PRELIMINARY SiT1881 Automotive Ultra-Low Power, Low Jitter 32.768 kHz Oscillator Ordering Information SiT1881A E-L 3 - DCC - XX 0-032.768 SPart FamilyPackaging “ iT1881” “ ”: 8 mm Tape & Reel, 10 ku reel “Q”: 8 mm Tape & Reel, 5 ku reel Revision Letter “ ”: 8 mm Tape & Reel, 3 ku reel “A”: is the revision Samples in cut Tape Temperature RangeOutput Frequency “ ”: -40°C to 105°C 32.768 kHz Contact SiTime for other frequencies Package SizeSupply Voltage “ ”: 1.2 mm x 1.1 mm QFN “WW”: 1.14 V to 1.35 V “XX”: 1.35 V to 3.63 V Frequency Stability[1] “3” for ±50 ppm Output Swing “4” for ±100 ppm “ CC”: LVCMOS Reduced Swing Option from 0.6 V to 2.7 V “ 06”: 0.6 V “ 27”: 2.7 V Note: 1. Contact SiTime for ±20 ppm option. Rev 0.8 Page 2 of 8 Proprietary & Confidential of SiTime