saw products features .......................................... ....................................p01 environmental conditions.......................... ...........................p01 mechanical characteristics ....................... ..........................p02 technical characteristics......................... ............................p03 sr b232 ultra low noise saw oscillator @ 320 mhz specifications rev. a2
sr b2 32 ultra low noise saw oscillator @ 320 mhz specifications rev. a2 july, 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 ultra low noise (uln), oven controlled, voltage con trolled, saw oscillator (ocvcso) output frequency: 320 mhz ultra low phase noise: - 170 dbc/hz @ 10 khz offs et (typical) - 178 dbc/hz noise floor (typical) frequency fine tuning by temperature control of the oven operating temperature range : [0 to + 50c] environment: shelters, stabilized platforms grade b packaging: 95 x 76 x 23 mm [3.75 x 3 x .9 2 ] sma connector for the frequency output + 2 feedthrus for dc supply and v control nota: typical phase noise of one oscillator measure d with the new dcnts from aeroflex environmental conditions parameters unit minimum typical maximum operating temperature range c 0 + 50 storage temperature range c - 40 + 85 typical phase noise
sr b2 32 ultra low noise saw oscillator @ 320 mhz specifications rev. a2 july, 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 foot-print: 96 x 77 mm max. [3.75 x 3 inch] height: 23.3 mm max. [0.916 inch] pin description pin number type label function 1 feedthru na nc 2 feedthru + ground (inside) dc supply voltage oscillator & oven power supply 3 female sma frequency output frequency output 4 feedthru + ground (outside) voltage control voltage control for electrical tuning 5 feedthru na nc
sr b2 32 ultra low noise saw oscillator @ 320 mhz specifications rev. a2 july, 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 frequency output v oltage control sr b232 dc supply voltage ground vc 0/vc case oven ps bpf phase shifter saw res. v dc v dc v dc electrical specifications electrical parameter test conditions unit min. typical max. frequency output pin 3, 50 w ww w load nominal frequency = fn definition mhz 320 output level pin 4 nc dbm 11.5 12.5 13.5 harmonics suppression second & third harmonics dbc - 30 phase noise @ 1 khz offset dbc/hz - 145 - 142 phase noise @ 10 khz offset dbc/hz - 170 - 167 phase noise @ 100 khz offset dbc/hz - 175 - 172 phase noise floor two SRB232 as dut & reference, phase noise is the sum of both oscillators test bench: aeroflex pn9000 (noise floor limited to -175 dbc/hz) dbc/hz - 178 - 175 vswr 320 mhz+/- 10 mhz - 2:1 free running mode pin 4 nc factory set accuracy @ 25 c ppm 0.1 0.5 temperature stability referenced to fn ppm 2 aging per year after 30 days continuous operation ppm 1 electrical tuning pin 4, 0 w ww w source voltage range v 2 7 relative tuning range referenced to fn ppm 4 slope within tuning range ppm / v +1.5 +2 +3 supply voltage pin 2 voltage range v dc 11.8 12 12.2 power supply ripple within [1 khz to 5 mhz] mvpp 10 supply current warm-up ma 700 supply current @ + 25c after warm-up time ma 270 3 50 warm up time frequency accuracy < 4 ppm mn 4 5
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