G326 EUROQUARTZ | Alldatasheet
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EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE EURO QUARTZ Micro-miniature 6 pad SMD package VCXO Frequency range 1.0MHz to 50.0MHz CMOS/TTL Output Supply Voltage 1.8V, 2.5V, or 3.3V or 5.0VDC Integrated Phase Jitter 200fs typical Fundamental mode crystals for best phase noise performance 3.2 x 2.5 x 1.0mm 6 pad SMD CMOS Model: 'G' Series Input Voltage: Vdd = +1.8VDC±5% Vdd = +2.5VDC±5% Vdd = +3.3VDC±5% Vdd = +5.0VDC±10% Output Wave Form: CMOS/TTL Initial Freq. Accuracy Tune with Vc = 0.9V±0.15V Tune with Vc = 1.25V±0.2V Tune with Vc = 1.65V±0.2V Tune with Vc = 2.5V±0.2V Output Logic High '1' 1.62V minimum 2.25V minimum 2.97V minimum 4.5V minimum Output Logic Low '0' 0.183V maximum 0.25V maximum 0.33V maximum 0.5V maximum Frequency Deviation Range: Standard ±80ppm min. Standard ±80ppm min. Standard ±80ppm min. Standard ±80ppm min. Control Voltage Centre: 0.9VDC 1.25VDC 1.65 VDC 2.5 VDC SUPPLY VOLTAGE DEPENDENT SPECIFICATION GENERAL SPECIFICATION Frequency Stability: Output Load TTL: 2 TTL gates CMOS: 15pF Rise/Fall Times TTL: 6ns max., 4ns typical Measured between 0.4V to 2.4V CMOS: 6ns max., 4ns typical Measured between 20% to 80% of wave form, (CL = 15pF) Duty Cycle: 50%±10% standard, 50%±5% is available, add 'S' to part number Integrated Phase Jitter: 200fs max. (12kHz to 20MHz) Start-up Time: 10ms max., 5ms typical Current Consumption: 10~45mA, freq. dependant e.g. 27MHz: 10mA @ 3.3V 27MHz: 20mA @5.0V Linearity: 6% typical, 10% max. Modulation Bandwidth: 10kHz min. Measured at -3dB with V control at 1.65V or 2.5V Input Impedance: 1MΩ typical Slope Polarity: Monotonic and positive (An increase of control voltage increases output frequency.) Ageing: ±3ppm per year max. Tri-state Enable high: No connection or VDD-0.5V min. is applied to Tri-state pin to enable. Disable: Ground +0.5V max. disables output. (High impedance) Page 1 of 2 OUTLINE AND DIMENSIONS G326 VCXO FREQUENCY STABILITY OVER TEMPERATURE* Commercial -10° to +70°C A B C Industrial -40 to +85°C D E F Frequency Stability over Operating Temp. Range** ±25ppm ±50ppm ±100ppm Offset 10Hz 100Hz 1kHz 10kHz 100kHz 1MHz dBc/Hz -83 -115 -138 -151 -153 -159 PHASE NOISE Characteristics typical of 27MHz, +3.3V supply. 1.0MHz ~ 50.0MHz
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE EURO QUARTZ Page 2 of 2 PART NUMBER SCHEDULE Example: 3G326B-100N-27.000 Supply Voltage 18 = +1.8V 25 = +2.5V 3 = +3.3V 5 = +5.0 V TRANSFER FUNCTION Typical response of 3G326-C-150N-27.000 (at 25°C, positive transfer) Series Designator G326 Stability over temperature range A = ±25ppm over -10° to +60°C B = ±50ppm over -10° to +60°C C = ±100ppm over -10° to +60°C D = ±25ppm over -40° to +85°C E = ±50ppm over -40° to +85°C F = ±100ppm over -40° to +85°C Frequency MHz Pullability ±ppm Pullability determinator N = minimum M = maximum T = Typical 3.2 x 2.5 x 1.0mm 6 pad SMD CMOS G326 VCXO 1.0MHz ~ 50.0MHz