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MAX815LCSA from MAX,MAXIM - Dallas Semiconductor

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MAX815LCSA

Manufacturer: MAX

+-1% accuracy, low-power, microprocessor supervisory circuit. Reset trip threshold (min) 4.65V (max) 4.75V, push-pull active-low reset output, manual reset, power-fail monitor, watchdog circuit.

Partnumber Manufacturer Quantity Availability
MAX815LCSA MAX 38 In Stock

Description and Introduction

+-1% accuracy, low-power, microprocessor supervisory circuit. Reset trip threshold (min) 4.65V (max) 4.75V, push-pull active-low reset output, manual reset, power-fail monitor, watchdog circuit. The MAX815LCSA is a microprocessor (μP) supervisory circuit manufactured by Maxim Integrated. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Manufacturer:**  
- **MAX** (Maxim Integrated)  

### **Specifications:**  
- **Part Number:** MAX815LCSA  
- **Type:** Microprocessor Supervisory Circuit  
- **Package:** 8-pin SOIC (Small Outline Integrated Circuit)  
- **Operating Voltage Range:** 1.2V to 5.5V  
- **Reset Threshold Accuracy:** ±1.5% (for 5V operation)  
- **Reset Timeout Period:** Adjustable (typically 140ms for fixed delay)  
- **Manual Reset Input:** Active-low (MR)  
- **Power-On Reset (POR) Detection:** Yes  
- **Watchdog Timer:** Yes (1.6s typical timeout)  
- **Operating Temperature Range:** 0°C to +70°C (Commercial grade)  
- **Low Quiescent Current:** Typically 50μA  

### **Descriptions:**  
- The MAX815LCSA monitors microprocessor power supply voltages and provides a reset signal during power-up, power-down, and brownout conditions.  
- It includes a watchdog timer to detect software lockups and a manual reset input for external system reset control.  
- The device ensures reliable system operation by holding the microprocessor in reset until the supply voltage stabilizes.  

### **Features:**  
- **Precision Voltage Monitoring:** Ensures accurate reset thresholds.  
- **Watchdog Timer:** Prevents system lockups by requiring periodic toggling.  
- **Manual Reset Input:** Allows external reset triggering.  
- **Low Power Consumption:** Suitable for battery-powered applications.  
- **Small Form Factor:** 8-pin SOIC package for space-constrained designs.  
- **Wide Operating Voltage Range:** Supports 1.2V to 5.5V systems.  

This information is based solely on the manufacturer's datasheet and product specifications.

Application Scenarios & Design Considerations

+-1% accuracy, low-power, microprocessor supervisory circuit. Reset trip threshold (min) 4.65V (max) 4.75V, push-pull active-low reset output, manual reset, power-fail monitor, watchdog circuit.
Partnumber Manufacturer Quantity Availability
MAX815LCSA MAXIM 25 In Stock

Description and Introduction

+-1% accuracy, low-power, microprocessor supervisory circuit. Reset trip threshold (min) 4.65V (max) 4.75V, push-pull active-low reset output, manual reset, power-fail monitor, watchdog circuit. The **MAX815LCSA** is a microprocessor (μP) supervisory circuit manufactured by **Maxim Integrated** (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual data:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Type:** Microprocessor Supervisory Circuit  
- **Package:** 8-pin SOIC (Small Outline Integrated Circuit)  
- **Operating Voltage Range:** 1.2V to 5.5V  
- **Reset Threshold Accuracy:** ±1.5% (typical)  
- **Reset Timeout Period:** Adjustable or fixed (model-dependent)  
- **Operating Temperature Range:** 0°C to +70°C (commercial grade)  
- **Watchdog Timer:** Yes (if applicable, model-dependent)  
- **Manual Reset Input:** Available (if applicable)  

### **Descriptions:**  
The **MAX815LCSA** is designed to monitor power supply voltages in microprocessor-based systems. It ensures proper system operation by generating a reset signal if the supply voltage falls below a preset threshold. It may also include a watchdog timer to detect software lockups and a manual reset input for user-initiated resets.

### **Features:**  
- **Voltage Monitoring:** Monitors VCC for undervoltage conditions.  
- **Reset Output:** Active-low or active-high reset signal (depends on variant).  
- **Low Power Consumption:** Minimal current draw for battery-sensitive applications.  
- **Watchdog Timer (if included):** Ensures system integrity by requiring periodic toggling.  
- **Manual Reset Capability:** Allows external reset triggering via a pushbutton.  
- **Compact Package:** 8-pin SOIC for space-constrained designs.  

