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STM6821LWY6F from ST,ST Microelectronics

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STM6821LWY6F

Manufacturer: ST

5-Pin Supervisor with Watchdog Timer and Push-button Reset

Partnumber Manufacturer Quantity Availability
STM6821LWY6F ST 6200 In Stock

Description and Introduction

5-Pin Supervisor with Watchdog Timer and Push-button Reset The STM6821LWY6F is a microprocessor reset circuit manufactured by STMicroelectronics.  

### **Specifications:**  
- **Type:** Voltage Monitor with Manual Reset  
- **Operating Voltage Range:** 1.6V to 5.5V  
- **Reset Threshold Options:** Adjustable or factory-set (1.575V, 2.32V, 2.93V, 4.38V, etc.)  
- **Reset Timeout Period:** 140ms (min)  
- **Output Type:** Active-Low, Open-Drain  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOT-23-5  

### **Descriptions:**  
- Monitors system voltage and asserts a reset signal when voltage falls below a preset threshold.  
- Includes a manual reset input for external triggering.  
- Low quiescent current (typically 8µA).  
- Immune to short voltage transients.  

### **Features:**  
- Precision voltage monitoring  
- Manual reset capability  
- Low power consumption  
- Small form factor (SOT-23-5 package)  
- Guaranteed reset output down to VCC = 1V  
- ESD protection (HBM: 4kV)  

This device is commonly used in embedded systems, microcontrollers, and power-sensitive applications requiring reliable reset functionality.

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