SiT1532 MEMS
Model: SiT1532 Series 32.768kHz MEMS Oscillator
Frequency: 32.768kHz
Supply voltage: 1.2V~3.63V
Frequency stability: 75ppm, 100ppm, 250ppm
Output type: LVCMOS/nano Drive
Size: 1.5×0.8×0.6mm
Applications: Smartphone, Smart city, PC, Watch, RTC reference clock, etc

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Specifications and Dimensions


Smallest package size: 1.5×0.8 mm

<10 ppm frequency tolerance

 Ultra-low power: <1 μA

Oscillator output eliminates external load caps

Directly interfaces to XTAL inputs

Vdd supply voltage: 1.5~3.63V

Automatic mounting and reflow soldering

Applications: Mobile phone, Smart city, Watches, Tablets, RTC reference clock, PC, etc

RoHS Compliant / Pb Free


Nominal Frequency32.768kHz
Output TypeLVCMOS / nano Drive
Initial Tolerance10ppm Max.
Frequency Stability±75ppm, ±100ppm, ±250ppm
Operating Supply Voltage1.2~3.63V
Core Operating Current0.9μA Max.
Output Stage Operating Current0.125μA/Vp-p
Power-supply Ramp100ms Max.
Start-up Time at Power-up180ms Typ.
Commercial Temperature-10~+70℃
Industrial Temperature-40~+85℃
Output Rise/Fall Time200ns Max.
Output Clock Duty Cycle48~52%
Voltage Vol (Max.) /Voh (Min.)10%Vdd /90%Vdd
Maximum Output Drive50pF Max.
Period Jitter35ns Typ.
Storage Temperature-65~+165℃
Aging (at 25℃)±1ppm at first year
Packing Unit3000pcs./reel

Dimensions [mm]



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