For exact details, refer to the official **Maxim Integrated datasheet** (now under Analog Devices).

Application Scenarios & Design Considerations

+-1% accuracy, low-power, microprocessor supervisory circuit. Reset trip threshold (min) 4.65V (max) 4.75V, push-pull active-low reset output, manual reset, power-fail monitor, watchdog circuit.
Partnumber Manufacturer Quantity Availability
MAX815LCSA MAXIM 44 In Stock

Description and Introduction

+-1% accuracy, low-power, microprocessor supervisory circuit. Reset trip threshold (min) 4.65V (max) 4.75V, push-pull active-low reset output, manual reset, power-fail monitor, watchdog circuit. The MAX815LCSA is a microprocessor (μP) supervisory circuit manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Manufacturer:** Maxim Integrated (now Analog Devices)  
- **Part Number:** MAX815LCSA  
- **Package:** 8-pin SOIC (Small Outline Integrated Circuit)  
- **Operating Voltage Range:** 1.2V to 5.5V  
- **Reset Threshold Options:** Factory-set (e.g., 4.65V, 4.40V, 3.08V, etc.)  
- **Reset Timeout Period:** 140ms (minimum)  
- **Operating Temperature Range:** 0°C to +70°C  
- **Quiescent Current:** 40μA (typical)  

### **Descriptions:**
The MAX815LCSA is a low-power μP supervisory circuit designed to monitor system power supply voltages and provide a reset signal to the microprocessor if the voltage falls below a preset threshold. It ensures proper system operation during power-up, power-down, and brownout conditions.  

### **Features:**
- **Precision Voltage Monitoring:** Ensures reliable reset operation.  
- **Manual Reset Input:** Allows external pushbutton reset control.  
- **Low Power Consumption:** Ideal for battery-powered applications.  
- **Guaranteed Reset Valid Down to VCC = 1V:** Ensures reset assertion even at very low voltages.  
- **No External Components Required:** Simplifies design and reduces board space.  
- **Power-Fail Comparator:** Provides early warning of impending power failure.  

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

Application Scenarios & Design Considerations

+-1% accuracy, low-power, microprocessor supervisory circuit. Reset trip threshold (min) 4.65V (max) 4.75V, push-pull active-low reset output, manual reset, power-fail monitor, watchdog circuit.
Partnumber Manufacturer Quantity Availability
MAX815LCSA MAXIM,MAXIM 25000 In Stock

Description and Introduction

+-1% accuracy, low-power, microprocessor supervisory circuit. Reset trip threshold (min) 4.65V (max) 4.75V, push-pull active-low reset output, manual reset, power-fail monitor, watchdog circuit. The MAX815LCSA is a microprocessor (μP) supervisory circuit manufactured by Maxim Integrated (now part of Analog Devices). Below are the factual details about the device:

### **Manufacturer**:  
- **MAXIM** (now part of Analog Devices)  

### **Specifications**:  
- **Type**: Microprocessor Supervisory Circuit  
- **Function**: Monitors system power supply and resets the μP during power failures or brownouts.  
- **Reset Threshold Voltage**: Factory-set to 4.65V (typical for 5V systems).  
- **Reset Timeout Period**: 200ms (min).  
- **Operating Voltage Range**: 1.2V to 5.5V.  
- **Quiescent Current**: 35μA (typical).  
- **Output Type**: Active-low reset output (/RESET).  
- **Package**: 8-pin SOIC (Small Outline Integrated Circuit).  
- **Operating Temperature Range**: 0°C to +70°C (commercial grade).  

### **Descriptions and Features**:  
- **Power Monitoring**: Detects power failures or brownout conditions and asserts a reset signal.  
- **Manual Reset Input**: Includes a manual reset (MR) pin for external reset initiation.  
- **Low Power Consumption**: Optimized for battery-powered applications.  
- **Guaranteed Reset Assertion**: Ensures reset is asserted when VCC falls below the threshold.  
- **No External Components Required**: Simplifies circuit design.  
- **Applications**: Embedded systems, industrial controls, automotive electronics, and battery-powered devices.  

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

Application Scenarios & Design Considerations

+-1% accuracy, low-power, microprocessor supervisory circuit. Reset trip threshold (min) 4.65V (max) 4.75V, push-pull active-low reset output, manual reset, power-fail monitor, watchdog circuit.

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