CMOS Peripherals CDP1879, CDP1879C-1 iN'f RESET POWER DOWN iii) X-O/MEM TPB/Wii TPA CS A2 AI AD VSS' I 2 5 4 5 6 7 B 9 10 II 12 24 VDD 23 XTAL 22 XTAL 21 CLOCK OUT 20 DB7 19 DBS IB DBS 17 OB4 16 OB3 15 OB2 14 OBl 15 OBO 92CS-54345RI TERMINAL ASSIGNMENT CMOS Real-Time Clock Features • CPU interface for use with general-purpose microprocessors • Time of day/calendar • Reads seconds, minutes, hours • Reads day of month and month • Alarm circuit with seconds, minutes or hours operation • Power down mode • Separate clock output selects 1 of 15 square wave signals • Interrupt output activated by clock output and/or alarm circuit • Data integrity sampling for clock rollover elimin...

Since 2006. D4U Semicon,
Electronic Components Datasheet Search Site. (Privacy Policy & Contact)