REVISIONS REVISION 1.0 DESCRIPTION APPROVED Preliminary Luis Vargas DATE 8/13/2010 GENERAL RELEASE DOCUMENT CONSULT FACTORY FOR CURRENT REVISION SPECIFICATION CONTROL DRAWING UNLESS OTHERWISE SPECIFIED, DIMENSIONS ARE IN INCHES. PREPARED BY: DATE Luis Vargas 8/13/10 CHECKED BY: DATE TOLERANCES: 3 PLACE DECIMAL = .005 2 PLACE DECIMAL = .02 1 PLACE DECIMAL = .1 FRACTIONS = ± 1/16 ANGLES = 2 DEGREES RELEASED BY: APPROVED BY: DOCUMENT CONTROL ENGINEERING QUALITY Q-TECH CORPORATION 10150 W.
1.0 SCOPE This specification establishes the detail requirements for low profile hybrid, hermetically sealed, HCMOS output Voltage Control Crystal Oscillators (VCXO) for use in space flight missions 2.0 APPLICABLE DOCUMENTS The following documents of the latest issue form a part of this drawing to the extent specified herein. 2.
.1.1 Electrical Characteristics PARAMETER Frequency Nom. Supply voltage, Nom. Input Current, max. Overall Frequency stability (including Operating Temperature, ±5% Load Change, ±5% Supply Voltage change. 10 year aging, and radiation) Voltage Control Range For Frequency Adjustment Min. Control Voltage at which fo will occur at 25°C Frequency Pulling range, Min Linearity, max. Input impedance, min. Modulation freq. bandwidth, min. Output SYMBOL fo Vs Is Δf/fc (Ta) CONDITIONS VALUE 2.
3.2.2 Environmental Conditions Sine Vibration Random Vibration Shock Acceleration Altitude Radiation Electrostatic Discharge Sensitivity 3.3 MIL-STD-202, Method 204, TC “D” MIL-STD-202, Method 214 TC “I-K” (15 minutes per axis) MIL-STD-202, Method 213, TC “F” MIL-STD-883, Method 2001, TC “A” 50,000 feet minimum to deep space Radiation testing is not performed, but these VCXOs have been acceptable for use in environments up to 100K rads by analysis of the components used.
3.3.1 All piece parts shall be derived from lots that meet the element evaluation requirements of MIL-PRF38534, Class K, with the following exceptions: Active elements a) Visual inspection of silicon on sapphire microcircuits. Semicircular crack(s) or multiple adjacent cracks, not in the active area, starting and terminating at the edge of the die are acceptable.
inspection lot codes under which devices are manufactured and tested so that revisions can be identified. 3.6.2. Technical Data Package. When required by the purchase order, the following design documentation and information is deliverable 30 days prior to the start of production. The Technical Data Package shall consist of the following: a) Assembly drawing(s). b) All electrical schematics and drawings not considered proprietary.
▀ PART NUMBER GENERATION SERIES Output type and supply voltage QTV72: 1: HCMOS…5.0V 32 Pin Vc=0.5..4.5 Flat Pack 2: HCMOS.,,3.3V Vc=0...3.3V TEMPERATURE RANGE (°C)/ Max. Overall Stability/ Min. APR and Voltage Control SYMMETRY A:40%…60% N: 0.....+50°C ±25 ppm ±50 ppm Vc=0.5..4.5V T:(See note 2) P: 0.....+70°C ±35 ppm Q: 20…+70°C ±40 ppm ±80 ppm Vc=0.5..6.0V R: 40…+85°C ±45 ppm ±90 ppm Vc=0.5..6.0V ±70 ppm Vc=0.5..6.0V U: -55.+125°C ±65 ppm FREQUENCY (MHz) Level E: Eng. Model 2.000…90.
FIGURE 1 INTERFACE CONTROL DRAWING 32 Pin Flat Pak ESD SYMBOL FOR PIN NO. 1 Q-TECH USA PART NUMBER FREQUENCY D/C PIN NO. DESIGNATION 1-3 4 5 6 - 10 11 12 13 14 - 32 NC Voltage Control Ground/Case NC Supply Voltage RF Output Supply Voltage NC S/N 4X R. 025 MAX. .200 MAX. 32X .072 ± .007 32X .010 ± .002 1.015 MAX. .325 ± .025 2 PLACES 30X .050 ± .005 NON-ACCUMULATIVE 16 NOTES: • Dimensions are in inches. • Lead numbers are for reference only and are not marked on the unit.
