RX-4045NB:AA3
- Mfr.Part #
- RX-4045NB:AA3
- Manufacturer
- Epson
- Package / Case
- 22-LFDFN
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR SPI 22-SON
- Stock
- 500
- In Stock :
- 500
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- Manufacturer :
- Epson
- Product Category :
- Real Time Clocks
- Package / Case :
- 22-LFDFN
- Operating Temperature :
- -40°C~85°C
- Type :
- Clock/Calendar
- Time Format :
- HH:MM:SS (12/24 hr)
- Date Format :
- YY-MM-DD-dd
- Current - Timekeeping (Max) :
- 1.2μA~1.8μA @ 3V~5V
- Mounting Type :
- Surface Mount
- Series :
- RX-4045NB
- Mount :
- Surface Mount
- RoHS Status :
- ROHS3 Compliant
- Supplier Device Package :
- 22-SON (5x6)
- Number of Pins :
- 22
- Min Operating Temperature :
- -40°C
- Factory Lead Time :
- 13 Weeks
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Feature :
- Alarm, Leap Year
- Voltage - Supply :
- 1.7V~5.5V
- Packaging :
- Tape and Reel (TR)
- Interface :
- SPI
- Max Operating Temperature :
- 85°C
- Datasheets
- RX-4045NB:AA3

Real Time Clocks Epson RX-4045NB:AA3 Overview
The Epson RX-4045NB:AA3 is a high-performance real time clock/calendar integrated circuit, expertly designed to meet the rigorous demands of modern electronic applications. This compact IC, housed in a 22SON package, provides accurate timekeeping with a serial peripheral interface (SPI) that ensures seamless integration into existing digital systems. As a market-leading product from Epson, the RX-4045NB:AA3 excels in reliability and precision, making it an essential component for developers looking to enhance their hardware with minimal power consumption and robust time management capabilities.
RX-4045NB:AA3 Features
The RX-4045NB:AA3 offers a variety of features that stand out in the realm of Real Time Clocks. It includes an integrated crystal unit that ensures stable and reliable timekeeping, even in variable temperature environments. The device supports a wide voltage range and is equipped with an automatic backup switching function, which transitions to battery operation during power failures, thus maintaining accurate time. Its SPI bus interface allows for easy integration with microcontrollers and other digital systems, making it highly versatile for a range of applications.
RX-4045NB:AA3 Applications
- Consumer Electronics: Utilized in devices such as smart watches, digital cameras, and other portable gadgets where precise time is crucial for functionality and user experience.
- Networking Equipment: Essential for time-stamping in network switches, routers, and communication devices to facilitate time-sensitive data logging and operations.
- Industrial Systems: Integrated into factory automation machines and industrial panels to ensure synchronization and scheduled operations, crucial for maintaining efficiency and safety.
- Automotive: Used in vehicle telematics systems to provide accurate timekeeping, essential for tracking and diagnostic systems within modern vehicles.
- Office Electronics: Applied in printers, copiers, and fax machines where accurate time stamps are necessary for document management and tracking.
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