Ceramic Resonators "CERALOCK®" Application Manual by Murata Manufacturing Co.,Ltd.

More catalogs by Murata Manufacturing Co.,Ltd. | Ceramic Resonators "CERALOCK®" Application Manual | 32 pages | 2013-07-30

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note · please read rating and caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc · this catalog has only typical specifications because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering p17e.pdf 2012.10.31 1 characteristics and types of ceralock® 1 general characteristics of ceralock® 1 ceramic resonators use the mechanical resonance of piezoelectric ceramics generally lead zirconium titanate pzt the oscillation mode varies with resonant frequency the table on the right shows this relationship as a resonator device quartz crystal is well-known rc oscillation circuits and lc oscillation circuits are also used to produce electrical resonance the following are the characteristics of ceralock® high stability of oscillation frequency oscillation frequency stability is between that of the quartz

note · please read rating and caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc · this catalog has only typical specifications because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering p17e.pdf 2012.10.31 characteristics and types of ceralock® 1 dimensions and standard land pattern of chip ceralock® cstcc/cstcr/cstce/cstcw series part number frequency mhz dimensions standard land pattern in mm 3 0 dimensions of carrier tape for chip ceralock® cstcr series 4.0±0.1 2.0±0.05 .0.1 ø1.5 00 1.75±0.1 7.2 5.5±0.05 3 2 1 12.0±0.2 1 1.8 cstcc g2 2.00­3.99 3.8~4.4 1.2 1.2 1.4 1.2 1.2 4.0±0.1 3° 2.5 2.5 2 4.5 1.2 0 direction of feed 0.3±0.05 the cover film peel strength force 0.1 to 0.7n the cover film peel speed 300mm/min cover film 10° 1.25±0.05 1.85 max in mm .0.1 ø1.500 2.2±0.1 0.8

note · please read rating and caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc · this catalog has only typical specifications because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering p17e.pdf 2012.10.31 2 principles of ceralock® 2 notes note 1 the relationship between the size of the resonator and the resonant frequency is described as follows for example the frequency doubles if the thickness doubles when thickness vibration is used the following relationship is obtained when the length of the resonators is the resonance frequency is fr the speed of sound waves travelling through piezoelectric ceramics and the wavelength is fr const frequency constant fr.t for the thickness =2 c fr 2fr as seen in the above formula the frequency constant determines the size of the resonator note 2 in

note · please read rating and caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc · this catalog has only typical specifications because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering p17e.pdf 2012.10.31 principles of ceralock® 2 notes note 3 fig shows the equivalent circuit of an emitter grounding type transistor circuit in the figure ri stands for input impedance r0 stands for output impedance and stands for current amplification rate when the oscillation circuit in fig.2-6 is expressed by using the equivalent circuit in fig it becomes like fig z1 z2 and z are as shown in the table for each hartley type and colpitts type circuit the following 3 formulas are obtained based on fig as i1 0 i2 0 i3 0 are required for continuous oscillation the following conditional formula can be performed

note · please read rating and caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc · this catalog has only typical specifications because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering p17e.pdf 2012.10.31 3 specifications of ceralock® electrical specifications of mhz band chip ceralock® csacw series cstcc/cstcr cstce/cstcw series general specifications of chip ceralock® csacw seriesand cstcc/cstcr/cstce/cstcw series are shown in the tables respectively resonant impedance of cstcc/cstcr/cstce cstacw series type cstcc g frequency range mhz resonant impedance max 02.00 02.99 03.00 03.99 cstcr g 04.00 05.99 06.00 07.99 cstce cstce g v 08.00 10.00 10.01 13.99 14.00 20.00 20.01 24.99 csacw x/cstcw x 25.00 29.99 30.00 60.00 60.01 70.00 80 50 60 50 40 30 40 80 60 50 60 3 general specifications of

note · please read rating and caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc · this catalog has only typical specifications because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering p17e.pdf 2012.10.31 3 specifications of ceralock® 0.1 1 shock resistance 0.1 2 solder heat resistance 0.1 3 vibration resistance 0.1 4 humidity resistance 0.05 fosc 0 before test -0.05 after test 0.05 fosc 0 before test -0.05 after test 0.05 fosc 0 before test -0.05 after test 0.05 fosc 0 100 -0.05 1000 time -0.1 -0.1 -0.1 -0.1 3 0.1 5 storage at high temperature 0.1 6 storage at low temperature 0.1 7 temperature cycling 0.1 8 terminal strength 0.05 fosc 0 100 -0.05 1000 time 0.05 fosc 0 100 -0.05 1000 time 0.05 fosc 0 25 -0.05 50 100 cycle 0.05 fosc 0 before test -0.05 after test -0.1 -0.1 -0.1

note · please read rating and caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc · this catalog has only typical specifications because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering p17e.pdf 2012.10.31 application to typical oscillation circuits 4 recently high-speed c-mos h-cmos have been used more frequently for oscillation circuits allowing high speed and energy saving control for the microprocessor there are two types of h-cmos inverters the unbuffered 74hcu series and the 74hc series with buffers the 74hcu system is optimum for the ceralock® oscillation circuit fig 4-3 shows our standard h-cmos circuit since h-cmos has high gain especially in the high frequency area greater loading capacitor cl and damping resistor rd should be employed to stabilize oscillation performance as a

note · please read rating and caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc · this catalog has only typical specifications because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering p17e.pdf 2012.10.31 5 characteristics of ceralock® oscillation circuit 3 characteristics of oscillation rise time oscillation rise time means the time when oscillation develops from a transient area to a steady state condition at the time the power of the ic is activated with a ceralock® this is defined as the time to reach 90 of the oscillation level under steady state conditions as shown in fig 5-3 rise time is primarily a function of the oscillation circuit design generally smaller loading capacitance higher frequency of ceramic resonator and lower mechanical q of ceramic resonator cause a faster rise time

note · please read rating and caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc · this catalog has only typical specifications because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering p17e.pdf 2012.10.31 application circuits to various ics/lsis 6 vdd 5v vdd 5v 10 24 25 21 24 ic pd753108 22 23 cstls4m00g56­b0 l 41 36 40 9 25 42 cstce8m00g52-r0 c1 c2 c1=47pf c2=47pf l 2 3 4 9 18 19 c1 c2 c1=10pf c2=10pf fig 6-4 application to pd753108 renesas electronics fig 6-7 application to pd780032a renesas electronics vdd 5v vdd 5v 10 27,28 57 ic lc65f1156a 22 ic m38039mf-xxxfp 8 9 cstls4m00g56­b0 l 23 18 19 24 58 59 cstls8m00g53­b0 c1 c2 c1=47pf c2=47pf l 1­7 16­20 25 26 29 30 c1 c2 c1=15pf c2=15pf 6 fig 6-5 application to lc65f1156a sanyo fig 6-8 application to m38039mf-xxxfp renesas

note · please read rating and caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc · this catalog has only typical specifications because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering p17e.pdf 2012.10.31 7 notice notice soldering and mounting please contact us regarding ultrasonic cleaning conditions to avoid possible damage notice storage and operating conditions please do not apply excess mechanical stress to the component and lead terminals at soldering notice rating the component may be damaged if excess mechanical stress is applied notice handling unstable oscillation or oscillation stoppage might occur when ceralock® is used in an improper way in conjunction with ics we are happy to evaluate the application circuit to help you avoid this oscillation frequency of our standard ceralock®

note · please read rating and caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc · this catalog has only typical specifications because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering p17e.pdf