cvh-731/751 straight multiplication hcmos vcxo 12730 commonwealth drive ? fort myers, florida 33913 phone: 239-561-3311 ? 800-237-3061 fax: 239-561-1025 ? www.crystek.com crystek corporation model cvh-731/751 is a 50mhz to 180mhz hcmos voltage controlled crystal oscillator. designed using stra ight multiplication operating at 3.3vdc or 5.0vdc and -40c to +85c operating temperature. this de sign provides cost advantage over the hff mesa design and superior performance over pll designs. this vcxo is also available in 3.3vdc and 5.0vdc clock oscillator versions. applications include broad band networks, sonet/sdh/dwd, atm, network/switch and base stations date: 11-feb-10 rev: e page 1 of 3
12730 commonwealth drive ? fort myers, florida 33913 phone: 239-561-3311 ? 800-237-3061 fax: 239-561-1025 ? www.crystek.com crystek corporation date: 11-feb-10 rev: e page 2 of 3 frequency range: temperature range: (option m) (option x) storage: frequency stability: (ppm) vs temp. (ref. to +25c) vs supply change 5% vs load change 10% input voltage: (731) (751) input current: input impedance: control voltage: (731) (751) settability at nominal: (731) (751) output: symmetry: (option y) rise/fall time: pullability apr: (ppm) linearity: logic: load: start-up time: modulation bw: sub-harmonics: phase noise typical: 10hz 100hz 1khz 10khz 100khz aging: 50mhz to 180mhz 0c to +70c (standard) -20c to +70c -40c to +85c -45c to 120c 15, 20, 25, 50, 100 max 5ppm max 3ppm max 3.3v 0.3v 5.0v 0.5v 25~60ma (freq. dependent) 10k ohms min. 1.65v 1.65v 2.5v 2.5v 1.65v 0.25v 2.5v 0.5v hcmos 40/60% max @ 50%vdd 45/55% max @ 50%vdd 2~10nsec @ 20% to 80% vdd (freq. dependent) 50, 100, 150, 200 min (see table) 10% max ?0? = 10% vdd max ?1? = 90% vdd min. 15pf typical 2msec typical, 5msec max >10khz @ -3db -35dbc typical -52 dbc/hz -85 dbc/hz -120 dbc/hz -150 dbc/hz -155 dbc/hz <3ppm 1st/yr, <1ppm thereafter cvh-731/751 straight multiplication hcmos vcxo
12730 commonwealth drive ? fort myers, florida 33913 phone: 239-561-3311 ? 800-237-3061 fax: 239-561-1025 ? www.crystek.com crystek corporation date: 11-feb-10 rev: e page 3 of 3 cvh-731/751 straight multiplication hcmos vcxo pin connection 1 7 8 14 volt cntrl gnd output vdd denotes pin 1 crystek part number frequency date code 0.750 (19.05) 0.820 (20.83) 0.520 (13.21) 0.450 (11.43) 0.300 (7.62) 0.260 (6.60) 0.600 (15.24) 0.300 (7.62) pin 1 pin 14 pin 7 pin 8 dimensions inches (mm) all dimensions are max unless otherwise specified. mechanical: shock: solderability: vibration: solvent resistance: resistance to soldering heat: environmental: gross leak: fine leak: thermal shock: moisture resistance: mil-std-883, method 2002, condition b mil-std-883, method 2003 mil-std-883, method 2007, condition a mil-std-202, method 215 mil-std-202, method 210, condition a, b or c mil-std-883, method 1014, condition c mil-std-883, method 1014, condition a1 mil-std-883, method 1011, condition a mil-std-883, method 1004 crystek part number guide #1 crystek 14 pin dip vcxo #2 model = straight multiplication: 731=3.3v or 751=5.0v #3 temp. range: (blank=0/70c) (m=-20/70c) (x=-40/85c) #4 duty cycle: blank=40/60%, y=45/55% #5 frequency stability: a= 15, b= 20, c= 25, d= 50, e= 100 #6 frequency pullability (apr min.): z= 50, y= 100, x= 150, w= 200 #7 frequency in mhz: 3 or 6 decimal places example: cvh-751xybx-125.000 5.0v, -40/85c, 45/55%, 20ppm, 150ppm, 125.000 mhz cvh - 731 x y b x - 125.000 #1 #7 #2 #3 #4 #5 #6
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