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LM8562 from NS,National Semiconductor

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LM8562

Manufacturer: NS

Digital Alarm Clock

Partnumber Manufacturer Quantity Availability
LM8562 NS 16 In Stock

Description and Introduction

Digital Alarm Clock The LM8562 is a digital clock IC manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Supply Voltage:** 12V DC  
- **Operating Temperature Range:** 0°C to +60°C  
- **Display Type:** Drives 4-digit 7-segment LED display (common anode)  
- **Clock Functions:**  
  - 12-hour or 24-hour time format  
  - Built-in alarm function  
  - Snooze feature  
  - Sleep timer function  
- **Input Frequency:** 50Hz or 60Hz (selectable for mains frequency synchronization)  
- **Outputs:** Multiplexed segment and digit drive signals for LED displays  
- **Package Type:** DIP (Dual In-line Package)  

### **Descriptions and Features:**  
- The LM8562 is designed for digital clock applications with LED display driving capability.  
- It includes an on-chip oscillator that can be synchronized with the mains frequency (50Hz/60Hz).  
- Provides alarm, snooze, and sleep timer functions.  
- Supports both 12-hour and 24-hour time formats.  
- The IC requires minimal external components for operation.  
- Suitable for consumer electronics such as digital alarm clocks and timekeeping devices.  

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

Application Scenarios & Design Considerations

Digital Alarm Clock

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