RA8000CE (RTC module) for Automotive, Wide operating temperature range, High stability

Mar 05,2024
285 VIEWS

The RA8000CE is a RTC module with integrated 32.768 kHz digital temperature compensated crystal oscillator (DTCXO). It includes various functions such as a second-to-year clock/calendar with a leap-year correction, time alarm, wakeup timer, time update interrupts, clock output, and a time stamp function that can record two times and dates when an external or internal event occurs, and the power supply statuses that have been detected by the self-monitoring function. This product is compliant with AEC-Q100 and low-power operation, thus it is suitable for automotive applications.

Overview

Built in frequency adjusted
32.768 kHz crystal unit
Wide temperature operation -40°C to +125°C
Interface Type I²C-Bus interface
Low backup current 300 nA Typ. / 3 V
Time stamp function 2 time stamps Max.
Time update interruption Hourly, minutely, and secondly
Alarm interruption in Day, date,
hour, minute, second
Auto repeat wakeup timer interruption
Self-monitoring interruption Crystal oscillation stop. V_DD low.
AEC-Q100 compliant