N78E055ADG

Product Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: High-performance, low-power consumption
• Package: DIP-20, SOP-20
• Essence: 8-bit microcontroller with integrated peripherals
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Architecture: 8051 compatible
• CPU Speed: Up to 24 MHz
• Program Memory: 8 KB Flash
• Data Memory: 256 bytes RAM
• I/O Pins: 15
• Timers/Counters: 2 x 16-bit
• Serial Communication: UART, SPI, I2C
• Analog-to-Digital Converter: 10-bit, 8 channels
• Operating Voltage: 2.4V - 5.5V
• Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The N78E055ADG microcontroller has a total of 20 pins. The pin configuration is as follows:

1. P3.0 / RXD (UART Receive)
2. P3.1 / TXD (UART Transmit)
3. P3.2 / INT0 (External Interrupt 0)
4. P3.3 / INT1 (External Interrupt 1)
5. P3.4 / T0 (Timer 0 External Input)
6. P3.5 / T1 (Timer 1 External Input)
7. P3.6 / WR (Write Control for External Data Memory)
8. P3.7 / RD (Read Control for External Data Memory)
9. XTAL1 (External Crystal Oscillator Input)
10. XTAL2 (External Crystal Oscillator Output)
11. RST (Reset Input)
12. P0.0 / AD0 (Analog Input 0)
13. P0.1 / AD1 (Analog Input 1)
14. P0.2 / AD2 (Analog Input 2)
15. P0.3 / AD3 (Analog Input 3)
16. P0.4 / AD4 (Analog Input 4)
17. P0.5 / AD5 (Analog Input 5)
18. P0.6 / AD6 (Analog Input 6)
19. P0.7 / AD7 (Analog Input 7)
20. VSS (Ground)

Functional Features

• 8-bit microcontroller with a wide range of integrated peripherals
• High-performance CPU with up to 24 MHz clock speed
• Low-power consumption for energy-efficient applications
• Flexible serial communication interfaces (UART, SPI, I2C)
• On-chip analog-to-digital converter for precise measurements
• External interrupt capability for event-driven applications
• Timers/counters for accurate timing and control

Advantages and Disadvantages

Advantages: - Versatile microcontroller suitable for various embedded systems - Integrated peripherals reduce external component count - Low power consumption extends battery life - Wide operating voltage range allows flexibility in power supply - Cost-effective solution for control applications

Disadvantages: - Limited program memory size (8 KB) may restrict complex applications - Limited data memory (256 bytes) may require external storage - Limited number of I/O pins (15) may limit connectivity options

Working Principles

The N78E055ADG microcontroller is based on the 8051 architecture. It operates by executing instructions stored in its internal Flash memory. The CPU fetches instructions from memory, performs calculations, and controls the integrated peripherals based on the program logic. The microcontroller communicates with external devices through its I/O pins and serial communication interfaces. It can be programmed using various development tools and programming languages.

Detailed Application Field Plans

The N78E055ADG microcontroller is suitable for a wide range of applications, including but not limited to:

1. Home automation systems
2. Industrial control systems
3. Automotive electronics
4. Consumer electronics
5. Medical devices
6. Internet of Things (IoT) devices
7. Robotics
8. Sensor networks
9. Smart appliances
10. Security systems

Alternative Models

• N76E003AT20: 1 KB Flash, 128 bytes RAM, DIP-20 package
• N76E616AT20: 16 KB Flash, 768 bytes RAM, DIP-20 package
• N76E885AT20: 32 KB Flash, 1 KB RAM, DIP-20 package
• N76E003AT21: 1 KB Flash, 128 bytes RAM, SOP-20 package
• N76E616AT