Epson Timing FC2012AN Crystals offers a 32.768kHz frequency range, low ESR, and compact package of 2.05mm x 1.2mm. These crystals are equipped with a fully redesigned element based on Epson design and technology for tuning-fork crystal devices altered over many years. FC2012AN crystals support an operating temperature of up to +105°C and an ESR range from 35kΩ to 60kΩ. Epson Timing FC2012AN Crystals are ideal for applications that require low current consumption, including wearable products and wireless modules for sub-clocks.