STM813LM6F Microprocessor Reset Circuit

The STM813LM6F by STMicroelectronics is a sophisticated microprocessor reset circuit designed to monitor the supply voltage of microprocessor (µP) systems and other digital systems. It provides a reliable solution for system reset and is a crucial component for maintaining the integrity of operations within electronic devices.

Key Features

• Precision Monitoring: The device precisely monitors the 3V, 3.3V, and 5V supply voltages, ensuring that the system operates within the appropriate power range.
• Low Power Consumption: With an extremely low current consumption of only 3 µA, the STM813LM6F contributes to the overall power efficiency of the system it is embedded in.
• Reset Time Delay: The built-in programmable delay time provides flexibility, allowing designers to set the appropriate amount of time the system takes to reset, enhancing the system's resilience to transient faults.
• High Accuracy: It features a threshold accuracy of ±1.5% at 25°C, which is maintained over a wide temperature range, from -40°C to 85°C, ensuring reliable operation under various environmental conditions.

Applications

The STM813LM6F is suitable for a broad range of applications, particularly where the need for an automatic reset initiation upon power failure is critical. This includes:

• Computers and Computer Peripherals
• Embedded Systems
• Portable/Battery-Powered Equipment
• Intelligent Instruments
• Industrial Controllers

Package and Availability

The device is offered in a space-saving 5-pin SOT23 package, making it ideal for use in systems where PCB real estate is at a premium. The STM813LM6F is widely available through STMicroelectronics' distribution channels, ensuring support for both large-scale production and prototyping needs.

In conclusion, the STM813LM6F reset circuit is a reliable and efficient solution for system stability and recovery. Its precision, low power consumption, and programmable delay make it a versatile choice for ensuring uninterrupted operation of digital systems.