EURO QUARTZ GV8 CMOS VCXO 8 pin Dual-in-Line Frequency range 50.01MHz to 200MHz LVCMOS Output Supply Voltage 3.3 VDC High Q fundamental mode crystal Low jitter multiplier circuit Low unit cost DESCRIPTION GV8 VCXOs, are packaged in an industry-standard, 8 pin Dual in Line package. The VCXO incorporates a high Q fundamental mode crystal and a low jitter multiplier circuit. SPECIFICATION Frequency Range: Supply Voltage: Output Logic: Integrated Phase Jitter: Period Jitter RMS: Period Jitter Peak to peak: Phase Noise: Initial Frequency Accuracy: Output Voltage HIGH (1): Output Voltage LOW (0): Pulling Range: Temperature Stability: Output Load: Start-up Time: Duty Cycle: Rise/Fall Times: Current Consumption: Linearity: Modulation Bandwidth: Input Impedance: Slope Polarity: (Transfer function) Storage Temperature: Ageing: Enable/Disable (Tristate): RoHS Status: 50.01MHz to 200.0MHz 3.3 VDC ±5% LVCMOS 2.3ps typical, 4.0ps maximum (for 155.250MHz) 4.0ps typical (for 155.250MHz) 27.0ps typical (for 155.250MHz) See table below Tune to the nominal frequency with Vc= 1.65 ±0.2VDC 90% Vdd minimum 10% Vdd maximum From ±30ppm to ±150ppm See table 15pF 10ms maximum, 5ms typical 50% ±5% measured at 50% Vdd 1.2ns typical (15pF load) 25mA maximum (15pF load) 10% maximum, 6% typical 25kHz minimum 2 MW minimum Monotonic and Positive. (An increase of control voltage always increases output frequency.) -50° to +100°C ±5ppm per year maximum Not available (4 pad package) Fully compliant PHASE NOISE Offset 10Hz 100Hz 1kHz 10kHz 100kHz 1MHz 10MHz Frequency 155.25MHz -65dBc/Hz -95dBc/Hz -120dBc/Hz -128dBc/Hz -122dBc/Hz -120dBc/Hz -140dBc/Hz FREQUENCY STABILITY Stability Code Stability ±ppm Temp. Range A 25 0°~+70°C B 50 0°~+70°C C 100 0°~+70°C D 25 -40°~+85°C E 50 -40°~+85°C F 100 -40°~+85°C If non-standard frequency stability is required Use ‘I’ followed by stability, i.e. I20 for ±20ppm PART NUMBERING Example: 3GV8B-80N-156.25 Supply Voltage 3 = +3.3V Series Designator GV8 Stability over temperature range (See table) Pullability in ±ppm Pullability determinator N = minimum M = maximum T = Typical Frequency in MHz EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 Email: [email protected] www.euroquartz.co.uk