規格
| 屬性 | 價值 |
| Package / Case | Bulk |
| Series | 89C |
| Part Status | Active |
| Core Processor | 8051 |
| Core Size | 8-Bit |
| Speed | 24MHz |
| Connectivity | SPI, UART/USART |
| Peripherals | WDT |
| Number of I/O | 32 |
| Program Memory Size | 32KB (32K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 512 x 8 |
| Voltage - Supply (Vcc/Vdd) | 4V ~ 5.5V |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Through Hole |
概述
Description
The AT89C51RC-24PU is a microcontroller from Atmel's 8051 family, widely used in embedded systems. It features an 8-bit CPU, 32K bytes of Flash memory, and operates at speeds up to 24 MHz, making it suitable for a variety of applications that require efficient processing power. The microcontroller includes 256 bytes of RAM and supports standard 8051 features like two timers/counters, a serial communication port, and four parallel I/O ports, allowing for versatile interfacing options.
The AT89C51RC-24PU also includes power-saving modes, making it energy-efficient for battery-operated devices. It supports both byte- and bit-level I/O operations, enhancing its flexibility in handling external devices. Additionally, it offers programmable serial UART channels, facilitating easy integration with serial peripherals.
Being compatible with the 8051 instruction set, it is ideal for developers familiar with 8051 architecture. Its integration of on-chip Flash memory provides easy programmability and storage for user programs. This microcontroller is suitable for various applications, including data acquisition, industrial automation, and consumer electronics, thanks to its robust feature set and reliable performance.
The AT89C51RC-24PU also includes power-saving modes, making it energy-efficient for battery-operated devices. It supports both byte- and bit-level I/O operations, enhancing its flexibility in handling external devices. Additionally, it offers programmable serial UART channels, facilitating easy integration with serial peripherals.
Being compatible with the 8051 instruction set, it is ideal for developers familiar with 8051 architecture. Its integration of on-chip Flash memory provides easy programmability and storage for user programs. This microcontroller is suitable for various applications, including data acquisition, industrial automation, and consumer electronics, thanks to its robust feature set and reliable performance.
Equivalent
The AT89C51RC-24PU is a microcontroller from the 8051 family. Equivalent products include:
1. NXP's P89V51RD2
2. Microchip's SST89E54RD
3. Silicon Labs' C8051F340
4. Infineon's XC866 series
These alternatives generally have similar features such as 8-bit architecture, flash memory, and support for 8051 instruction sets, but differences in peripherals and performance specs might exist. Always verify compatibility with your specific application requirements.
1. NXP's P89V51RD2
2. Microchip's SST89E54RD
3. Silicon Labs' C8051F340
4. Infineon's XC866 series
These alternatives generally have similar features such as 8-bit architecture, flash memory, and support for 8051 instruction sets, but differences in peripherals and performance specs might exist. Always verify compatibility with your specific application requirements.
Features
The AT89C51RC-24PU is an 8-bit microcontroller from the 8051 family by Atmel. It features a low-power, high-performance CMOS technology and integrates a 24 MHz CPU. Key features include:
1. Memory: 32KB of Flash memory for program storage and 1KB of RAM for data operations.
2. I/O Ports: 32 general-purpose I/O lines across four 8-bit ports.
3. Timer/Counters: Three 16-bit timer/counters for timing and event counting.
4. Serial Communication: Integrated UART for serial communication.
5. Interrupts: Six interrupt sources with two external and four internal interrupts.
6. Clock: On-chip oscillator and clock circuitry that can operate up to 24 MHz.
7. Compatibility: Fully compatible with industry-standard MCS-51 instruction set and pinout.
8. Power: Supports power-down and idle modes for reduced power consumption.
This microcontroller is suitable for embedded applications requiring low power and high performance, such as industrial control, consumer electronics, and automotive applications.
1. Memory: 32KB of Flash memory for program storage and 1KB of RAM for data operations.
2. I/O Ports: 32 general-purpose I/O lines across four 8-bit ports.
3. Timer/Counters: Three 16-bit timer/counters for timing and event counting.
4. Serial Communication: Integrated UART for serial communication.
5. Interrupts: Six interrupt sources with two external and four internal interrupts.
6. Clock: On-chip oscillator and clock circuitry that can operate up to 24 MHz.
7. Compatibility: Fully compatible with industry-standard MCS-51 instruction set and pinout.
8. Power: Supports power-down and idle modes for reduced power consumption.
This microcontroller is suitable for embedded applications requiring low power and high performance, such as industrial control, consumer electronics, and automotive applications.
