ISL88708IP831Z

Supervisors Overview

The ISL88708IP831Z is a microprocessor supervisor integrated circuit manufactured by Renesas Electronics Corporation. It functions as a single-channel power supply management circuit designed to monitor voltage levels in microprocessor systems. The device features an adjustable power-on reset threshold, a watchdog timer, and a manual reset input. It operates within a supply voltage range of 2 V to 5.5 V and supports surface-mount installation in an 8-SOIC package with a width of 3.90 mm. The component is rated for an operating temperature range of -40°C to 85°C.

Supervisors Feature Summary

• Integrates a watchdog timer, power-fail comparator, and manual reset functionality for comprehensive system monitoring.
• Provides adjustable power-on reset thresholds to accommodate various supply voltage requirements.
• Offers open-drain or push-pull output configurations for flexible interface compatibility.

Supervisors Applications

• Microprocessor system power supervision
• Industrial control applications
• Battery function monitoring

Supervisors Procurement Notes

Verify the specific suffix IP831Z against current manufacturer documentation, as this part number may be discontinued or subject to product change notices. Confirm that the selected variant matches the required pinout and electrical characteristics for your design. Check for available alternative packages or updated series replacements if availability is limited. Ensure compliance with RoHS3 standards and relevant export classifications before finalizing procurement plans.

Supervisors Selection Notes

Select this component when a single-channel supervisor with integrated watchdog and manual reset capabilities is required. The adjustable threshold feature allows customization for specific voltage rails. Consider the 8-SOIC package dimensions for PCB layout constraints. Verify that the operating temperature range meets the environmental conditions of the target application. Compare performance against similar models in the ISL8870x family for optimal fit.

Supervisors Part Context

The ISL88708 belongs to the ISL8870x family of microprocessor supervisors from Renesas Electronics. This series includes variants such as ISL88705, ISL88706, ISL88707, ISL88716, and ISL88813, which share common design principles for high accuracy and low power consumption. These devices are specifically engineered to monitor power-supply and battery functions in microprocessor systems, ensuring reliable operation under varying voltage conditions.

Supervisors Replacement Considerations

Publicly confirmed substitute part numbers include ISL88708IB826Z, ISL88708IB831Z, ISL88708IP826Z, and ISL88708IP844Z. Verify pin compatibility and electrical specifications before substitution.

Supervisors FAQ

What types of outputs does the ISL88708IP831Z support?

The device supports both open-drain and push-pull output configurations.

Does the ISL88708IP831Z include a watchdog timer?

Yes, the ISL88708IP831Z integrates a watchdog timer along with a power-fail comparator and manual reset input.