The RX-4045SAAC is a Real-Time Clock (RTC) module manufactured by Epson Electronics America Inc. This RTC is designed to provide accurate and stable timekeeping for a variety of applications. It features low power consumption, making it suitable for battery-powered devices and systems that require continuous time tracking.

Applications

• Industrial control systems
• Embedded systems
• Metering devices
• Consumer electronics
• Data loggers
• IoT (Internet of Things) devices

Features

• Integrated Real-Time Clock (RTC)
• I2C serial interface
• Low power consumption
• Operating voltage: typically 1.6V to 5.5V (Consult datasheet)
• Automatic backup switchover
• Temperature compensation
• Time and calendar data
• Alarm function

Benefits

• Provides accurate and reliable timekeeping
• Extends battery life in portable devices due to low power consumption
• Simplifies integration with microcontrollers through I2C interface
• Maintains timekeeping even during power outages
• Compensates for temperature variations to improve accuracy

Additional Details

The RX-4045SAAC communicates via the I2C serial interface, simplifying its integration into embedded systems. The automatic backup switchover feature ensures that the RTC continues running on battery power when the main power is lost. The temperature compensation feature helps to maintain timekeeping accuracy over a wide temperature range. The integrated crystal allows for accurate timekeeping without requiring external components. The alarm function can be configured to generate interrupts at specific times or intervals. Consult the datasheet for the complete technical specifications, including power consumption, I2C communication details, and temperature operating range. Consider the ambient temperature range when selecting this part for the application. Ensure that the I2C pull-up resistors are of appropriate value for the system's operating voltage.