INS5902 is an I2C bus interface real-time clock with ultra-low power consumption, which integrated a 32.768KHz TCXO inside, high precise temperature sensor and temperature compensated circuit to ensure the clock accuracy to be adjusted automatically. It supports calendar (year, month, day, hour, Minute, second), clock and timer etc.

      l  Ultra-low current consumption:0.7uA (Typ.)

      l  Ultra-high stability:

INS5902A < ±2ppm @ -40℃~+85℃

INS5902B < ±5ppm @ -40℃~+85℃

INS5902C < ±10ppm @ -40℃~+85℃

l  Communicaiton Interface: I2C bus

l  Input Voltage:1.6V~5.5V

l  Operation Temperature Range: -40℃~+85℃

l  Build-in TCXO: 32.768KHz

l  Build-in temperature sensor

l  Leap years correction automatically

l  Backup battery switchover function

l  Timer output function with adjustable period

l  Package: 3.2mm × 2.5mm × 1.0mm