MAX31341BEWC+

Real Time Clock Overview

The MAX31341BEWC+ is a real-time clock (RTC) integrated circuit manufactured by Analog Devices Inc. under the Maxim Integrated brand. It features an I2C serial bus interface and supports date formats of YY-MM-DD-dd and time formats of HH:MM:SS in 24-hour mode. The device includes 64 bytes of nonvolatile RAM for data storage and incorporates backup switching functionality to maintain timekeeping during power transitions. It operates within a supply voltage range of 1.6 V to 3.6 V and is rated for industrial temperatures from -40°C to +85°C, housed in a TDFN-10 package.

Real Time Clock Feature Summary

• I2C Serial Interface: Utilizes a standard two-wire serial bus for communication with host processors.
• Backup Switching: Integrated circuitry manages seamless transition between main power and backup sources to ensure continuous timekeeping.
• Nonvolatile Memory: Includes 64 bytes of battery-backed SRAM for user-defined data retention.
• Compact Packaging: Delivered in a small TDFN-10 surface-mount package suitable for space-constrained designs.

Real Time Clock Applications

• Portable electronic devices requiring precise time tracking
• Industrial equipment needing reliable clock synchronization
• Data logging systems utilizing the onboard nonvolatile memory

Real Time Clock Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status via official documentation before integration. Ensure ordering suffixes match specific temperature grades and packaging requirements. Cross-reference datasheet revisions to confirm pinout and electrical parameter consistency.

Real Time Clock Selection Notes

Select this RTC when low power consumption and high accuracy are critical for battery-operated applications. Verify that the system voltage aligns with the 1.6 V to 3.6 V operating range. Consider the TDFN-10 footprint constraints during PCB layout. Evaluate the need for the 64-byte RAM feature against total memory requirements.

Real Time Clock Part Context

This component belongs to the MAX31341 family of real-time clocks designed for low-power applications. It shares core functionalities with variants like the MAX31341CETB+, differing primarily in packaging and thermal specifications. The series is engineered for precision timing in portable and industrial environments.

Real Time Clock Replacement Considerations

Direct substitutes include other MAX31341 variants such as MAX31341CETB+T, provided the package type matches the design constraints. Verify compatibility regarding voltage ranges and interface protocols before swapping components.