SiTime SiT1542
Oscillator
APPLICATIONS
TThhee SSmmaarrtt TTiimmiinngg CChhooiicceeFEATURES
● Supply voltage optimized for Li+ battery voltage: 2.7V to 4.3V● Smallest footprint in chip-scale (CSP): 1.5 x 0.8 mm
● 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
● <20 PPM initial stability
● <100 PPM stability over -40°C to +85°C
● Pb-free, RoHS and REACH compliant
APPLICATIONS
● Wireless Mouse or Trackball● Wireless Keypads
● Pulse-per-Second (pps) Timekeeping
● RTC Reference Clock
● Battery Management Timekeeping
ELECTRICAL CHARACTERISTICS
Parameter Fixed Output Frequency Frequency Stability (1) 25°C Aging Operating Supply Voltage Power Supply Reset Voltage Core