VFAC570 HCMOS/TTL Compatible Surface Mount Clock Oscillators • • • • • Electrical • Wide Frequency Range Very Low Phase Jitter EMI Shielded Tight Duty Cycle Available Wide Temperature Range (-55 ºC to ± 125 ºC) Available Tristate Control Standard Absolute Max. Ratings Features Electrical Connections Environmental and Mechanical All dimensions are typical unless otherwise specified. Parameter Input Break Down Voltage Storage Temp. Frequency Range Symb Condition Min Typ Max Unit Vcc –0.5 7 Ts –55 +125 F 4.0 160 MHz ±100 ppm Note V °C Frequency Stability ∆F/F Input Voltage Vcc Input Current Icc Load Duty Cycle 10 TTL gates or 50pF MAX, AC coupled 50 Ohm termination recommended @1.4V 40 50 60 % @50%Vcc 40 50 60 % Rise/Fall Time Tr/Tf Logic “1” Level Voh Max Load Logic “0” Level Vol Max Load Start–up Time Ts Phase Jitter 1ơ Input HIGH (>2.5v) or floating: ACTIVE Input LOW (<0.5v): INFINITE IMPEDANCE Tristate Function Enable/ Disable Time Operating Temperature Range Mechanical Shock Thermal Shock Overall conditions including: calibration, temp., aging 10 yrs, shock, vibration 4.75 3.15 5.00 3.30 F = 100MHz 15pF Load 5.25 3.45 50 0.4V to 2.4V 20% to 80% 1.5 0.9Vcc V Std LV Opt. mA 2 ns 0.1Vcc V 10 ms 1 ps 100 ns fj>1KHz 0ºC to +70ºC (-40ºC to +85ºC, and -55ºC to +125ºC available) Per MIL-STD-202, Method 213, Cond. E Per MIL-STD-883, Method 1011, Cond. A Vibration Soldering Conditions Hermetic Seal 260ºC for 10s, Max. Pin Out Pi#1-Tristate Control Pin #3-Output Per MIL-STD-883, Method 2007, Cond. A Leak rates less than 5 x 10-8 atm.cc/s of helium Pin #2-Ground Case Pin #4-Vcc Notes: 1. Up to ±20ppm available. 2. Current is load and frequency dependent. 3. Standard symmetry, tighter available. All specifications are subject to change without notice. 75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-435-5289 • www.valpeyfisher.com 1 3 V 2 Ts 1