• Overview
  • Spec
  • Design Guides
  • RoHS/
    REACH
    etc
  • Related
    Info.
  • Built-in 32.768 kHz crystal unit: Factory-adjusted for frequency accuracy
  • Interface Type : SPI-Bus (1 MHz)
  • Operating voltage range : 2.4 V to 5.5 V
  • Timekeeping voltage range : 1.0 V to 5.5 V
  • Low backup current : 350 nA (SA) 400 nA (LC) Typ. / 3 V
  • Event detection and Timestamp : One-shot full timestamp and interrupt.
  • Dual event detection ports : Each terminal has a de-bounce circuit.
  • Auto power switching functions : When VDD deteriorates than 2.4 V, internal source is switched to VBAT.