ECX-34RR

The ultra-minature ECX-34RR is a very compact SMD Tuning Fork Crystal with a Typical ESR of 20K Ω. Low ESR part recommended by STMicroelectronics for the STM32 Microcontrollers. ECX-34RR SMD CRYSTAL Request a Sample ECX-34R SMD CRYSTAL  Low Power RTC Applications such as STM32 AN2867  20K Typ ESR  3.2 x 1.5 mm Footprint  Extended Temp. Range  RoHS Compliant DIMENSIONS (mm) OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS PARAMETERS Frequency Frequency Tolerance Load Capacitance Equivalent Series Resistance Drive Level Quality Factor Turnover Temperature Temperature Coefficient Shunt Capacitance Motional Capacitance Aging (First Year) Operating Temperature Storage Temperature Insulation Resistance CONDITIONS Fo @ +25°C Specify in P/N R1 DL Q Co C1 @ +25°C ±3°C Topr Tstg @ 100V DC ECX-34RR MIN TYP MAX 32.768 ± 20 * 12.5 20K 40K 0.1 0.5 20K 30K +20 +25 +30 -0.028 -0.034 -0.040 1.3 1.6 3.8 ±3 -40 +85 -40 +85 500M UNITS KHz ppm pF Ω μW °C ppm...