MAX6916EO50+

Real Time Clock Overview

The MAX6916EO50+ is a Real-Time Clock (RTC) integrated circuit manufactured by Analog Devices Inc./Maxim Integrated. It features a serial 3-wire or SPI interface and supports HH:MM:SS time format in 24-hour mode. The device includes calendar functionality, an alarm feature, and non-volatile SRAM control with 96 bytes of storage capacity. It operates within a supply voltage range of 4.5 V to 5.5 V and functions across a temperature range of -40°C to +85°C. The component is housed in a 20-pin QSOP package.

Real Time Clock Feature Summary

• Integrated RTC with calendar, clock, and alarm functions
• Serial 3-Wire and SPI bus interface compatibility
• 96-byte NV SRAM control capability
• Operates at 4.5 V to 5.5 V supply voltage

Real Time Clock Applications

• Microprocessor system timing
• Calendar-based data logging
• Alarm-triggered system events

Real Time Clock Procurement Notes

The MAX6916EO50+ is listed as obsolete or end-of-life by the manufacturer. Availability is restricted, and distributors may not stock this item in all regions. Verification of current lifecycle status and alternative sourcing is required before procurement planning.

Real Time Clock Selection Notes

Select this component for applications requiring a dedicated RTC with NV SRAM management under 5V logic levels. Ensure the design accommodates the 20-QSOP package dimensions and thermal requirements for the -40°C to +85°C operating range. Verify interface compatibility with the host microcontroller's SPI or 3-wire serial ports.

Real Time Clock Part Context

This part belongs to the MAX6916 series of real-time clocks. Variants such as MAX6916EO30+ exist with different packaging or suffix designations. The EO50+ suffix typically denotes specific environmental or packaging attributes within the Maxim Integrated product line.

Real Time Clock Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult manufacturer obsolescence notices for recommended replacements.