RX-4035SA:AAB PURE SN

Real Time Clock Overview

The RX-4035SA:AAB PURE SN is a Real Time Clock (RTC) manufactured by Epson Timing. It features an SPI serial bus interface and includes a backup switching mechanism to maintain timekeeping during power loss. The device operates within a supply voltage range of 2.4 V to 5.5 V and supports a temperature range from -40°C to +85°C. It is designed for surface mount installation in a small outline package, typically supplied in tape and reel packaging with a quantity of 250 units per reel.

Real Time Clock Feature Summary

• SPI Serial Bus Interface
• Backup Switching Function
• Operating Voltage: 2.4 V to 5.5 V
• Temperature Range: -40°C to +85°C

Real Time Clock Applications

• Industrial control systems requiring precise time synchronization
• Data logging equipment needing continuous time tracking
• Consumer electronics with battery-backed timekeeping needs

Real Time Clock Procurement Notes

Verify the specific suffix 'AAB' against official Epson documentation to confirm pinout and electrical characteristics, as suffixes often denote specific packaging or tolerance variations. Ensure compatibility with the target system's SPI protocol and voltage levels before integration.

Real Time Clock Selection Notes

Select this component when an SPI interface is preferred over I2C for RTC functionality. Confirm that the 2.4V to 5.5V operating range matches the system power rails. Verify that the -40°C to +85°C industrial temperature range meets the environmental requirements of the application.

Real Time Clock Part Context

This part belongs to the Epson RX-4035SA series of real-time clocks. This series is characterized by its low power consumption and high accuracy, making it suitable for various embedded applications where reliable timekeeping is critical.

Real Time Clock Replacement Considerations

Direct replacements must match the SPI interface, voltage range, and package type. Consult Epson's official cross-reference guides for verified equivalent parts within the RX-4035SA family or other compatible Epson RTC models.