DESCRIPTION

· The RV5C386A is a CMOS real-time clock IC with I2C bus interface for serial data transmission.

· It features timekeeping, calendar functions, and voltage monitoring capabilities.

· The IC operates with a supply voltage range of 1.45V to 5.5V and consumes minimal current.

· It includes an oscillation adjustment circuit for high precision timekeeping.

· The device is housed in an ultra-compact 10-pin SSOP-G package.

FEATURES

· Low supply current: 0.35µA typical at 3V.

· I2C bus compatible interface with 400kHz operation at VDD≥2.5V.

· Time and calendar counters with BCD format.

· Year 2000 compliance with 1900/2000 identification bit.

· Periodic interrupt circuit with six selectable intervals (0.5s to 1 month).

· Two alarm circuits with programmable settings.

· 32kHz clock output with CMOS push-pull configuration.

· Oscillation halt sensing and supply voltage monitoring circuits.

· Automatic leap year identification up to 2099.

· Selectable 12-hour/24-hour mode and built-in oscillation stabilization capacitors.

APPLICATIONS

· Real-time clock applications in embedded systems.

· Timekeeping and calendar functions in consumer electronics.

· Low-power timing solutions for portable devices.

· System monitoring with voltage detection capability.

· Precision timekeeping in industrial control systems.