I2C BUS Serial Interface RTC with High-precision Oscillation Adjustment - BU9873NUX
The BU9873 is a CMOS real-time clock, which has a built-in interrupt generation function. This product is connected to the CPU via I²C interface, and configured to perform serial transmission of time and calendar data to the CPU. A high-precision oscillation adjustment circuit is also integrated, which is capable of adjusting time counts with digital method, and correcting deviations in the oscillation frequency of the crystal oscillator.
Part Number | Status | Package | Unit Quantity | Minimum Package Quantity | Packing Type | RoHS |
---|
|
BU9873NUX-TTR | Active | VSON008X2030 | 4000 | 4000 | Taping | Yes |
BU9873NUX Data Sheet
SpecificationsTime Keeping Voltage(Min.)[V] | 1.45 | Time Keeping Current(Typ.)[uA] | 0.4 | Time Keeping Current(Max.)[uA] | 1 | Supply voltage(Min.)[V] | 1.8 | Supply voltage(Max.)[V] | 5.5 | Access Frequency 1 [kHz] | 100 | Access Frequency 1 [kHz] | 400 |
| Technical DocumentsPin Configuration![BU9873NUX](/image/rohm/rtc_01.gif) |
Related Product