IQXO-350 Commercial Oscillator ISSUE 17 1 SEPTEMBER 2001 Minimum Order Information Required Frequency + Model Number + Operating Temperature (if Delivery Options applicable) + Frequency Stability Common frequencies are available from stock, please contact our sales office for current leadtimes Outline in mm Output Compatibility HCMOS/TTL/LSTTL Drive Capability: 50pF or 10TTL (<70.0MHz) 30pF (>70.0 to 160.0MHz) (1.0 to < 100.0kHz 15pF or 10 LS TTL only) 0.45 Package Outline 14-pin DIL compatible resistance welded enclosure, hermetically sealed with glass to metal seal. Available Pin connections 17 over 0 to 70C (IQXO-350) or -40 to 85C 1. N/C (IQXO-350I) 7. GND 8. Output 14 8 14. +Vs Standard Frequency Stabilities 15.24 25ppm, 50ppm, 100ppm (over operating temperature range) 21.0 max Operating Temperature Ranges 0 to 70C (IQXO-350) Output Waveform - HCMOS/TTL 40 to 85C (IQXO-350I) tf tr +Vs Storage Temperature Range 90%Vs 55 to 125C Environmental Specification 50%Vs Terminal Strength: 0.91kg max. Force perpendicular to 2.4V top & bottom 1.4V -8 10%Vs Hermetic Seal: not to exceed 1 x 10 mBar litres of 0.4V Helium leakage Solderability: MIL-STD-202E, Method 208C t 0V T Vibration: 10 to 55Hz 0.76mm displacement, sweep 60 Duty cycle = t x 100(%) T seconds, duration 2 hours Rapid Change of Temperature over Operating Test Circuit - HCMOS Temperature Range: 10 cycles 2 +Vs A Shock: 981m/s for 6ms, three shocks in each direction along the three mutually perpendicular planes Oscillator 17 Marking 14 8 Model number + Operating Temperature Code (if applicable) V 0.1 F 15pF* Oscilloscope Frequency Stability Code Frequency Tolerance Code (Optional) Frequency counter Frequency Date Code (Year/Week) *Inclusive of jigging & equipment capacitance 44 LEADED SPXOs 0.8 max 7.62 4.0 min 5.1 max 13.08 maxElectrical Specifications - maximum limiting values when measured in HCMOS test circuit. Frequency Frequency Supply Voltage Supply Current *Rise Time(tr) *Fall Time(tf) **Duty Cycle Model Number Range Stability 1.0 to 25ppm, 50ppm, 5V0.25V 10mA 10ns 10ns 45/55% IQXO-350, -350I < 100.0kHz 100ppm 100.0 to 25ppm, 50ppm, 5V0.25V 10mA 15ns 15ns 45/55% IQXO-350, -350I < 250.0kHz 100ppm 250.0kHz to 25ppm, 50ppm, 5V0.25V 30mA 15ns 15ns 45/55% IQXO-350, -350I < 5.0MHz 100ppm 5.0 to 25ppm, 50ppm, 5V0.25V 15mA 10ns 10ns 45/55% IQXO-350, -350I < 16.0MHz 100ppm 16.0 to 25ppm, 50ppm, 5V0.25V 30mA 10ns 10ns 45/55% IQXO-350, -350I < 30.0MHz 100ppm 30.0 to 25ppm, 50ppm, 5V0.25V 40mA 8ns 8ns 45/55% IQXO-350, -350I < 50.0MHz 100ppm 50.0 to 25ppm, 50ppm, 5V0.25V 50mA 6ns 6ns 40/60% IQXO-350, -350I < 70.0MHz 100ppm 70.0 to 25ppm, 50ppm, 5V0.25V 70mA 5ns 5ns 40/60% IQXO-350, -350I 160.0MHz 100ppm Ordering Example 22.0MHz IQXO-350I B Frequency Model number: -350 Operating Temperature Code: I = -40 to 85C Not applicable for 0 to 70C Frequency Stability: A = 25ppm, B = 50ppm, C = 100ppm Please note that the rise and fall times listed are the maximum values we specify to cover various frequency breaks. In practise the actual values are generally lower depending upon the spot frequency chosen. For typical values please contact our sales office. Test Circuit - TTL Test Circuit - LSTTL +Vs +Vs A A Oscillator Oscillator 1 7 1 7 400R 2.0k 14 8 D 14 8 D 1 1 D D 2 2 Oscilloscope Oscilloscope D D V V 0.1 F 0.1 F 15pF* 15pF* 3 3 D D 4 4 Frequency counter Frequency counter D1 to D4 = BAT85 D1 to D4 = IN4148 or equivalent or equivalent *Inclusive of jigging & equipment capacitance *Inclusive of jigging & equipment capacitance Note: Pin 1 = No connection on non tri-state models 45 LEADED SPXOs