ocxos cfpo-5: standard ocxo (for stratum 3e and umts) issue 3; 1 september 2001 description sc cut standard ocxo (cfpo-5a) at cut standard ocxo (cfpo-5b) package outlines 26.0 x 36.0 x 19.0mm (36) 36.0 x 26.5 x 19.0mm with oven alarm (36a) 36.0 x 26.5 x 12.7mm (36b) supply options standard: 5v (5) optional: 3.3v (3.3), 12v (12) standard frequencies 8.1920, 10.0, 12.8, 13.0, 16.3840, 19.440, 20.0, 26.0, 38.4, 38.880mhz frequency range 4.0960 to 38.88mhz power consumption warm up: < 3.5w @ 25c: < 1.8w (calm air) warm up time @25c (typical) < 1 x 10 ?7 after 5 minutes (calm air) output compatibility standard: hcmos (c) option: sine (s) > 0 dbm on 50w load frequency stability vs supply voltage change (5%) and load change (1 to 2 hcmos) < 5 x 10 ?9 phase noise @ 10.0mhz (cfpo-5 a1) 10hz: < ?120 dbc/hz 100hz: < ?140 dbc/hz 1khz: < ?150 dbc/hz 10khz: < ?155 dbc/hz frequency control linearity < 10% outline in mm - package 36 outline in mm - package 36a 32 5 4 25.4 26.5 max 36.0 max 19.0 max 4.5 min ? 0.80.05 17.8 pin function 1. input supply (+) 2. output reference voltage 3. n/c 4. mechanical gnd and (?) supply 5. output signal 1 bottom view all tolerances 0.2mm environmental specification (non-operating) vibration: 10g for 10 to 500hz shock: 50g for 11ms storage temperature range: ?55 to 90c marking includes model number (including options) frequency serial number date code (year/week) 32 5 4 25.4 26.5 max 36.0 max 19.0 max 4.5 min ? 0.80.05 17.8 pin function 1. input supply (+) 2. output reference voltage 3. n/c 4. mechanical ground and (?) supply 5. output signal 1 bottom view all tolerances 0.2mm europe tel: +44 (0)1460 270200 fax: +44 (0)1460 72578 website : www.cmac.com americas tel: +1 919 941 9333 fax: +1 919 941 9371 asia tel: +86 755 8826 5991 fax: +86 755 8826 5990
ocxos operating stability within long term stability @ 25c frequency model number package temperature temperature after 30 days operation adjustment range* range pk to pk per day per month per year from ov to vref (**) (pk-pk) < 1 x 10 -8 < 2 x 10 -10 < 6 x 10 -9 < 3 x 10 -8 > 7 x 10 -7 cfpo-5 a1 36 ?10 to 70c < 3 x 10 -10 < 1 x 10 -8 < 5 x 10 -8 > 7 x 10 -7 cfpo-5 a2 36a < 2 x 10 -8 < 5 x 10 -10 < 2 x 10 -8 < 1 x 10 -7 > 2 x 10 -6 cfpo-5 a3 < 1 x 10 -9 < 3 x 10 -8 < 1.5 x 10 -7 > 2 x 10 -6 cfpo-5 a4 36 < 5 x 10 -8 < 1 x 10 -9 < 3 x 10 -8 < 1.5 x 10 -7 > 2 x 10 -6 cfpo-5 b1 or ?10 to 70c < 2 x 10 -9 < 6 x 10 -8 < 3 x 10 -7 > 4 x 10 -6 cfpo-5 b2 36a < 1 x 10 -7 < 1 x 10 -9 < 3 x 10 -8 < 1.5 x 10 -7 > 2 x 10 -6 cfpo-5 b3 or < 3 x 10 -9 < 1 x 10 -7 < 5 x 10 -7 > 4 x 10 -6 cfpo-5b4 36b electrical specification ordering example cfpo-5 b2 36-c5 a 10.0mhz model package outline (36) (36a) (36b) output signal (c) (s) supply voltage (5) (12) (3.3) oven alarm option (a) frequency (mhz) * please note: extended operating temperature ranges may be available on request, please contact our sales office for further d etails. ** v ref. voltage reference +2.8v with 3.3v voltage supply +4v with +5v voltage supply +5v with +12v voltage supply 17.8 25.4 26.5 36.0 1 2 3 4 all tolerances 0.2mm ? 0.80.05 4.60.5 0.950.15 bottom view 5 12.7 pin function 1. input frequency control 2. output reference voltage 3. input supply (+) 4. output signal 5. mechanical gnd and (-) supply ref 20k manual freq. adjust. settability < 1 x 10 -8 fine manual freq. adjust. settability <1 x 10 ref 20k 1k -10 ref 10k v in freq. control voltage and manual adjust 20k ext. freq. control voltage nc v in all potentiometers must be 10 turns type with temperature coefficient 50ppm/c out ifc out ifc out ifc out ref ifc gnd gnd gnd gnd external frequency adjustment outline in mm - package 36b europe tel: +44 (0)1460 270200 fax: +44 (0)1460 72578 website : www.cmac.com americas tel: +1 919 941 9333 fax: +1 919 941 9371 asia tel: +86 755 8826 5991 fax: +86 755 8826 5990
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