Pinout
The AT89C51RC-24PU is a microcontroller from Microchip Technology, originally from Atmel's 8051 family. It has a total of 40 pins. The primary functions of these pins are:
- Ports: It has four parallel I/O ports (P0, P1, P2, P3), each consisting of 8 pins, used for interfacing with other devices.
- VCC and GND: Two pins for power supply; VCC is the power supply pin, and GND is the ground.
- Oscillator: Two pins (XTAL1 and XTAL2) are used for connecting an external crystal oscillator to provide the clock frequency.
- RST: A pin is used for resetting the microcontroller.
- ALE/PROG: The Address Latch Enable pin is used for demultiplexing the address-data bus.
- PSEN: The Program Store Enable pin is used to read external program memory.
- EA/VPP: The External Access pin determines if the microcontroller will fetch code from internal or external memory.
These functions make the AT89C51RC-24PU suitable for a variety of embedded applications requiring basic control and interfacing capabilities.
- Ports: It has four parallel I/O ports (P0, P1, P2, P3), each consisting of 8 pins, used for interfacing with other devices.
- VCC and GND: Two pins for power supply; VCC is the power supply pin, and GND is the ground.
- Oscillator: Two pins (XTAL1 and XTAL2) are used for connecting an external crystal oscillator to provide the clock frequency.
- RST: A pin is used for resetting the microcontroller.
- ALE/PROG: The Address Latch Enable pin is used for demultiplexing the address-data bus.
- PSEN: The Program Store Enable pin is used to read external program memory.
- EA/VPP: The External Access pin determines if the microcontroller will fetch code from internal or external memory.
These functions make the AT89C51RC-24PU suitable for a variety of embedded applications requiring basic control and interfacing capabilities.
Manufacturer
The AT89C51RC-24PU is manufactured by Microchip Technology Inc. This company is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Originally, the AT89 series was developed by Atmel Corporation, which was acquired by Microchip Technology Inc. in 2016.
Microchip Technology is known for its embedded control solutions and offers a wide range of microcontrollers and associated software and development tools. These products are used in various industries, including automotive, industrial, consumer, and communications, to provide smart, connected, and secure systems. The company's extensive portfolio supports engineers in developing efficient and reliable electronic devices.
Microchip Technology is known for its embedded control solutions and offers a wide range of microcontrollers and associated software and development tools. These products are used in various industries, including automotive, industrial, consumer, and communications, to provide smart, connected, and secure systems. The company's extensive portfolio supports engineers in developing efficient and reliable electronic devices.
Application
The AT89C51RC-24PU is a microcontroller from the 8051 family, commonly used in embedded systems. Its application areas include:
1. Consumer Electronics: Used in devices like remote controls, toys, and home appliances.
2. Industrial Automation: Applied in process control, data acquisition systems, and machinery control.
3. Automotive: Utilized for dashboard instrumentation and basic vehicle control systems.
4. Communication Systems: Employed in modems, routers, and other networking devices.
5. Home Automation: Powers smart home devices, including lighting and security systems.
6. Educational Tools: Used in learning kits for teaching microcontroller programming and embedded systems design.
These applications leverage its robust processing capabilities and versatile I/O options.
1. Consumer Electronics: Used in devices like remote controls, toys, and home appliances.
2. Industrial Automation: Applied in process control, data acquisition systems, and machinery control.
3. Automotive: Utilized for dashboard instrumentation and basic vehicle control systems.
4. Communication Systems: Employed in modems, routers, and other networking devices.
5. Home Automation: Powers smart home devices, including lighting and security systems.
6. Educational Tools: Used in learning kits for teaching microcontroller programming and embedded systems design.
These applications leverage its robust processing capabilities and versatile I/O options.
Package
The AT89C51RC-24PU is a microcontroller from Microchip Technology (formerly Atmel). It comes in a 40-pin Dual Inline Package (DIP), which is suitable for through-hole mounting. This package type is commonly used for prototyping and breadboard-friendly applications.
