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| IQXO-35, -36 Industrial Oscillator ISSUE 5; 19 OCTOBER 1999 Delivery Options I Tri-state Operation (IQXO-36) I Please contact our sales office for current leadtimes I Logic `0' to pin 1 disables oscillator output; when disabled the oscillator output goes to the high impedance state No connection or Logic `1' to pin enables oscillator output Maximum `pull-down' resistance required to disable output = 20k Disable current 50A typical Output Compatibility I HCMOS/TTL Drive Capability: 50pF or 10TTL Non tri-state (IQXO-35) I I I I I Tri-state (IQXO-36) Marking I Package Outline I Model number Frequency Stability Code Frequency Tolerance Code (Optional) Frequency Date Code (Year/Week) 8-pin DIL compatible resistance welded enclosure, hermetically sealed with glass to metal seals and high environmental performance I I Standard Frequency Stabilities LEADED SPXOs I I 25ppm, 50ppm, 100ppm (over operating temperature range) I Frequency Tolerance @ 25C (Optional) I Minimum Order Information Required I 5ppm, 10ppm, 25ppm Frequency + Model Number + Frequency Stability Operating Temperature Range I Outline in mm 0.8 max 5.8 max tr 13.20 8 5 7.62SQ tf 4.0 min 13.20 Pin connections 1. N/C or Enable/Disable. 4. GND 5. Output 8. +Vs 1 4 -40 to 85C 11.8 Storage Temperature Range I -55 to 125C Environmental Specification I 0.5 Acceleration: 490m/s2 for 1 minute in the `Y1' plane Bump: 4000 bumps at 390m/s2 in each of the three mutually perpendicular planes Hermetic Seal: not to exceed 1 x 10-8 mBar litres of Helium leakage Humidity: steady state: in accordance with test Ca of IEC 60068-2-3, for 56 days at 40C at a relative humidity of 93%, cyclic: in accordance with test Db variant of IEC 60068-2-30, at severity b), 55C for six cycles Shock: 981m/s2 for 6ms, three shocks in each direction along the three mutually perpendicular planes Solderability: BS2011 test TA Rapid Change of Temperature Temperature Range: 10 cycles. over Operating 50%Vs I I I I Output Waveform - HCMOS/TTL +Vs 90%Vs I I I Vibration: 10 to 60Hz 0.75mm displacement, 60 to 2000Hz 98.1m/s2 acceleration, 30 minutes in each of three mutually perpendicular planes 2.4V 10%Vs 1.4V 0.4V T Duty cycle = t x 100(%) T 0V t 48 Electrical Specifications - maximum limiting values when measured in HCMOS test circuit. Frequency Range 500.0kHz to < 5.0MHz 5.0 to < 16.0MHz 16.0 to < 30.0MHz 30.0 to < 50.0MHz 50.0 to 70.0MHz Ordering Example Frequency Model number -35 = Non tri-state, -36 = Tri-state Frequency Stability: A = 25ppm, B = 50ppm, C = 100ppm LEADED SPXOs Frequency Stability 25ppm, 50ppm, 100ppm 25ppm, 50ppm, 100ppm 25ppm, 50ppm, 100ppm 25ppm, 50ppm, 100ppm 25ppm, 50ppm, 100ppm Supply Voltage 5V0.25V 5V0.25V 5V0.25V 5V0.25V 5V0.25V Supply Current 20mA 20mA 30mA 40mA 50mA Rise Time(tr) 15ns 10ns 10ns 8ns 6ns 22.0MHz Fall Time(tf) 15ns 10ns 10ns 8ns 6ns IQXO-35 BF Duty Cycle 45/55% 45/55% 45/55% 45/55% 40/60% Model Number IQXO-35, -36 IQXO-35, -36 IQXO-35, -36 IQXO-35, -36 IQXO-35, -36 Frequency Tolerance @ 25C: D = 5ppm; E = 10ppm; F = 25ppm Please note: Code combination A F is not available Test Circuit - HCMOS Oscillator 14 85 A +Vs Test Circuit - TTL A Oscillator 14 85 +Vs D1 400R D2 V 0.1F 15pF* Oscilloscope V 0.1F 15pF* D3 D4 Oscilloscope Frequency counter *Inclusive of jigging & equipment capacitance Note: Pin 1 = No connection on non tri-state models Frequency counter D1 to D4 = IN916 or equivalent *Inclusive of jigging & equipment capacitance Note: Pin 1 = No connection on non tri-state models 49 |
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