C8051F987-C-GM

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices, industrial automation
• Characteristics: High-performance, low-power consumption, integrated peripherals
• Package: 48-pin QFN (Quad Flat No-Lead)
• Essence: A microcontroller designed for various applications requiring high performance and low power consumption.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Core: 8-bit 8051 microcontroller
• Clock Speed: Up to 25 MHz
• Flash Memory: 64 KB
• RAM: 4352 bytes
• ADC Resolution: 12-bit
• Number of I/O Pins: 32
• Communication Interfaces: UART, SPI, I2C
• Operating Voltage: 2.7V to 3.6V
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The C8051F987-C-GM microcontroller has a total of 48 pins. The pin configuration is as follows:

• Pins 1-4: VDD, GND, XTAL1, XTAL2
• Pins 5-12: P0.0-P0.7 (GPIO)
• Pins 13-20: P1.0-P1.7 (GPIO)
• Pins 21-28: P2.0-P2.7 (GPIO)
• Pins 29-36: P3.0-P3.7 (GPIO)
• Pins 37-38: RST, VREF
• Pins 39-42: ADC0-ADC3 (Analog Input)
• Pins 43-44: SDA, SCL (I2C Interface)
• Pins 45-46: TX, RX (UART Interface)
• Pins 47-48: SCK, MOSI (SPI Interface)

Functional Features

• High-performance 8051 core with up to 25 MHz clock speed
• Integrated analog-to-digital converter (ADC) with 12-bit resolution
• Multiple communication interfaces for easy integration with other devices
• Low-power consumption for energy-efficient applications
• Flexible I/O pins for versatile connectivity options
• On-chip debugging and development tools for efficient software development

Advantages and Disadvantages

Advantages: - High-performance 8051 core allows for fast execution of instructions - Integrated peripherals reduce the need for external components - Low-power consumption extends battery life in portable applications - Wide operating temperature range enables use in harsh environments

Disadvantages: - Limited flash memory compared to some other microcontrollers - 8-bit architecture may not be suitable for certain complex applications - Availability of alternative models with more features or lower cost

Working Principles

The C8051F987-C-GM microcontroller operates based on the 8051 architecture. It executes instructions stored in its flash memory and interacts with external devices through its I/O pins and communication interfaces. The integrated peripherals, such as the ADC and communication interfaces, enable the microcontroller to interface with sensors, actuators, and other devices. The low-power design ensures efficient operation even in battery-powered applications.

Detailed Application Field Plans

The C8051F987-C-GM microcontroller is suitable for a wide range of applications, including:

1. Embedded Systems: Used in various embedded systems, such as home automation, industrial control, and automotive electronics.
2. Internet of Things (IoT) Devices: Enables connectivity and control in IoT devices, such as smart home devices, wearables, and environmental monitoring systems.
3. Industrial Automation: Used in industrial automation systems for process control, monitoring, and data acquisition.
4. Consumer Electronics: Suitable for consumer electronics applications, including remote controls, gaming devices, and audio systems.
5. Medical Devices: Used in medical devices for monitoring, diagnostics, and treatment.

Detailed and Complete Alternative Models

1. C8051F120-GQ: Similar 8-bit microcontroller with higher flash memory capacity (128 KB) and additional features.
2. C8051F340-GM: 8-bit microcontroller with lower flash memory capacity (32 KB) but lower cost.
3. C8051F380-GQ: 8-bit microcontroller with similar flash memory capacity (64 KB) and enhanced analog capabilities.

These alternative models offer different trade-offs in terms of memory capacity, cost, and additional features, allowing users to choose the most suitable option for their specific application requirements.

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