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MAX690

Microprocessor Supervisory Circuits

Partnumber Manufacturer Quantity Availability
MAX690 2213 In Stock

Description and Introduction

Microprocessor Supervisory Circuits The MAX690 is a microprocessor supervisory circuit manufactured by Maxim Integrated. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Supply Voltage Range:** 1.2V to 5.5V  
- **Quiescent Current:** 5µA (typical)  
- **Watchdog Timer Timeout Period:** 1.6s (typical)  
- **Reset Threshold Accuracy:** ±1.5%  
- **Reset Pulse Width:** 200ms (minimum)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
- The MAX690 monitors microprocessor power supplies to prevent system errors during power-up, power-down, or brownout conditions.  
- It includes a watchdog timer to detect software lockups and a manual reset input for external control.  
- Available in an 8-pin DIP or SO package.  

### **Features:**  
- **Low Power Consumption:** Ideal for battery-powered applications.  
- **Precision Voltage Monitoring:** Ensures reliable reset operation.  
- **Watchdog Timer:** Resets the system if software fails to respond.  
- **Manual Reset Input:** Allows external reset triggering.  
- **Space-Saving Package:** Available in compact 8-pin DIP/SO.  

For exact datasheet details, refer to the official Maxim Integrated documentation.

Application Scenarios & Design Considerations

Microprocessor Supervisory Circuits

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