Temperature Compensated Crystal Oscillator Voltage Trim Option Available CXOSD4 / CXOSVD4 Model 4 Pin SMD, 3.3V & 5V, Clipped Sine 8MHz to 30MHz 3.3V limited to 25.6MHz ±1ppm to ±5ppm ±0.5ppm Max ee Fr ad ±0.3ppm Max Le oHS ant R pli -40°C to 85°C om C -55°C to 120°C 3.3V or 5V ± 5% ±3ppm Min Voltage Trim Pin 1 2mA Typ, 5mA Max Clipped Sinewave 5V = 1.0Vpp Min 3.3V = 0.8Vpp Min 20K Ohm / 5pF Max Frequency Range: Frequency Stability: Freq. Stability vs Volt: Freq. Stability vs Load: Temperature Range: Storage: Input Voltage: Mech. Trim. Range: (Option V) Input Current: Output:: Output Voltage: Load: Phase Noise Typ: 10Hz 100Hz 1KHz 10KHz 100KHz Aging: VCTCXO Specification -100dBc/Hz -130dBc/Hz -140dBc/Hz -145dBc/Hz -150dBc/Hz <1ppm Max/Yr Voltage Trim Pin 1: Control Voltage: ± 5ppm Min (5V) 2.5V ± 2.5V (3.3V) 1.65V ± 1.65V CXOSD4 .878 (22.3) .732 (18.60) .177 (4.5) Designed to meet today's requirements for tighter frequency stability tolerance while reducing unit cost. .019 ±.004 (0.5 ±0.1) CRYSTEK Freq DC #1 Bottom View .480 (12.20) #4 #2 .311 ±.020 (7.9 ±0.5) PIN Function 1 2 3 4 VT or NC GND OUT Vcc #3 .197 (5.0) .614 ±.020 (15.6 ±0.5) .157 Dimensions inches (mm) (4.00) All dimensions are Max unless otherwise specified. OUT mA M pin 14 pin 8 Vdd PWR Supply A B C D E F G H O/P Load incl Probe Cl pin 1 Option GND pin 7 #1 P 1.5 A 2.0 2.5 3.0 4.0 5.0 2.0 2.5 3.0 4.0 5.0 2.0 2.5 3.0 4.0 5.0 2.0 2.5 3.0 4.0 5.0 2.0 2.5 3.0 4.0 5.0 2.0 2.5 3.0 4.0 5.0 2.0 2.5 3.0 4.0 5.0 3.0 4.0 5.0 D E F B C #2 #3 #4 #5 #6 #1 Crystek TCXO 4 Pin SMD Clipped Sinewave #2 V or blank = (V = Volt.Trim) (Blank = Mech. Trim) #3 Letter = Operating Temperature (see table 1) #4 Letter = Frequency Stability (see table 1) #5 3 or blank = Input Volt (3 = 3.3 volts) (Blank= 5V) #6 Frequency in MHz: 3 or 6 decimal places Freq. Stability (± ppm) 1.0 Crystek Part Number Guide CXOSVD4 - B C 3 - 25.000 OSC. VM Operating Temperature 0°C to 50°C -10°C to 60°C -10°C to 70°C -20°C to 70°C -30°C to 60°C -30°C to 70°C -30°C to 75°C -40°C to 85°C OUT Example: CXOSD4-BC3-25.000 = mech. trim, -10/60, ±2.5ppm, 3.3V, 25.000MHz CXOSVD4-BC3-25.000 = volt. trim, -10/60, ±2.5ppm, 3.3V, 25.000MHz Table 1 Specifications subject to change without notice. TD-020816 Rev. D 29