DS1243Y PDF 데이터시트 검색

DS1243Y 64K NV SRAM with Phantom Clock www.dalsemi.com FEATURES § Real time clock keeps track of hundredths of seconds, seconds, minutes, hours, days, date of the month, months, and years § 8K x 8 NV SRAM directly replaces volatile static RAM or EEPROM § Embedded lithium energy cell maintains calendar operation and retains RAM data § Watch function is transparent to RAM operation § Month and year determine the number of days in each month; valid up to 2100 § Lithium energy source is elect