model 118 1?x1? stratum 3e ocxo ??? cts ? 171 covington dr. ? bloomingdale, il 60108 ? 800-757-6686 ? www.ctscorp.com ??? revision x3 page 1 of 4 electrical characteristics parameter sym conditions min typical max unit power requirements power supply vcc 5% 5% 3.135 4.75 3.30 5.0 3.465 5.25 vdc vdc turn-on power pmax vcc = max., std. load 3.5 4.0 w steady state power pss vcc = max, std. load @ +25 c 1.5 w warm-up time twu to meet full spec @ +25 c 15 minutes frequency stabilities center frequency f nom 10.0 10, 12.8, 16.384, 19.44, 20, 25, 26 38.88 mhz initial tolerance f cal ta = +25 c (at time of shipment) 0.2 0.5 ppm frequency vs. temperature ? f/ ? temp over operating temperature 6 8 ppb frequency vs. voltage ? f/ ? vcc vcc 5% 1 ppb frequency vs time (aging) ? f/ ? time per day 20 years 1 1.5 ppb ppm 24 hour holdover stability ? f/24hr inclusive of temperature, supply variation and 24 hours aging 8 10 ppb total free-running accuracy ? f/life all conditions for 20 years (reference to f nom ) 2.1 ppm electrical freq adjust option ? f/vc vc = 0 v to vcc 0.75 ppm waveform: hcmos output symmetry sym @ 50% level 40 50 60 % amplitude vo logic ?1? logic ?0? 0.9vcc 0.1vcc v v rise/fall times tr, tf 20% to 80% 4 7 nsec load rl output to ground 10k ? // 15pf sub-harmonics -25 dbc phase noise offset = 1 hz -70 -60 dbc/hz 10 hz -105 -95 dbc/hz 100 hz -130 -125 dbc/hz 1 khz -140 -130 dbc/hz 10 khz -142 -135 dbc/hz ? frequency stability to st ratum 3e of gr-1244 ? low phase jitter: <1psec ? +3.3vdc or +5.0vdc operation ? precision low aging ?sc? cut crystal ? through-hole or surface mount configuration ? rohs compliant
model 118 1?x1? stratum 3e ocxo ??? cts ? 171 covington dr. ? bloomingdale, il 60108 ? 800-757-6686 ? www.ctscorp.com ??? revision x3 page 2 of 4 environmental and mechanical requirements storage temperature : -55c to +125c reflow soldering : will withstand 240c for 20 seconds shock : 50 g?s 11 ms, pulse, 3 shocks per axis vibration : 10g?s peak, 20 to 2000 hz case : dual-in-line seal : resistance weld surface mount base : high temperature fr-4 msl : 1 6/6 rohs compliance : this product is full y compliant to rohs directive 2002/95/ec model 118 standard options model 118 - ___.________ example: 118lbft-20.000 supply voltage l = +3.3vdc s = +5.0 vcc op. temp.range a = 0c to +70c b = -40c to +85c elect. freq control f = fixed ? no adjust v = electrical fre q . control package style t = through-hole s = surface moun t frequency in mhz
model 118 1?x1? stratum 3e ocxo ??? cts ? 171 covington dr. ? bloomingdale, il 60108 ? 800-757-6686 ? www.ctscorp.com ??? revision x3 page 3 of 4 package specifications figure 1 figure 2 test # made in china xx.xxx mhz 118sacs yyww s/n xxxxx cts made in china xx.xxx mhz s/n xxxxx 118sacs yyww cts
model 118 1?x1? stratum 3e ocxo ??? cts ? 171 covington dr. ? bloomingdale, il 60108 ? 800-757-6686 ? www.ctscorp.com ??? revision x3 page 4 of 4 recommended land patern (surface mount pkg.)
|
