SiT1552

SiT1552 Smallest (1.2 mm2), Ultra-Low Power, 32.768 kHz MEMS TCXO Smallest (1.2mm2), Ultra-Low Power, 32.768 kHz MEMS TCXO Features ◼ 32.768 kHz ±5, ±10, ±20 ppm frequency stability options over temp ◼ World’s smallest TCXO in a 1.5 x 0.8 mm CSP ◼ Operating temperature ranges: ▪ 0°C to +70°C ▪ -40°C to +85°C ◼ Ultra-low power: <1 µA ◼ Vdd supply range: 1.5 V to 3.63 V ◼ Improved stability reduces system power with fewer network timekeeping updates ◼ Internal filtering eliminates external Vdd bypass cap and saves space ◼ Pb-free, RoHS and REACH compliant Applications ◼ Smart Meters (AMR) ◼ Health and Wellness Monitors ◼ Pulse-per-Second (pps) Timekeeping ◼ RTC Reference Clock Electrical Specifications Table 1. Electrical Characteristics Parameter Symbol Output Frequency Frequency Stability Over Temperature [1] (without Initial Offset[2]) Frequency Stability Over Temperature (with Initial Offset [2]) Fout F_stab F_stab Frequency Stability vs Voltage First Year Frequency Aging F_vdd F_aging Long Term Jitter Period Jitter Operating Supply Voltage Core Supply Current [3] Power-Supply Ramp Start-up Time at Power-up Vdd Idd t_Vdd_ Ramp t_start Min. Typ. Max. Unit Condition Frequency and Stability 32.768 kHz -5.0 5.0 ppm Stability part number code = E -10 10 Stability part number code = F -20 20 Stability part number code = 1 -10 10 ppm Stability part number code = E -13 13 Stability part number code = F -22 22 Stability part number code = 1 -0...