow, aging over 20-year product life, supply voltage and output load variation. ABRACON IS ISO 9001 / QS 9000 CERTIFIED Visit www.abracon.com for Terms & Conditions of Sale Revised: 1.14.08 30332 Esperanza, Rancho Santa Margarita, California 92688 tel 949-546-8000 | fax 949-546-8001 | www.abracon.com STRATUM -III SMD VCTCXO AST3 OPTIONS & PART IDENTIFICATION: (Left blank if standard) Pb RoHS Compliant AST3 - Frequency Temp Range E L -20°C to +70°C - 40°C to +85°C 7.0 x 5.0 x 2.0mm ||||||||||||||| - - Packaging Blank Bulk Tape and T Reel P/N and Vdd (V) Blank 3.3±5% A 5.0±5% Frequency XX.XXXX MHz Blank SW Output CMOS Clipped Sinewave TC N5 N8 Pulling TCXO ±5 ppm ±8 ppm OUTLINE DRAWING: Dimensions: inch (mm) PIN 1 2 3 4 5 6 7 8 9 10 FUNCTION Control voltage (VC); NC for a TCXO NC NC NC GND RF Output (CMOS or Clipped Sinewave) NC NC Tri-state Control Vdd Note: Recommend using an approximately 0.01uF bypass capacitor between PIN 5 and 10. TAPE & REEL: Dimensions: mm ABRACON IS ISO 9001 / QS 9000 CERTIFIED Visit www.abracon.com for Terms & Conditions of Sale Revised: 1.14.08 30332 Esperanza, Rancho Santa Margarita, California 92688 tel 949-546-8000 | fax 949-546-8001 | www.abracon.com