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UPD78F0122H from NEC

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UPD78F0122H

Manufacturer: NEC

52-pin 8-bit single-chip microcontroller(78K0/KD1+)

Partnumber Manufacturer Quantity Availability
UPD78F0122H NEC 60 In Stock

Description and Introduction

52-pin 8-bit single-chip microcontroller(78K0/KD1+) The **UPD78F0122H** is a microcontroller manufactured by **NEC** (now part of **Renesas Electronics**). Below are the key specifications, descriptions, and features based on available information:  

### **Specifications:**  
- **Architecture:** 8-bit  
- **Core:** 78K0  
- **Operating Frequency:** Up to **10 MHz**  
- **Program Memory (ROM):** **16 KB** (Flash memory)  
- **RAM:** **512 bytes**  
- **Data Flash:** **1 KB** (for data storage)  
- **I/O Ports:** **30 pins** (varies by package)  
- **Timers:**  
  - 16-bit timer × 2  
  - 8-bit timer × 2  
  - Watchdog timer  
- **Serial Interfaces:**  
  - UART (SCI)  
  - I²C (optional)  
- **ADC:** **8-channel, 10-bit resolution**  
- **Operating Voltage:** **2.7 V to 5.5 V**  
- **Packages:**  
  - **PLCC44**  
  - **QFP44**  

### **Descriptions & Features:**  
- **Low Power Consumption:** Supports power-saving modes (HALT, STOP).  
- **High Noise Immunity:** Suitable for industrial applications.  
- **On-Chip Debugging:** Supports debugging via **OCD (On-Chip Debugger)**.  
- **Wide Operating Voltage Range:** Works in both 3.3 V and 5 V systems.  
- **High-Speed Flash Memory:** Allows in-circuit programming (ISP).  
- **Robust Peripheral Set:** Includes timers, ADC, and serial communication interfaces.  
- **Industrial & Consumer Applications:** Used in motor control, home appliances, and embedded systems.  

This microcontroller is part of NEC’s **78K0** series, known for reliability and efficiency in cost-sensitive applications.  

Would you like additional details on any specific aspect?

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