• Overview
  • Spec
  • Design Guides
  • RoHS/
    REACH
    etc
  • Related
    Info.
  • Built-in 32.768 kHz crystal unit: Factory-adjusted for frequency accuracy
  • Interface Type : I²C-Bus interface (400 kHz)
  • Operating voltage range : 1.6 V to 5.5 V
  • Wide voltage for time keeping : 1.1 V to 5.5 V
  • Low backup current : 160 nA Typ. / 3.0 V
  • Frequency output function : C-MOS output or Open-Drain output
  • Built-in user RAM : 128 bit (8 bit x 16, SRAM)
  • The various functions include full calendar, alarm, timer, etc.