VCS3 series 1.8, 2.5, 3.3 volt CMOS Oscillator Features Quick delivery CMOS output 3.2mm x 2.5mm x 1.2 mm Output frequencies to 200.00 MHz Tri-state output for board test and debug -10/70 or 40/85 C operating temperature Gold over nickel contact pads VCS3 Crystal Oscillator Hermetically sealed ceramic SMD package Product is compliant to RoHS directive and fully compatible with lead free assembly Applications SONET/SDH/DWDM Ethernet, Gigabit Ethernet Storage Area Network Digital Video Broadband Access Microprocessors/DSP/FPGA Description f o Vectrons VCS3 Crystal Oscillator (XO) is quartz stabilized square wave generator with a CMOS Output output, operating from a 1.8, 2.5 or 3.3 volt Buffer / supply. Disable The VCS3 utilized a high performance, low frequency quartz resonator followed by a custom ASIC to synthesize the output frequency. Vectron International 267 Lowell Road, Hudson NH 03051 Tel: 1-88-VECTRON-1 e-mail: vectron vectron.com Table 1. Electrical Performance, 3.3V option Parameter Symbol Min Typical Maximum Units Frequency f 1.0 200.000 MHz O 1 Operating Supply Voltage V 2.97 3.3 3.63 V DD Absolute Maximum Operating Voltage -0.5 5.0 V Supply Current, Output Enabled I mA DD <30 MHz 10 30.01 to 75 MHz 15 75.01 to 133 MHz 20 133.01 to 200 MHz 25 Supply Current, Output disabled I 15 uA DD Output Logic Levels 2 Output Logic High V 0.9*V V OH DD 2 Output Logic Low V 0.1*V V OL DD Output Logic High Drive I 8 mA OH Output Logic Low Drive I 8 mA OL 2 Output Rise/Fall Time , fo 10MHz t t 3 ns R/ F fo>10MHz 2 ns 3 Duty Cycle SYM 45 55 % Operating Temperature (ordering option) -10/70 or 40/85 C Storage Temperature -55 125 C 4 Stability (ordering option) 25, 50, 100 ppm 5 Output Enable/Disable V Output Enabled 0.7*V DD Output Disabled 0.3*V DD Start-up time 2 ms 1. A 0.01uF and a 0.1uF capacitor should be located as close to the supply as possible (to ground). 2. Figure 1 defines these parameters. Figure 2 illustrates the operating conditions under which these parameters are tested and specified. 3. Symmetry is measured defined as On Time/Period. 4. Includes calibration tolerance, operating temperature, supply voltage variations, aging and shock and vibration (not under operation). 5. Output will be enabled if enable/disable is left open. t t F R I DD V OH 4 50% + 3 .1 F .01 F 1 2 V - V DD OL IC On Time 15pF + V C - Period Figure 1. Output Waveform Figure 2. Typical Output Test Conditions (25 5C) Vectron International 267 Lowell Rd, Hudson NH 03051 Tel: 1-88-VECTRON-1 e-mail: vectron vectron.com