Temperature Compensated Crystal Oscillator Voltage Trim Option Available CXOS / CXOSV Model 14 Pin Dip, 3.3V & 5V, Clipped Sine 8MHz to 30MHz 3.3V limited to 25.6MHz ±1ppm to ±5ppm ±0.5ppm Max ±0.3ppm Max -40°C to 85°C -55°C to 120°C 3.3V or 5V ± 5% ±3ppm Min Voltage Trim Pin 1 3mA 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 Designed to meet today's requirements for tighter frequency stability tolerance while reducing unit cost. VCTCXO Specification -100dBc/Hz -130dBc/Hz -140dBc/Hz -145dBc/Hz -150dBc/Hz <1ppm Max/Yr Aging: Voltage Trim Pin 1: Control Voltage: *A CRYSTEK Freq Part no DC Suggested PCB Layout .157 (4.00) .600 (15.24) .472 (12.00) .098 (2.50) .300 (7.62) .020 (0.50) ID= .051 (1.30) #7 #8 pin 14 pin 8 Vdd A C D E F G H Function 1 7 8 14 VT or NC GND OUT Vcc *A .075 (1.90) .178 (4.50) .197 (5.00) OUT mA M B .030 (0.76) .150 (3.81) .150 (3.81) PIN Dimensions inches (mm) All dimensions are Max unless otherwise specified. .039 (1.00) PWR Supply .300 (7.62) .360 (9.14) .157 (4.00) Min .300 (7.62) #14 ± 5ppm Min (5V) 2.5V ± 2.5V (3.3V) 1.65V ± 1.65V CXOS .720 (18.30) #1 ee Fr ad Le oHS ant R pli m Co O/P Load incl Probe Cl OSC. VM pin 1 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 Option GND CXOSV - 4 B C 3 - 25.000 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 #7 #1 Crystek TCXO Clipped Sine #2 V or blank = (V = Volt. Trim) (Blank = Mech. Trim) #3 4 or blank = Height (4 = 4.5mm)(Blank = 5mm) #4 Letter = Operating Temperature (see table 1) #5 Letter = Frequency Stability (see table 1) #6 3 or blank = Input Volt (3 = 3.3 volts) (Blank= 5V) #7 Frequency in MHz: 3 or 6 decimal places Freq. Stability (± ppm) 1.0 Crystek Part Number Guide Example: CXOS-4BC3-25.000 = mech. trim, 4.5mm, -10/60, ±2.5ppm, 3.3V, 25.000MHz CXOSV-4BC3-25.000 = volt. trim, 4.5mm, -10/60, ±2.5ppm, 3.3V, 25.000MHz Table 1 Specifications subject to change without notice. TD-020812 Rev. E