I2c Real Time Clock Ic

They provide year month day weekday hours minutes and second information and.

I2c real time clock ic.

In portable devices it is important to reduce the current consumption of the real time clock ic to extend the battery life. The ds1337 serial real time clock is a low power clock calendar with two programmable timeof day alarms and a programmable squarewave output. Using a low cost 32 768 khz crystal it tracks time using several internal registers. These devices feature either i 2 c or spi bus interfaces and support a range of automotive applications instrument cluster tachographs black boxes for electronic road pricing battery management units car radios.

Ablic inc s real time clock ics have a time keeping current consumption of 0 25 µa and a time keeping operating voltage of 1 1 v which enables a much longer battery life. The date at the end of the month is. The device incorporates a battery input and maintains accurate timekeeping when main power to the device is interrupted. Our automotive real time clocks provide the highest reliability and lowest power consumption.

The clock calendar provides seconds minutes hours day date month and year information. The integration of the microelectromechanical systems m. The clock calendar provides seconds minutes hours day date month and year information. The clock date provides seconds minutes hours day date month and year information.

The 1337ag device is a low power serial real time clock rtc device with two programmable time of day alarms and a programmable square wave output. The ds1307 serial real time clock rtc is a low power full binary coded decimal bcd clock calendar plus 56 bytes of nv sram. Our devices offer many value added features such as supervisory functions that include alarm battery switchover and reset as well as special features with time stamp anti tamper for secure applications and an. The 1339 serial real time clock rtc is a low power clock date device with two programmable time of day alarms and a programmable square wave output.

Address and data are transferred serially through an i2c bus. Address and data are transferred serially through an i2c bus. The device provides seconds minutes hours day date month and year information. The ds1307 is a low power full binary bcd real time clock rtc ic with 56 bytes of svram that communicates through i2c protocol.

Address and data are transferred serially through an i2c bus. The ds3231m is a low cost extremely accurate i2c real time clock rtc. The ic can work from directly supply on vcc and switch to battery automatically when required.