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| CVXO-918T Model 9X14 mm SMD, 3.3V, CMOS Frequency Range: Frequency Stability: Temperature Range: Operating: (Option X) Storage: Input Voltage: Control Voltage: Settability At Nominal: Control Range: Input: Current: Impedance: Modulation Bandwidth: Output: Load: Symmetry: Rise/Fall Time: Logic: Linearity: Modulation Bandwidth: Aging: 1MHz to 52MHz 25ppm to 100ppm 0C to 70C -40C to 85C -55C to 125C 3.3V 0.3V 1.65V 1.35V 1.65V 0.25V 100ppm Min ree dF ea oHS nt L R plia m Co Voltage Controlled Crystal Oscillator 40mA Max 10K Ohms Min. 10KHz (-3dB) Min. CMOS 15pF Max 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 cost saving solutions. The CVXO-918T provides a Cost Savings replacements for older style ceramic tub designs. Available on 16mm tape and reel in quantities of 500pcs. SUGGESTED PAD LAYOUT 0.560 (14.2) 0.050 (1.27) 0.360 (9.14) CRYSTEK P/N Frequency Date Code 0.560 (14.2) 0.210 (5.3) 1 6 0.100 (2.54) 2 5 3 4 0.040 (1.01) 0.070 (1.77) 0.090 (2.28) 0.280 (7.11) 0.200 (5.08) 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-918T X - 25 - 49.152 #1 #2 #3 #4 #5 #1 Crystek VCXO #2 Model #3 Temp. Range: Blank= 0/70C, 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 Example: CVXO-918TX-25-25.000 = 5.0V Tristate, -40/85C, 40/60, 25ppm, 25.000 MHz CVXO-918T-50-19.660800 = 5.0V Tristate, 0/70C, 40/60, 50ppm, 19.660800 MHz 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 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-040402 Rev. C |
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