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Scans-0023353.pdf
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DS1557 PRELIMINARY DALLAS SEMICONDUCTOR DS1557 4MEG NV Y2KC Timekeeping RAM FEATURES ⢠Integrated NV SRAM, real time clock, crystal, power-fail control circuit and lithium energy source â
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ECAD Model
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User Tagged Keywords
34-PIN
DS1557
DS1557P
DS9034PCX