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MAX709LESA+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX709LESA+

Manufacturer: MAXIM

Power-Supply Monitor with Reset

Partnumber Manufacturer Quantity Availability
MAX709LESA+,MAX709LESA MAXIM 111 In Stock

Description and Introduction

Power-Supply Monitor with Reset The MAX709LESA+ is a microprocessor supervisory circuit manufactured by Maxim Integrated.  

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Type:** Microprocessor Supervisor  
- **Package:** 8-SOIC  
- **Operating Voltage Range:** 1.2V to 5.5V  
- **Reset Threshold Options:** Adjustable or Fixed (1.575V, 2.32V, 2.93V, 4.38V, 4.63V)  
- **Reset Timeout Period:** 140ms (min), 280ms (typ)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Quiescent Current:** 35µA (typ)  

### **Descriptions:**  
The MAX709LESA+ monitors microprocessor power supplies and generates a reset signal if the voltage drops below a specified threshold. It ensures proper system operation by holding the microprocessor in reset until the supply voltage stabilizes.  

### **Features:**  
- Precision voltage monitoring  
- Low quiescent current (35µA)  
- Manual reset input  
- Guaranteed reset output valid down to VCC = 1V  
- No external components required for fixed threshold versions  
- Available in 8-pin SOIC package  

This device is commonly used in embedded systems, industrial controls, and automotive applications where reliable power monitoring is critical.

Application Scenarios & Design Considerations

Power-Supply Monitor with Reset

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