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SiT1543 Datasheet XTAL SMD Replacement

Manufacturer: SiTime

Overview

SiT1543 Preliminary Ultra-Low Power 32.768 kHz XTAL SMD Replacement for Single-Cell Li+ Unregulated Battery Powered Applications TThhee SSmmaarrtt TTiimmiinngg.

Key Features

  • Supply voltage optimized for Li+ battery voltage: 2.7V to 4.3V.
  • Pin-compatible to 2.0 x 1.2 mm (2012) XTAL SMD package(1).
  • Ultra-low power: 750 nA (typ).
  • Oscillator output eliminates external load caps.
  • NanoDrive™ programmable output swing for lowest power.
  • Internal filtering eliminates external Vdd bypass cap.
  • Fixed 32.768 kHz output frequency.