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| CVXO-018T Model 5X7 mm SMD, 3.3V, HCMOS Frequency Range: Frequency Stability: Temperature Range: Operating: (Option M) (Option X) Storage: Input Voltage: Control Voltage: Settability At Nominal: Control Range: Input Current: Output: Load: Symmetry: Rise/Fall Time: Logic: Linearity: Aging: 1MHz to 52MHz 25ppm to 100ppm ree dF ea oHS nt L R plia m Co Voltage Controlled Crystal Oscillator 0C to 70C -20C to 70C -40C to 85C -55C to 125C 3.3V 0.3V 1.65V 1.65V 1.65V 0.25V 100ppm Min 40mA Max HCMOS 15pF 40/60% Max @ 50% Vdd 5ns Max @ 20% to 80% Vdd "0" = 10% Vdd Max "1" = 90% Vdd Min 10% Max <3ppm 1st/yr, <1ppm every year thereafter Designed to meet today's requirements for 3.3V Voltage Controlled Crystal Oscillator SMD Applications. The CVXO-018T provides a disable function for ICT (in-circuit-testing). Available on 16mm tape and reel in quantities of 1K. Dimensions inches (mm) All dimensions are Max unless otherwise specified. .283 (7.20) SUGGESTED PAD LAYOUT .055 .003 (1.40 .08) #1 #2 #5 .200 .005 (5.08 .13) #3 #4 .055 .003 (1.40 .08) .148 (3.75) .071 SQ (1.80) P/N Freq DC Denotes pad 1 .203 (5.15) .075 (1.80) #6 .200 (5.08) 0.01uF Bypass Capacitor Recommended RECOMMENDED REFLOW SOLDERING PROFILE TEMPERATURE 260C 217C 200C 150C Ramp-Up 3C/Sec Max. Critical Temperature Zone Ramp-Down 6C/Sec. Crystek Part Number Guide CVXO-018T X - 25 - 49.152 #1 #2 #3 #4 #5 #1 Crystek VCXO #2 Model #3 Temp. Range: Blank= 0/70C M= -20/70C, X= -40/85C #4 Stability: (see Table 1) #5 Frequency in MHz: 3 or 6 decimal places Stability Indicator Blank (std) 25 50 100ppm 25ppm 50ppm Preheat 180 Secs. Max. 8 Minutes Max. 90 Secs. Max. Table 1 260C for 10 Secs. Max. NOTE: Reflow Profile with 240C peak also acceptable. PIN 1 2 3 4 5 6 Connection Cont. Volt. Tri-State GND O/P N/C Vdd Example: CVXO-018TX-25-25.000 = 3.3V Tristate, -40/85C, 40/60, 25ppm, 25.000 MHz CVXO-018T-50-19.660800 = 3.3V Tristate, 0/70C, 40/60, 50ppm, 19.660800 MHz Tri-State Function Tri-State pin Open "1" level 2.7V Min "0" level 0.3V Max Output pin Active Active High Z *Settability is the Control Voltage at which the Output Frequency is equal to the nominal Frequency. Specifications subject to change without notice. TD-021004 Rev. D 20 |
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