The ETXO5300I-32.768KHz-A from Dynamic Engineers is a General Crystal Oscillator with Frequency 32.768 KHz, Supply Voltage 1.5 to 3.7 V, Current 0.018 to 0.031 mA, Frequency Stability ±175 ppm, Operating Temperature -55 to 200 Degree C. Tags: Surface Mount. More details for ETXO5300I-32.768KHz-A can be seen below.