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MAX691CWE+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX691CWE+T

Manufacturer: MAXIM

Microprocessor Supervisory Circuits

Partnumber Manufacturer Quantity Availability
MAX691CWE+T,MAX691CWET MAXIM 3000 In Stock

Description and Introduction

Microprocessor Supervisory Circuits The MAX691CWE+T is a microprocessor (μP) supervisory circuit manufactured by Maxim Integrated. Below are its specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Package:** 16-SOIC (Wide)  
- **Operating Voltage Range:** 1.2V to 5.5V  
- **Reset Threshold Accuracy:** ±1.5%  
- **Reset Timeout Period:** Adjustable (200ms min)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Manual Reset Input:** Yes (Active-low)  
- **Watchdog Timer:** Yes (1.6s nominal timeout)  
- **Battery Backup Switchover:** Yes  
- **Supply Current (Active Mode):** 35μA (typical)  
- **Supply Current (Backup Mode):** 1μA (typical)  

### **Descriptions:**  
The MAX691CWE+T is a low-power μP supervisory circuit designed to monitor power supply voltages, provide reset signals, and ensure system integrity. It includes a watchdog timer, manual reset input, and battery backup switchover for reliable operation in critical applications.  

### **Features:**  
- **Voltage Monitoring:** Monitors VCC for undervoltage conditions.  
- **Reset Output:** Active-low reset signal with adjustable timeout.  
- **Watchdog Timer:** Prevents system lock-up by requiring periodic toggling.  
- **Battery Backup:** Automatically switches to backup power during VCC failure.  
- **Low Power Consumption:** Ideal for battery-powered applications.  
- **Manual Reset Input:** Allows external reset triggering.  
- **Wide Operating Voltage Range:** Supports 1.2V to 5.5V systems.  

This information is strictly based on the manufacturer's datasheet and technical specifications.

Application Scenarios & Design Considerations

Microprocessor Supervisory Circuits

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