SiT1630

SiT1630 Ultra-Low Power, Ultra-Small 32.768 kHz or 16.384 kHz Oscillator Features  <20 ppm initial tolerance  <100 ppm stability over -40°C to +85°C  Small SMD package: 2.0 x 1.2 mm (2012)[1]  SOT23-5 package option for industrial and automotive applications  Ultra-low power: 1.0 µA typ  Vdd supply range: 1.5V to 3.63V  Wide operating temperature range options  Internal filtering eliminates external Vdd bypass capacitors  Pb-free, RoHS and REACH compliant Note: 1. For the smallest 32 kHz XO in CSP (1.2mm2), consider the SiT1532. Applications  Industrial timekeeping  Industrial battery management  Multi-drop 32 kHz clock distribution  Bluetooth modules  WiFi modules  RTC Reference Clock Table 1. Electrical Characteristics Parameter Output Frequency Initial Tolerance[2] Frequency Stability Over Temperature[3] 25°C Aging Symbol Fout F_init F_stab Min. Typ. Max. Unit Condition Frequency and Stability 32.768 or 16.384 kHz Frequency Stability 20 ppm TA = 25°C, post reflow, Vdd: 1.5V – 3.63V. 75 TA = -10°C to +70°C, Vdd: 1.5V – 3.63V. 100 ppm TA = -40°C to +85°C, Vdd: 1.5V – 3.63V. 150 TA = -40°C to +105°C, -55°C to +85C, Vdd: 1.8V – 3.63V. -1 1 ppm 1st Year Supply Voltage and Current Consumption Operating Supply Voltage Vdd 1.5 3.63 V TA = over temperature 1.0 TA = 25°C, Vdd: 1.5V – 3.3V. No load Operating Current Power-Supply Ramp Start-up Time at Power-up 2Idd t_Vdd Ramp T_start Commercial Temperature Industrial Temperature Extended IndustrialT...