The MAX707CSA from Maxim Integrated is a compact, highly reliable supervisory circuit designed to monitor power supplies in microprocessor systems. It provides a significant level of protection to ensure that the microprocessor is reset to a known state during power failures or when the supply voltage drops below a predetermined threshold.
Key Features
- Precision Voltage Monitor: The MAX707CSA features a precision voltage monitor with a factory-set reset threshold voltage, ensuring accurate monitoring of the supply voltage.
- Low Power Consumption: With its low power consumption, this supervisory circuit is ideal for use in power-sensitive applications, helping to extend the life of battery-operated devices.
- Manual Reset Capability: A manual reset input is provided, allowing the system to be reset on demand from an external source or button.
- Reset Timeout: It offers a reset timeout delay, which guarantees a minimum reset pulse width, ensuring the microprocessor has sufficient time to initialize.
- Watchdog Timer: An integrated watchdog timer helps prevent system failures by resetting the microprocessor if the software fails to provide periodic updates within a preset timeframe.
- Compact Package: The MAX707CSA comes in a space-saving 8-pin SOIC package, making it suitable for applications where board space is at a premium.
Applications
The MAX707CSA is versatile and can be used in a variety of applications. It is particularly well-suited for microprocessor systems, computers, controllers, and intelligent instruments where reliable system operation is critical. It helps prevent data corruption and ensures that systems operate smoothly by providing consistent oversight of the power supply conditions.
Technical Specifications
| Parameter |
Value |
| Package Type |
8-Pin SOIC |
| Operating Temperature |
-40°C to +85°C |
| Supply Voltage Range |
1.0V to 5.5V |
| Reset Threshold Voltage |
Factory-set options available |
| Reset Timeout Delay |
Typically 200ms |
With its robust feature set and Maxim Integrated's reputation for quality, the MAX707CSA is an excellent choice for ensuring the integrity and reliability of your microprocessor-based systems.