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UPD78F0103 from NEC

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UPD78F0103

Manufacturer: NEC

30-pin 8-bit single-chip microcontroller(78K0/KB1)

Partnumber Manufacturer Quantity Availability
UPD78F0103 NEC 290 In Stock

Description and Introduction

30-pin 8-bit single-chip microcontroller(78K0/KB1) The UPD78F0103 is a microcontroller manufactured by NEC (now part of Renesas Electronics). Below are its key specifications, descriptions, and features based on factual information:  

### **Specifications:**  
- **Manufacturer:** NEC (Renesas Electronics)  
- **Core:** 78K0R 16-bit CPU core  
- **Operating Frequency:** Up to 20 MHz  
- **Program Memory (Flash):** 32 KB  
- **RAM:** 1 KB  
- **Data Flash:** 4 KB (for data storage)  
- **Timers:**  
  - 16-bit timer × 4  
  - Watchdog timer  
- **Serial Interfaces:**  
  - UART (CSI) × 1  
  - I²C × 1  
- **A/D Converter:** 10-bit, 8 channels  
- **D/A Converter:** None  
- **GPIO Pins:** Up to 38 pins  
- **Operating Voltage:** 2.7 V to 5.5 V  
- **Package Options:**  
  - PLCC44  
  - QFP44  

### **Descriptions and Features:**  
- The UPD78F0103 is a low-power, high-performance microcontroller from NEC's 78K0R family.  
- It includes an on-chip debug function for development support.  
- Suitable for applications requiring embedded control, such as consumer electronics, industrial automation, and automotive systems.  
- Features power-saving modes (HALT and STOP) for reduced power consumption.  
- Built-in safety functions, including a clock monitor and voltage detector.  
- Supports in-circuit programming (ISP) for firmware updates.  

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

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