? api technologies corp. proprietary information | www.apitech.com | micro.apitech.com | +1. 888.553.7531 | microwavesales@apitech.com page # rev date: features 12/12/2013 1 description the api 725 series is a high performance line of saw oscillators providing superior communication distances for frequencies of 350 mhz to 4 , 000 mhz and phase lock loop for heritage applications . the radiation tolerant voltage controlled saw oscillators (vcso) are designed for space, satellite communications and aerospace systems . the API725 series is a high performance line of saw oscillators providing superior performance at operating frequencies of 350 mhz to 4,000 mhz. the vcsos deliver low phase noise performance ( - 109 dbc/hz at 1 khz) and low vibration sensitivity (2 x 10 - 9 per g). apis space - qualified vcsos are standard products that can be modified to customer requirements for output frequency, frequency range and control voltage sensitivity. apis vcsos meet exceptional radiation tolerance at testing levels with radiation exposure to 200 krad total dosage . the vcsos are constructed in hermetically sealed kovar packages using ruggedized hybrid construction to provide high - reliability and outstanding performance over a wide temperature range ( - 55 c to + 100 c) . this series includes models which have internal frequency multiplication of 2 or 4 to provide output frequencies in the 700 mhz to 4 , 000 mhz range . api technologies | space - qualified ? radiation tolerance : has been tested with radiation exposure up to 200 krad ? the only provider of space - qualified vcsos on mil - prf - 38534 class h and k certified production lines ? dedicated program management absolute max ratings ? operating temperature : - 55 c to + 100 c ? storage temperature : - 55 c to + 125 c ? power supply voltage : 13v ? tuning voltage : - 2 v to + 12 v radiation tolerant voltage controlled saw oscillator space - qualified vcso with ruggedized hybrid construction API725 series ? low phase noise: - 109 dbc/hz at 1 khz ? low vibrations sensitivity: 2 x 10 - 9 per g ? hermetic kovar package: 1.0 x 1.0 x .2 smt ? operating range: - 55 c to +100 c ? applications include: phase lock loops, local oscillators, low noise clocks, clock recovery for space, satellite, and aerospace
? api technologies corp. proprietary information | www.apitech.com | micro.apitech.com | +1. 888.553.7531 | microwavesales@apitech.com page # rev date: 12/12/2013 2 radiation tolerant voltage controlled saw oscillator technical specifications space - qualified vcso with ruggedized hybrid construction API725 series parameter min typical max units notes center frequency range 350 4,000 mhz tuning range 700 ppm kvco 140 ppm/v tuning linearity -10 10 % deviation from best l inear f it output power 8 10 dbm harmonic spurious -30 dbc sub - harmonic spurious -25 dbc for multiplier versions only non - harmonic spurious -60 dbc ssb phase noise fundamental 20logn applies for multiplied version f = 1 khz -109 dbc /hz f = 10 khz -132 dbc /hz f = 100 khz -152 dbc /hz f = 1 mhz -160 dbc /hz f = 10 mhz -160 dbc /hz vcc 7.6 8 8.4 volts consult factory for other available vcc icc 120 150 ma operating temperature -55 +100 c case temperature specifications apply at vcc = 8.0v and tcase = 25 c unless otherwise specified
? api technologies corp. proprietary information | www.apitech.com | micro.apitech.com | +1. 888.553.7531 | microwavesales@apitech.com page # rev date: 12/12/2013 3 radiation tolerant voltage controlled saw oscillator block diagram space - qualified vcso with ruggedized hybrid construction API725 series outline drawing 1) formed leads are available
? api technologies corp. proprietary information | www.apitech.com | micro.apitech.com | +1. 888.553.7531 | microwavesales@apitech.com page # rev date: 12/12/2013 4 radiation tolerant voltage controlled saw oscillator phase noise and spurious data space - qualified vcso with ruggedized hybrid construction API725 series API725 series output to 2 ghz typical API725 series ssb phase noise
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