Overview
The STM706SM6F is a microprocessor supervisory circuit manufactured by STMicroelectronics. This device is part of the STM70x series, designed to provide essential supervisory functions for microprocessors. It includes a precision voltage reference and comparator to monitor the VCC input for out-of-tolerance conditions, ensuring reliable operation of the system. The STM706SM6F is particularly useful in applications requiring robust voltage supervision and reset capabilities.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage Min (V) | 1.0 |
| Supply Voltage Max (V) | 5.5 |
| Operating Temperature Min (°C) | -40.0 |
| Operating Temperature Max (°C) | 85.0 |
| Package Type | SO-8 |
| RoHS Compliant | Ecopack3 |
| Reset Timeout (typ.) | 200 ms |
| Watchdog Timer (typ.) | 1.6 s |
| Supply Current (typ.) | 40 µA |
Key Features
- Precision Voltage Reference and Comparator: Monitors the VCC input for out-of-tolerance conditions and asserts a reset signal when necessary.
- Reset Output: Available in both active-low and active-high configurations, ensuring compatibility with various microprocessor systems.
- Watchdog Timer: Detects out-of-control microprocessor conditions and triggers a reset if the watchdog input is not toggled within the specified time (1.6 s).
- Manual Reset Input: Allows for manual reset through an external switch or logic signal.
- Power-Fail Comparator: Provides an undervoltage detection feature to signal a failing power supply.
- Low Supply Current: Operates with a low supply current of 40 µA (typ.), making it energy-efficient.
Applications
The STM706SM6F is suitable for a wide range of applications, including:
- Embedded Systems: Ensures reliable operation in microcontroller-based systems.
- Industrial Control Systems: Provides robust voltage supervision and reset capabilities in industrial environments.
- Automotive Electronics: Used in automotive systems requiring precise voltage monitoring and reset functions.
- Medical Devices: Ensures the reliability and safety of medical devices by monitoring voltage levels and triggering resets when necessary.
Q & A
- What is the primary function of the STM706SM6F?
The primary function of the STM706SM6F is to provide microprocessor supervisory functions, including voltage monitoring and reset capabilities. - What is the operating voltage range of the STM706SM6F?
The operating voltage range is from 1.0 V to 5.5 V. - What is the typical reset timeout period for the STM706SM6F?
The typical reset timeout period is 200 ms. - Does the STM706SM6F have a watchdog timer?
Yes, the STM706SM6F includes a watchdog timer that can detect out-of-control microprocessor conditions and trigger a reset if the watchdog input is not toggled within 1.6 s. - How does the manual reset input work?
The manual reset input allows for manual reset through an external switch or logic signal. When the MR input is taken low, the reset output is asserted. - What is the purpose of the power-fail comparator?
The power-fail comparator provides an undervoltage detection feature to signal a failing power supply. - Is the STM706SM6F RoHS compliant?
Yes, the STM706SM6F is RoHS compliant and comes in an Ecopack3 package. - What is the typical supply current of the STM706SM6F?
The typical supply current is 40 µA. - What package types are available for the STM706SM6F?
The STM706SM6F is available in an 8-pin SOIC package. - What are some common applications for the STM706SM6F?
Common applications include embedded systems, industrial control systems, automotive electronics, and medical devices.
