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AB1805 Datasheet

Part Number AB1805
Manufacturers Abracon
Logo Abracon
Description Real-Time Clock
Datasheet AB1805 DatasheetAB1805 Datasheet (PDF)

AB08X5 Real-Time Clock Family Date of Issue: October 16, 2014 3.0 x 3.0 mm Page 1 of 33 Abracon Drawing #453567 Revision: C Features • Ultra-low supply current (all at 3V): - 14 nA with RC oscillator - 22 nA with RC oscillator and Autocalibration - 55 nA with crystal oscillator • Baseline timekeeping features: - 32.768 kHz crystal oscillator with integrated load capacitor/resistor - Counters for hundredths, seconds, minutes, hours, date, month, year, century, and weekday - Alarm capabilit.

  AB1805   AB1805






Part Number AB1804
Manufacturers Abracon
Logo Abracon
Description Real-Time Clock
Datasheet AB1805 DatasheetAB1804 Datasheet (PDF)

AB08XX Real-Time Clock Family Date of Issue: November 7, 2013 3.0 x 3.0 mm Page 1 of 34 Abracon Drawing #453567 Revision : A Features • Ultra-low supply current (all at 3V): - 14 nA with RC oscillator - 22 nA with RC oscillator and Autocalibration - 55 nA with crystal oscillator • Baseline timekeeping features: - 32.768 kHz crystal oscillator with integrated load capacitor/resistor - Counters for hundredths, seconds, minutes, hours, date, month, year, century, and weekday - Alarm capabili.

  AB1805   AB1805







Part Number AB1803
Manufacturers Abracon
Logo Abracon
Description Real-Time Clock
Datasheet AB1805 DatasheetAB1803 Datasheet (PDF)

AB08XX Real-Time Clock Family Date of Issue: November 7, 2013 3.0 x 3.0 mm Page 1 of 34 Abracon Drawing #453567 Revision : A Features • Ultra-low supply current (all at 3V): - 14 nA with RC oscillator - 22 nA with RC oscillator and Autocalibration - 55 nA with crystal oscillator • Baseline timekeeping features: - 32.768 kHz crystal oscillator with integrated load capacitor/resistor - Counters for hundredths, seconds, minutes, hours, date, month, year, century, and weekday - Alarm capabili.

  AB1805   AB1805







Part Number AB1801
Manufacturers Abracon
Logo Abracon
Description Real-Time Clock
Datasheet AB1805 DatasheetAB1801 Datasheet (PDF)

AB08XX Real-Time Clock Family Date of Issue: November 7, 2013 3.0 x 3.0 mm Page 1 of 34 Abracon Drawing #453567 Revision : A Features • Ultra-low supply current (all at 3V): - 14 nA with RC oscillator - 22 nA with RC oscillator and Autocalibration - 55 nA with crystal oscillator • Baseline timekeeping features: - 32.768 kHz crystal oscillator with integrated load capacitor/resistor - Counters for hundredths, seconds, minutes, hours, date, month, year, century, and weekday - Alarm capabili.

  AB1805   AB1805







Real-Time Clock

AB08X5 Real-Time Clock Family Date of Issue: October 16, 2014 3.0 x 3.0 mm Page 1 of 33 Abracon Drawing #453567 Revision: C Features • Ultra-low supply current (all at 3V): - 14 nA with RC oscillator - 22 nA with RC oscillator and Autocalibration - 55 nA with crystal oscillator • Baseline timekeeping features: - 32.768 kHz crystal oscillator with integrated load capacitor/resistor - Counters for hundredths, seconds, minutes, hours, date, month, year, century, and weekday - Alarm capability on all counters - Programmable output clock generation (32.768 kHz to 1 year) - Countdown timer with repeat function - Automatic leap year calculation • Advanced timekeeping features: - Integrated power optimized RC oscillator - Advanced crystal calibration to ± 2 ppm - Advanced RC calibration to ± 16 ppm - Automatic calibration of RC oscillator to crystal oscillator - Watchdog timer with hardware reset - 256 bytes of general purpose RAM • Power management features: - Automatic switc.


2018-04-07 : 54F2623    AB1805    AB1815    D3SBA100    DM74S86    DM54S86    DM74S86    MMC9151-3    TTP223E-BA6    TTP223E-CA6   


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