CVT32 Model 3.2×5.0 mm SMD, 3V, TCVCXO Frequency Range: Calibration Tolerance: Frequency Stability: Temperature Range: Storage: Input Voltage: Input Current: Output: Waveform: Load: Voltage Control: Vcont Trim. Harmonics: Phase Noise: 10Hz offset 100Hz offset 1kHz offset 10kHz offset Aging: 10 MHz to 30 MHz ±1.5ppm ±2.5ppm -20°C to 80°C -40°C to 90°C 3.0V ±10% 1.2mA Typical, 2mA Max 0.8Vp-p Min Clipped Sine 6-15 kohm // 2-10pF 1.5V ± 1.0V ±4ppm Min, ±12ppm Max -12 dBC Max -83 dBc/Hz Max -115 dBc/Hz Max -135 dBc/Hz Max -140 dBc/Hz Max 1ppm Max per year Designed to meet today's requirements for precision operation and small layout applications. Temperature compensation is accomplished through digital technology. Standard packaging is 1k tape and reel. SUGGESTED PAD LAYOUT Dimensions inches (mm) All dimensions are Max unless otherwise specified. 0.067 (1.7) 0.197 ±0.008 (5.0 ±0.2) CRYSTEK Freq XXXX #1 0.126 ±0.008 (3.2 ±0.2) 0.061 Max (1.55) #2 0.055 (1.4) #4 #3 0.090 (2.3) 0.055 (1.4) 0.150 (3.8) 0.102 (2.6) Denotes pad 1 XXXX=Date Code 0.1uF Bypass Capacitor Recommended TEST CIRCUIT 0.1µF mA M pin 4 pin 3 Vdd PWR Supply VM Bypass Cap. 3pF OUT OSC. Vcont pin 1 GND pin 2 10K ohm RECOMMENDED REFLOW SOLDERING PROFILE TEMPERATURE Ramp-Up 3°C/Sec Max. 260°C Critical Temperature Zone Ramp-Down 6°C/Sec. Oscilloscope PIN Function Frequency Counter 1 2 3 4 Vcont GND OUT VDD 10pF Crystek Part Number Guide Part Number Frequency Stability CVT32-Frequency ± 2.5ppm 217°C Example: P/N CVT32-19.680MHZ = 3.0V Input Voltage ±1.5ppm Calibration Tolerance ±2.5ppm Frequency Stability -20°C to 80°C Operating Temp. Volt. Trim, Clipped Sinewave 200°C 150°C Preheat 180 Secs. Max. 8 Minutes Max. 90 Secs. Max. Note* Not Recommended for ultrasonic wash 260°C for 10 Secs. Max. NOTE: Reflow Profile with 240°C peak also acceptable. CRYSTEK CORPORATION Specifications subject to change without notice. TD-030301 Rev. J 12730 Commonwealth Drive • Fort Myers, Florida 33913 Phone: 239-561-3311 • 800-237-3061 Fax: 239-561-1025 • www.crystek.com