The ECS-RTC-3225-5699C3 is an I²C bus interface real-time clock (RTC) with an embedded 32.768 kHz TCXO with low power consumption. The ECS-RTC-3225-5699C3 features a 3.2 x 2.5 x 1.0 mm package size and ±3 ppm stability over -40°C ~ +85°C operating temperature. The precise temperature sensor and temperature compensated circuit ensure clock accuracy. The RTC supports calendar, clocking, VBAT and timer functions. Ideal for portable, battery-powered and small electronic devices where stability is critical.