C8051F864-C-GSR

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices, industrial automation
• Characteristics: High-performance, low-power consumption, integrated peripherals
• Package: 64-pin QFN package
• Essence: A microcontroller designed for various applications requiring high performance and low power consumption.
• Packaging/Quantity: Available in tape and reel packaging, quantity depends on the supplier.

Specifications

• Core: 8-bit 8051 microcontroller
• Clock Speed: Up to 25 MHz
• Flash Memory: 64 KB
• RAM: 4352 bytes
• Operating Voltage: 2.7V to 3.6V
• I/O Pins: 54
• ADC Channels: 8
• Timers/Counters: 4
• Communication Interfaces: UART, SPI, I2C
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The C8051F864-C-GSR microcontroller has a total of 64 pins. The pin configuration is as follows:

• Port 0 (P0.0 - P0.7)
• Port 1 (P1.0 - P1.7)
• Port 2 (P2.0 - P2.7)
• Port 3 (P3.0 - P3.7)
• Port 4 (P4.0 - P4.7)
• VDD (Power supply)
• VSS (Ground)
• XTAL1, XTAL2 (External crystal oscillator)
• RST (Reset)
• ALE/PROG (Address Latch Enable/Program)
• EA/VPP (External Access/Programming Voltage)
• PSEN (Program Store Enable)
• RXD (Receive Data)
• TXD (Transmit Data)
• INT0, INT1 (External Interrupts)
• T0, T1, T2, T3 (Timers/Counters)
• SDA, SCL (I2C Communication)
• MOSI, MISO, SCK (SPI Communication)
• ADC0 - ADC7 (Analog-to-Digital Converter)

Functional Features

• High-performance 8051 core with up to 25 MHz clock speed.
• Integrated peripherals such as UART, SPI, and I2C for communication.
• On-chip analog-to-digital converter (ADC) for analog signal processing.
• Multiple timers/counters for precise timing and event capture.
• Low-power consumption for energy-efficient applications.
• Flexible I/O pins for interfacing with external devices.
• Flash memory for program storage and non-volatile data retention.

Advantages and Disadvantages

Advantages: - High-performance 8051 core allows for efficient execution of complex tasks. - Integrated peripherals simplify the design and reduce external component count. - Low-power consumption extends battery life in portable and IoT applications. - Ample flash memory and RAM provide sufficient storage for programs and data. - Wide operating temperature range enables usage in harsh environments.

Disadvantages: - Limited processing power compared to 16-bit or 32-bit microcontrollers. - Restricted memory capacity may limit the complexity of applications. - Lack of floating-point unit may require additional software implementation for floating-point calculations.

Working Principles

The C8051F864-C-GSR microcontroller operates based on the 8051 architecture. It executes instructions fetched from its internal flash memory using the 8-bit ALU and registers. The integrated peripherals allow for communication with other devices through UART, SPI, and I2C interfaces. The on-chip ADC converts analog signals into digital values for further processing. The timers/counters enable precise timing and event capture. The microcontroller operates within the specified voltage range and can withstand a wide temperature range.

Detailed Application Field Plans

The C8051F864-C-GSR microcontroller finds applications in various fields, including: - Embedded systems: Used in consumer electronics, home automation, and automotive systems. - Internet of Things (IoT) devices: Enables connectivity and control in smart devices and sensor networks. - Industrial automation: Provides control and monitoring capabilities in industrial machinery and equipment. - Medical devices: Used in healthcare equipment for diagnostics, monitoring, and treatment. - Energy management: Enables efficient energy usage and control in smart grid systems.

Detailed and Complete Alternative Models

• C8051F860-C-GM: Similar microcontroller with additional features such as more I/O pins and higher flash memory capacity.
• C8051F862-C-GM: Variant with increased RAM size and additional communication interfaces.
• C8051F868-C-GM: Microcontroller with enhanced analog capabilities and extended temperature range.

These alternative models offer similar functionality to the C8051F864-C-GSR but may have different specifications and pin configurations.

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