specifications subject to change without notice. all dimensions in inches. ? copyright 2008 the connor-winfield corporation 2111 comprehensive drive aurora, illinois 60505 phone: 630- 851- 4722 fax: 630- 851- 5040 www.conwin.com bulletin tx211 page 1of2 revision p03 date 24 sep 2008 us headquarters: 630-851-4722 european headquarters: +353-61-472221 description package layout features: pad connections ultra-miniature precision tcxo / vctcxo applications gps receivers the connor-winfield 2.5x3.2mm temperature compensated crystal oscillators and voltage controlled temperature compensated crystal oscillators are designed for use in gps applications requiring tight frequency stability over the -30 to 85 temperature range. through the use of analog temperature compensation, this device is capable of holding sub 1-ppm stabilities over the wide temperature range. c model: cxx - series 2.5v or 3.3v operation clipped sinewave output logic ulta-miniature 2.5x3.2mm smt package frequency stabilities available: 1.00ppm temperature ranges available: -30 to 85 c low power <2ma low jitter <1ps rms tape and reel packaging rohs compliant / lead free 0.50ppm, , 1.50ppm, 2.00ppm ordering information pad connection 1 voltage control (vctcxo) n/c (tcxo) 2 ground 3 output 4 supply, vcc 3 type: precision tcxo vctcxo 2.5x3.2mm package features: 1 = tcxo, 2.5vdc, -30 to 85 2 = vctcxo, 2.5vdc, -30 to 85 3 = tcxo, 3.3vdc, -30 to 85 4 = vctcxo, 3.3vdc, -30 to 85 c c c c frequency stability: 2= 1= 3= 4= 0.50 ppm 1.50 ppm 2.00 ppm 1.00 ppm c 1 suggested pad layout 200 8j 0.0 c31 0.055 max. (1.40mm max.) 0.128 (3.20mm) 0.098 (2.50mm) 0.094 (2.38mm) 0.027 (0.69mm) 0.071 (1.80mm) 0.039 (1.00mm) 0.121 (3.08mm) 0.025 (0.64mm) 200 c31 0.0 8j dimensional tolerance: +/-005 (+/-0.127mm) pin 1 020.0m 0.037 (0.94mm) 0.0325 (0.83mm) 0.0625 (1.59mm) 0.035 (0.89mm) 0.037 (0.94mm) 0.035 (0.89mm) example part number: c31-020.0m = 2.5x3.2mm, tcxo, clipped sinewave, 3.3vdc, -30 to 85c, +/-0.50ppm, output frequency 20.0mhz output frequency: frequency format -xxx.xm min.* -xxx.xxxxxxm max.* *amount of numbers after the decimal point. m = mhz please consult the factory for available frequencies.
2111 comprehensive drive aurora, illinois 60505 phone: 630-851-4722 fax: 630-851-5040 www.conwin.com us headquarters: 630-851-4722 european headquarters: +353-61-472221 bulletin page revision date tx211 2of2 p03 24 sep 2008 model specifications specifications subject to change without notice. all dimensions in inches. ? copyright 2008 the connor-winfield corporation features test circuit cxx - series 2.5v or 3.3v operation clipped sinewave output logic ulta-miniature 2.5x3.2mm smt package frequency stabilities available: temperature ranges available: -30 to 85 c low power <2ma low jitter <1ps rms tape and reel packaging rohs compliant / lead free recommended for new designs 0.50ppm, 1.00ppm, 1.50ppm, 2.00ppm electrical specifications for all models output waveform 120c 150c 180c 260c 0 220c 360 sec. max. 120 s max. 10 s 60 s max. time temperature 260c solder profile model number c11 c31 c21 c41 note tcxo / vctcxo tcxo tcxo vctcxo vctcxo supply voltage 2.5vdc 3.3vdc 2.5vdc 3.3vdc frequency stability 0.50ppm 1 temperature range -30 to 85c model number c12 c32 c22 c42 note tcxo / vctcxo tcxo tcxo vctcxo vctcxo supply voltage 2.5vdc 3.3vdc 2.5vdc 3.3vdc frequency stability 1.00ppm 1 temperature range -30 to 85c model number c13 c33 c23 c43 note tcxo / vctcxo tcxo tcxo vctcxo vctcxo supply voltage 2.5vdc 3.3vdc 2.5vdc 3.3vdc frequency stability 1.50ppm 1 temperature range -30 to 85c model number c14 c34 c24 c44 note tcxo / vctcxo tcxo tcxo vctcxo vctcxo supply voltage 2.5vdc 3.3vdc 2.5vdc 3.3vdc frequency stability 2.0ppm 1 temperature range -30 to 85c note: 1) frequency stability vs. change in temperature. [(fmax ? fmin)/2.fo]. absolute maximum ratings parameter units minimum nominal maximum units note storage temperature -55 - 125 c supply voltage (vcc) -0.5 - 6.0 vdc input voltage (vc) -0.5 - vcc+0.5 vdc operating specifications parameter minimum nominal maximum units note frequency range 10 - 40 mhz frequency calibration (tcxo models) -1.00 - 1.00 ppm aging per year -1.00 - 1.00 ppm supply voltage variation. (vcc5%) -0.025 - 0.025 ppm load coefficient, 5% -0.025 - 0.025 ppm static temperature hysteresis -0.4 - 0.4 ppm 2 frequency shift after reflow soldering -1.00 - 1.00 ppm supply voltage 2.5v models (vcc) 2.375 2.500 2.625 vdc 3.3v models (vcc) 3.135 3.300 3.465 vdc supply current (icc) - - 2 ma period jitter - 3 5 ps rms phase jitter (bw=12khz to 20mhz) - 0.5 1 ps rms ssb phase noise at 10hz offset - -80 - dbc/hz ssb phase noise at 100hz offset - -110 - dbc/hz ssb phase noise at 1khz offset - -130 - dbc/hz ssb phase noise at > 10khz offset - -145 - dbc/hz input characteristics parameter minimum nominal maximum units notes control voltage range 2.5v models (vc) 0.2 1.2 2.2 vdc 3.3v models (vc) 0.5 1.5 2.5 frequency tuning measured @ 25c 10 - - ppm linearity 5 - - % slope positive clipped sinewave output characteristics parameter minimum nominal maximum units notes load - 10kohm//10pf - output voltage 1.00 - - v pk-pk dc coupled environmental characteristics vibration: vibration per mil std 883e method 2007.3 test condition a shock: mechanical shock per mil std 883e method 2002.4 test condition b. soldering: see solder profile. sollderability sollderability per mil std 883e method 2003 package characteristics package ceramic surface mount package. 2) frequency change after reciprocal temperature ramped over the operating range. frequency measured before and after at 25oc. 10ns 200mv 4 2 3 1 vcc supply voltage n/c - tcxo vc - vctcxo .01 uf bypass output 10 pf* 10kohm ac coupling capacitor * npo grade capacitor
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