Surface Mount Oscillator, TCXO, TCVCXO Metal Package, 11 mm x 18 mm Frequency Output Level Level Duty Cycle Rise / Fall Time Output Load Frequency Stability Frequency Stability at +25° C Aging Supply Voltage Current Control Voltage (I721 / I722) Slope Temperature Operating Storage Environmental Package Information I521 / I522 / I721 / I722 Series * I522 / I722 I521 / I721 1.000 MHz to 40.000 MHz 10.000 MHz to 40.000 MHz HC-MOS / TTL Clipped Sine ‘0’ = 0.1 Vcc Max., ‘1’ = 0.9 Vcc Min. 1.0 V p-p Min. 50% ± 10% 10 nS Max. 15 pF, Fo < 50 MHz = 10 TTL, Fo > 50 MHz = 5 LSTTL 20K Ohms / 10 pF See Frequency Stability Table ± 1 ppm (I521 and I522) ± 1 ppm / Year Max. See Supply Voltage Table, tolerance ±5 % 50 mA Max. ** 3 mA Max. 1.65 VDC ± 1.5 VDC, ±5 ppm Min. for Vcc = 3.3 VDC, 2.5 VDC ± 2.0 VDC, ±5 ppm Min. for Vcc = 5.0 VDC Positive See Operating Temperature Table -40° C to +85° C See Appendix B for information MSL = 2a, Termination = e1 * I522 = HC-MOS TCXO, I521 = Clipped Sine TCXO, I722 = HC-MOS TCVCXO, I721 = Clipped Sine TCVCXO Part Number Guide Package and Output I521 I522 I721 I722 - Sample Part Number: I521 - 1Q3 - 20.000 Operating Temperature Frequency Stability vs. Temperature 7 = 0° C to +50° C *O = ±1.5 ppm Supply Voltage 5 = 5.0 VDC 3 = 3.3 VDC 1 = 0° C to +70° C *P = ±2.0 ppm 3 = -20° C to +70 C Q = ±2.5 ppm 2 = -40° C to +85° C R = ±3.0 ppm J = ±5.0 ppm NOTE: A 0.01 µF bypass capacitor is recommended between Vcc (pin 4) and Gnd (pin 2) to minimize power supply noise. * Not available for all temperature ranges. ** Frequency, supply, and load related parameters. 07/08 ILSI America Phone: 775-851-8880 • Fax: 775-851-8882• e-mail: [email protected] • www.ilsiamerica.com Specifications subject to change without notice F1 Frequency - 20.000 MHz