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MC146805E2FN from MOT,Motorola

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MC146805E2FN

Manufacturer: MOT

Microprocessor Unit

Partnumber Manufacturer Quantity Availability
MC146805E2FN MOT 200 In Stock

Description and Introduction

Microprocessor Unit The MC146805E2FN is a microcontroller manufactured by Motorola (now NXP Semiconductors). Below are the factual details about its specifications, descriptions, and features:

### **Manufacturer:**  
- **MOT** (Motorola Semiconductor, now part of NXP Semiconductors)  

### **Specifications:**  
- **Architecture:** 8-bit  
- **Core:** M68HC05  
- **Operating Voltage:** Typically 5V  
- **Clock Speed:** Up to 4 MHz  
- **Program Memory (ROM):** 2 KB (2048 bytes)  
- **RAM:** 128 bytes  
- **EEPROM/Flash:** None (ROM-based)  
- **I/O Ports:** Multiple digital I/O pins  
- **Timers:** On-chip timer module  
- **Serial Communication:** SCI (Serial Communications Interface)  
- **ADC:** None (digital-only)  
- **Packaging:** 28-pin PLCC (Plastic Leaded Chip Carrier)  

### **Descriptions:**  
- The MC146805E2FN is an 8-bit microcontroller from the HC05 family, designed for embedded control applications.  
- It features a simple, cost-effective architecture suitable for industrial and consumer electronics.  
- The ROM-based program memory makes it ideal for fixed-function applications.  

### **Features:**  
- **Low Power Consumption:** Suitable for battery-operated devices.  
- **On-Chip Oscillator:** Supports external crystal or resonator.  
- **Watchdog Timer:** Enhances system reliability.  
- **Interrupt Capability:** Supports multiple interrupt sources.  
- **CMOS Technology:** Provides high noise immunity and low power dissipation.  

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

Application Scenarios & Design Considerations

Microprocessor Unit

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