1 of 3 rev: 101503 note: some revisions of this device may incorporate deviations from published specifications known as errata. multiple revisions of any device may be simultaneously available through various sales channels. for information about device errata, click here: www.maxim-ic.com/errata . general description the DS9034PCX powercap ? is designed to be a lithium power source for nonvolatile timekeeping rams in dallas semiconductor?s directly surface- mountable powercap module (pcm) package. after a powercap module board has been soldered in place and cleaned, the DS9034PCX powercap is placed on top of the pcm board to form a complete powercap module package. the powercap is keyed to prevent incorrect attachment. the DS9034PCX can be easily removed by inserting a regular screwdriver into a detachment feature and prying gently outward and upward to release the powercap from the powercap module board. powercap is a registered trademark of dallas semiconductor. absolute maximum ratings storage temperature range: -40c to +85 c stresses beyond those listed under ?absolute maximum ratings? may cause permanent damage to the device. these are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. exposure to the absolute maximum rating conditions for extended periods may affect device. battery characteristics nominal voltage: 3v nominal capacity: 130mahr chemistry: li(cf)x crystal characteristics nominal frequency: 32.768khz load capacitance: 6pf ordering information features provides 10 years of battery backup power for nonvolatile timekeeping rams in the powercap module package (pcm) snaps directly onto surface-mounted powercap module boards detachment feature allows easy removal compatible with these 34-pin powercap module boards: ds1386p ds1543p/yp/wp ds1486p ds1553p/yp/wp ds1643p ds1554p/yp/wp ds1644p ds1556p/yp/wp ds1646p ds1557p/yp/wp ds1647p ds1744p/yp/wp ds1743p/wp ds1746p/yp/wp ds1251yp/wp ds1747p/yp/wp ds1248yp/wp ds1244yp/wp package information pin description name function x1, x2 32.768khz crystal connections v bat +3v battery output gnd ground part temp range pin-package ds9034-pcx 0c to +70c pcm ds9034i-pcx -40c to +85c pcm DS9034PCX powercap with crystal www.maxim-ic.com
DS9034PCX powercap with crystal 2 of 3 powercap attachment and removal powercap removal 3. push down and forward with the screwdriver while inserting the powercap. this action will ?open? the attachment feature.
DS9034PCX powercap with crystal maxim/dallas semiconductor cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a ma xim/dallas semiconductor product. no circuit patent licenses are implied. maxim/dallas semiconductor reserves the right to change the circuitry and specification s without notice at any time. maxim integrated products, 120 san gabriel drive, sunnyvale, ca 94086 408-737-7600 ? 2003 maxim integrated products printed usa 3 of 3 package information (the package drawing(s) in this data sheet may not reflect the most current specifications. for the latest package outline information, go to www.maxim-ic.com/dallaspackinfo .) attention: battery component the DS9034PCX contains a lithium battery. do not short, ground, or apply external voltages to the electrical portions of this device. do not expose to temperatures over 85c. do not subject this device to any type of cleaning process. store only in nonconductive containers. failure to observe these precautions may result in battery discharge or decreased battery life. pkg inches dim min mon max a 0.845 0.850 0.855 b 0.955 0.960 0.965 c 0.210 0.215 0.220 d 0.065 0.070 0.075 e 0.065 0.070 0.075
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