MAX693EWE+

Supervisors Overview

The MAX693EWE+ is a microprocessor supervisory circuit manufactured by Analog Devices Inc. under the Maxim Integrated brand. It operates within a supply voltage range of 4.5 V to 5.5 V and features a threshold voltage of 4.4 V with an overvoltage threshold of 4.5 V. The device provides active low, push-pull output and includes a watchdog timer and battery backup switch functionality. It has a reset delay time of 50 ms and no manual reset input. The chip enable signal is supported, and it monitors one input. Operating temperatures range from -40°C to +85°C. Power dissipation is rated at 600 mW, and the working power supply current is 10 mA. It is housed in a 16-SOIC wide package.

Supervisors Feature Summary

• Integrated watchdog timer for system reliability monitoring
• Battery backup switch capability for seamless power transitions
• Chip enable signal support for power management control

Supervisors Applications

• Microprocessor system supervision
• Power failure detection circuits
• Battery backup switching applications

Supervisors Procurement Notes

Verify component authenticity through authorized distributors or manufacturer channels. Confirm RoHS compliance status via official documentation. Check for obsolescence notices as availability may be limited. Ensure packaging integrity matches SOIC-Wide-16 specifications. Validate part number suffixes against official datasheets to confirm functional equivalence.

Supervisors Selection Notes

Select this component when a single-input supervisory circuit with watchdog and backup features is required. Consider the 4.4 V threshold and 5.5 V maximum supply voltage limits. Evaluate the -40°C to +85°C operating temperature range against environmental conditions. Verify that the active low push-pull output aligns with downstream logic requirements.

Supervisors Part Context

The MAX693 series belongs to Analog Devices' portfolio of microprocessor supervisory circuits. This specific variant integrates multiple protection functions into a compact surface-mount package. It is designed for applications requiring reliable power monitoring without external components. The series supports various industrial and commercial environments.

Supervisors Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official manufacturer cross-reference guides for potential alternatives.