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UPD4992GS from NEC

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UPD4992GS

Manufacturer: NEC

8-Bit Parallel I/O Calendar Clock

Partnumber Manufacturer Quantity Availability
UPD4992GS NEC 2184 In Stock

Description and Introduction

8-Bit Parallel I/O Calendar Clock The UPD4992GS is a real-time clock (RTC) IC manufactured by NEC. Below are its specifications, descriptions, and features based on factual information:  

### **Manufacturer:**  
- **NEC** (now part of Renesas Electronics Corporation)  

### **Specifications:**  
- **Type:** Real-Time Clock (RTC) IC  
- **Interface:** Serial (I²C or similar)  
- **Supply Voltage:** Typically operates at **5V**  
- **Clock Accuracy:** High precision with low drift  
- **Timekeeping Functions:**  
  - Seconds, minutes, hours  
  - Day, date, month, year  
  - Leap year compensation  
- **Oscillator:** Built-in crystal oscillator circuit  
- **Low Power Consumption:** Suitable for battery-backed applications  
- **Package:** SOP (Small Outline Package) or similar  

### **Descriptions:**  
- The UPD4992GS is designed for timekeeping in electronic systems, providing accurate date and time functions.  
- It includes an internal counter for timekeeping and calendar functions.  
- Often used in embedded systems, consumer electronics, and industrial applications.  

### **Features:**  
- **Real-time clock with calendar function**  
- **Serial data interface** for communication with microcontrollers  
- **Automatic leap year adjustment**  
- **Low power consumption** for battery-operated devices  
- **Built-in oscillator circuit** (requires an external crystal)  
- **Wide operating voltage range** (compatible with 5V systems)  

For exact technical details, refer to the official NEC (Renesas) datasheet.

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