EURO QUARTZ HDF62 LVDS OSCILLATORS 38.0MHz to 640.0MHz 11.4 x 9.6 x 2.5mm 6 pad SMD DESCRIPTION HDF62 series LVDS output oscillators cover the frequency range 38MHz to 640MHz. The design contains a high 'Q' fundamental crystal and utilizes a low jitter multiplier circuit. Integrated phase jitter is 0.5ps maximum. OUTLINE & DIMENSIONS SPECIFICATION Frequency Range: 38.0MHz to 640.0MHz Output Logic LVDS Phase Noise: See table Frequency Stability: See table Operating Temp Range Commercial: -10° to +70°C Industrial: -40° to +85°C Input Voltage: +2.5V or +3.3VDC ±5% Output Logic High '1' VOH: 1.4V typical, 1.6V max. Low '0' VOL: 0.9V min., 1.1V typical Differential Output Voltage VOD: 247mV min., 355mV typ., 454mV max. Output 1 - Output 2 Differential Output Error dVOD: -50mV min., 50mV max. Output Offset Voltage VOS: 1.125V min., 1.20V typ., 1.375V max. Offset Magnitude Error dVOS: 0mV min., 3mV typ., 25mV max. Rise/Fall Times: 0.7ns typical, 1.0ns max. (20% to 80% of LVDS waveform) Current Consumption (15pF load): 38MHz to 100MHz: 45mA max. 100.01 to 320MHz: 60mA max. 320.01 to 640MHz: 70mA max. Load: 50W from each output Start-up Time: 5ms typ., 10ms max. Duty Cycle: 50%±5% (at 1.5V) Drive Capability: 100 Ohms between outputs Input Static Discharge Prot: 2kV min. Storage Temperature Range: -55°C to +150°C Ageing: ±3ppm per year max., ±2ppm thereafter. At T amb +25°C Enable/Disable No connection: Both outputs enabled Disable: Both outputs are disabled when control pad is taken below 0.3V referenced to ground. Oscillator is always 'on'. (Special request oscillator is off when disabled.) Enable: Both Outputs are enabled when control pad is taken above 0.7 Vcc referenced to ground. ABSOLUTE MAXIMUM RATINGS (Permanent damage may be caused if operated beyond these limits.) Supply Voltage Vdd: +4.6VDC max. Input Voltage Vi: Vss -0.5 min., VDD +0.5V max. Input Voltage Vo: Vss -0.5 min., Vdd +0.5V max. STABILITY OVER TEMPERATURE RANGE Stability ±ppm 25 50 100 25 50 100 Offset dBc/Hz 10Hz 100Hz 1kHz 10kHz 100kHz 1MHz 10MHz -62 -92 -120 -132 -128 -140 -150 A B C D E F JITTER (156.520MHz) Typ. Max. Integrated Phase Jitter: 0.4ps 0.5ps (12kHz to 20MHz) Period Jitter: 3.0ps 5.0ps (RMS) Period Jitter: 20ps 30ps (peak to peak) PART NUMBERS HDF62 oscillator part numbers are derived as follows: Example: Temperature Range Order Code °C -10 to +70 -10 to +70 -10 to +70 -40 to +85 -40 to +85 -40 to +85 PHASE NOISE (156.250MHz) 3HDF621-A-250.000 Supply Voltage 25 = 2.5VDC 3 = 3.3VDC Series Designation Package Style 621 or 622 Stability Code (See table) Frequency EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 [email protected] www.euroquartz.co.uk