C8051F981-GM

Product Overview

Category

The C8051F981-GM belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic applications that require embedded control and processing capabilities.

Characteristics

• High-performance 8-bit microcontroller
• Integrated with a wide range of peripherals for enhanced functionality
• Low power consumption
• Compact size and lightweight design
• Robust and reliable performance

Package

The C8051F981-GM is available in a compact package, suitable for surface mount technology (SMT) assembly.

Essence

The essence of the C8051F981-GM lies in its ability to provide efficient and reliable control and processing capabilities in a compact form factor.

Packaging/Quantity

The C8051F981-GM is typically packaged in reels or trays, with a quantity of 1000 units per package.

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 25 MHz
• Flash Memory: 64 KB
• RAM: 4352 bytes
• Operating Voltage: 2.7V to 3.6V
• Digital I/O Pins: 32
• Analog Inputs: 8
• Communication Interfaces: UART, SPI, I2C
• Timers/Counters: 4
• ADC Resolution: 12-bit
• PWM Channels: 4
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The C8051F981-GM features a total of 48 pins, each serving a specific purpose. The detailed pin configuration is as follows:

• Port 0 (P0.0 - P0.7): General-purpose I/O pins
• Port 1 (P1.0 - P1.7): General-purpose I/O pins
• Port 2 (P2.0 - P2.7): General-purpose I/O pins
• Port 3 (P3.0 - P3.7): General-purpose I/O pins
• Port 4 (P4.0 - P4.7): General-purpose I/O pins
• VDD: Power supply voltage input
• VSS: Ground reference
• XTAL1, XTAL2: Crystal oscillator connections
• RESET: Reset pin for system initialization
• ADC0 - ADC7: Analog input pins
• UART0TX, UART0RX: UART communication pins
• SPI0MISO, SPI0MOSI, SPI0SCK, SPI0CS: SPI communication pins
• I2C0SCL, I2C0SDA: I2C communication pins

Functional Features

The C8051F981-GM offers a wide range of functional features, including:

• High-speed processing capabilities
• Integrated analog-to-digital converter (ADC)
• Multiple communication interfaces for seamless connectivity
• Flexible timers/counters for precise timing operations
• PWM channels for generating analog output signals
• Low power consumption modes for energy efficiency
• Enhanced security features for data protection
• Extensive interrupt handling capabilities

Advantages and Disadvantages

Advantages

• Compact size and lightweight design make it suitable for space-constrained applications.
• Wide operating voltage range allows for flexibility in various power supply configurations.
• Integrated peripherals reduce the need for external components, saving cost and board space.
• High-performance CPU enables efficient execution of complex algorithms.
• Low power consumption extends battery life in portable devices.

Disadvantages

• Limited flash memory capacity may restrict the complexity of programs that can be stored.
• Limited number of I/O pins may pose limitations in applications requiring extensive interfacing.
• Lack of built-in wireless communication modules may require additional external components for wireless connectivity.

Working Principles

The C8051F981-GM operates based on the principles of a typical microcontroller. It executes instructions stored in its flash memory, interacts with peripherals through various communication interfaces, and performs data processing tasks. The microcontroller's CPU fetches instructions from memory, decodes them, and executes the corresponding operations. Input/output operations are facilitated through the I/O pins, allowing the microcontroller to interface with external devices.

Detailed Application Field Plans

The C8051F981-GM finds applications in various fields, including but not limited to:

1. Industrial Automation: Control systems, motor control, and monitoring devices.
2. Consumer Electronics: Home appliances, audio/video equipment, and gaming consoles.
3. Automotive: Engine control units, dashboard displays, and vehicle diagnostics.
4. Internet of Things (IoT): Smart home devices, wearable technology, and sensor networks.
5. Medical Devices: Patient monitoring systems, diagnostic equipment, and implantable devices.

Detailed and Complete Alternative Models

1. C8051F980-GM: Similar to the C8051F981