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MAX815LCPA from MAXIM,MAXIM - Dallas Semiconductor

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MAX815LCPA

Manufacturer: MAXIM

+-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
MAX815LCPA MAXIM 10 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 MAX815LCPA is a microprocessor (μP) supervisory circuit manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated (now Analog Devices)  
- **Part Number:** MAX815LCPA  
- **Package:** 8-Pin PDIP (Plastic Dual In-Line Package)  
- **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 (min), 280ms (typ)  
- **Operating Temperature Range:** 0°C to +70°C  
- **Quiescent Current:** 40μA (typ)  

### **Descriptions:**  
The MAX815LCPA is a low-power μP supervisory circuit designed to monitor power supply voltages in microprocessor-based systems. It provides a reset signal to the μP during power-up, power-down, or brownout conditions to ensure proper system initialization. The device features a manual reset input and a watchdog timer for enhanced system reliability.  

### **Features:**  
- **Precision Voltage Monitoring:** Ensures reliable reset generation for supply voltages.  
- **Manual Reset Input:** Allows external pushbutton reset control.  
- **Watchdog Timer:** Monitors μP activity; triggers reset if software fails.  
- **Low Power Consumption:** Ideal for battery-powered applications.  
- **Guaranteed Reset Output Valid Down to VCC = 1V:** Ensures reset assertion even at very low voltages.  
- **No External Components Required:** Simplifies circuit design.  

This information is strictly factual and derived from the manufacturer's datasheet.

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
MAX815LCPA MAXIM 40 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 MAX815LCPA is a microprocessor (μP) supervisory circuit manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features based on factual information:  

### **Manufacturer:** MAXIM (now Analog Devices)  
### **Part Number:** MAX815LCPA  
### **Package:** 8-Pin PDIP (Plastic Dual In-Line Package)  

### **Descriptions:**  
- The MAX815LCPA is a precision voltage monitor designed to monitor power supplies in microprocessor (μP) and digital systems.  
- It provides reset signals to ensure proper system operation during power-up, power-down, or brownout conditions.  

### **Key Features:**  
1. **Voltage Monitoring:**  
   - Monitors +5V, +3.3V, or +3V power supplies.  
   - Adjustable reset threshold options available in some variants.  

2. **Reset Output:**  
   - Active-low RESET output asserts when VCC falls below the threshold.  
   - Reset remains asserted for a minimum of 140ms after VCC rises above the threshold.  

3. **Manual Reset Input:**  
   - Includes a manual reset (MR) input for external system reset control.  

4. **Low Power Consumption:**  
   - Typically consumes 50μA supply current.  

5. **Wide Operating Voltage Range:**  
   - Operates from 1V to 5.5V.  

6. **Temperature Range:**  
   - Commercial temperature range: 0°C to +70°C.  

7. **Additional Functions:**  
   - Power-fail comparator for early warning of power loss (in some variants).  

### **Applications:**  
- Microprocessor and microcontroller systems.  
- Embedded controllers.  
- Industrial and automotive systems.  
- Critical power-supply monitoring.  

For exact specifications, refer to the official datasheet from Analog Devices (formerly Maxim Integrated).

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
MAX815LCPA MAX 50 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 MAX815LCPA is a microprocessor (μP) supervisory circuit manufactured by Maxim Integrated. Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX815LCPA  
- **Package:** 8-Pin PDIP (Plastic Dual In-Line Package)  
- **Supply 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 (min)  
- **Operating Temperature Range:** 0°C to +70°C  
- **Quiescent Current:** 12μA (typical)  

### **Descriptions:**  
The MAX815LCPA is a low-power μP supervisory circuit designed to monitor system power supply voltages. It ensures proper system operation by generating a reset signal when the supply voltage falls below a preset threshold. It is commonly used in embedded systems, computers, and industrial applications to prevent erratic behavior during power-up, power-down, or brownout conditions.

### **Features:**  
- **Precision Voltage Monitoring:** Ensures reliable reset generation.  
- **Manual Reset Input:** Allows external pushbutton reset control.  
- **Low Power Consumption:** Ideal for battery-powered applications.  
- **Guaranteed Reset Assertion Down to VCC = 1V:** Ensures reset validity even at very low voltages.  
- **No External Components Required:** Simplifies circuit design.  
- **Space-Saving 8-Pin Package:** Available in PDIP and SOIC options.  

This information is strictly factual from the manufacturer's datasheet. Let me know if you need further details.

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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