saw products features .......................................... ....................................p01 environmental conditions.......................... ...........................p01 mechanical characteristics ....................... ..........................p02 technical characteristics......................... ............................p03 sr d02 ultra low noise phase locked 500 mhz saw oscillator preliminary specification (rev.a1)
sr d 0 2 ultra low noise phase locked 500 mhz saw oscillator preliminary specification (rev.a1) may 2009 temex reserves the right to modify herein specifica tions and informations at any time when necessary t o provide optimum performance and cost. 1 s a w p r o d u c t s features phase locked saw oscillator nominal frequency: 500 mhz ultra low phase noise: - 165 dbc/hz @ 10 khz offse t (typical) - 181 dbc/hz noise floor (typical) external reference: 10 mhz ultra stable crystal osci llator digital phase lock loop automatic frequency calibration at warm-up time airborne environment (suspended oscillator core) shielded package 70 x 70 x 35 mm sma connectors for frequency output and reference in put solder pins (feedthru filters) for dc power supply & status environmental conditions parameters unit minimum typical maximum operating temperature range c - 40 + 70 storage temperature range c - 40 + 85 random vibration g2/hz [bw hz] 0.02 [10-1000] 0.005 [1000-2000] mechanical shock - half sine 30 g 11 ms humidity - as per mil-std- 810f method 507.4 (93% rh at 60c) low pressure & temperature - 120 hpa within [-40, +55 c] constant acceleration - 18 g all directions
sr d 0 2 ultra low noise phase locked 500 mhz saw oscillator preliminary specification (rev.a1) may 2009 temex reserves the right to modify herein specifica tions and informations at any time when necessary t o provide optimum performance and cost. 2 s a w p r o d u c t s mechanical characteristics package: machined, shielded enclosure sma connector & feedthru solder pins case: ag4,5mc finish: ni15(i)/zn1(ii)/ag4,5mc foot-print: 70 x 70 mm typical 0.2 mm height: 35 mm typical 0.2 mm pin description pin number type label function 1 female sma frequency output 500 mhz 2 feedthru + ground dc supply voltage oscillator & oven power supply 3 feedthru + ground status ready or alarm 4 female sma reference input 10 mhz
sr d 0 2 ultra low noise phase locked 500 mhz saw oscillator preliminary specification (rev.a1) may 2009 temex reserves the right to modify herein specifica tions and informations at any time when necessary t o provide optimum performance and cost. 3 s a w p r o d u c t s technical characteristics block diagram electrical specifications electrical parameters unit minimum typical maximum frequency output (sma connector) nominal frequency mhz 500 relative frequency stability ppm as reference input warm up time (phase locked) mn 2 5 output level (50 w ww w load) dbm 11.5 12.5 13.5 harmonics suppression dbc 30 phase noise @ 1 khz offset (static) dbc/hz - 141 - 1 37 - 134 phase noise @ 2 khz offset dbc/hz - 150 - 146 - 143 phase noise @ 10 khz offset dbc/hz - 168 - 165 - 162 phase noise @ 100 khz offset dbc/hz < - 180 - 180 - 175 phase noise floor (see note here after) dbc/hz < - 1 80 < - 180 - 175 vswr - 2:1 reference input (sma connector) nominal frequency mhz 10 relative frequency stability (all causes) ppm 0.3 input level (50 load) dbm 10 13 harmonics suppression dbc 30 dc supply voltage (v dc pin) voltage range v dc 11.75 12 12.25 supply current ma 300 @ + 25c 750 ripple (dc to 5 mhz) mvpp 10 status (status pin) interface - open drain (external pull resistor to 3.3 v) logic 1 - oscillator ready logic 0 - alarm (warm up or failure)
sr d 0 2 ultra low noise phase locked 500 mhz saw oscillator preliminary specification (rev.a1) may 2009 temex reserves the right to modify herein specifica tions and informations at any time when necessary t o provide optimum performance and cost. 4 s a w p r o d u c t s note on the measurement of sr d02 phase noise: sr d02 features a phase noise floor which is better than the noise floor of current test setups as show n below with e. g. the pn9000 setup of aeroflex: noise floor meas urement is limited around C 175 dbc/hz by the noise floor of the test setup, multi-channel measurement and cross correlation tec hnique improve the noise floor of the test setup as e. g. with the new dcnts (dual core noise test system) of aerof lex: residual noise floor is better than C 190 dbc/ hz with this later setup, sr d02 noise floor is measure d at C 182 dbc/hz! typical phase noise test setup : aeroflex pn9000 noise floor limitation typical phase noise test setup : aeroflex dcnts no limitation on noise floor dcnts noise pn9000 noise
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