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UPD78F0034AY from NEC

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UPD78F0034AY

Manufacturer: NEC

8-bit CMOS single-chip microcomputer

Partnumber Manufacturer Quantity Availability
UPD78F0034AY NEC 500 In Stock

Description and Introduction

8-bit CMOS single-chip microcomputer The UPD78F0034AY is a microcontroller manufactured by NEC (now part of Renesas Electronics). Below are the factual specifications, descriptions, and features based on available information:

### **Manufacturer:**  
NEC (Now Renesas Electronics)  

### **Specifications:**  
- **Core:** 78K0  
- **Architecture:** 8-bit  
- **Operating Voltage:** 2.7V to 5.5V  
- **Clock Frequency:** Up to 10 MHz  
- **Program Memory (ROM):** 16 KB  
- **RAM:** 512 bytes  
- **Data Flash:** None (or not specified)  
- **I/O Ports:** Multiple general-purpose I/O pins  
- **Timers:**  
  - 16-bit timer/counter  
  - Watchdog timer  
- **Serial Interfaces:**  
  - UART (Asynchronous serial interface)  
  - CSI (Clock-synchronous serial interface)  
- **A/D Converter:** 8-channel, 10-bit resolution  
- **Interrupts:** Multiple internal and external interrupt sources  
- **Package:** PLCC (Plastic Leaded Chip Carrier) or other specified package  

### **Descriptions:**  
The UPD78F0034AY is an 8-bit microcontroller from NEC's 78K0 series, designed for embedded control applications. It features a balance of performance, low power consumption, and peripheral integration suitable for consumer electronics, industrial control, and automotive applications.  

### **Features:**  
- **Low Power Consumption:** Supports power-down modes for energy efficiency.  
- **High Noise Immunity:** Robust design for industrial environments.  
- **On-Chip Debugging:** Supports in-circuit debugging (varies by development tools).  
- **Wide Operating Voltage Range:** Suitable for battery-powered applications.  
- **Integrated Peripherals:** Includes timers, serial interfaces, and A/D converter for system integration.  

For exact pin configurations, electrical characteristics, and application notes, refer to the official NEC/Renesas datasheet.

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