AT89C51RC2-SLSUM

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AT89C51RC2-SLSUM

IC MCU 8BIT 32KB FLASH 44PLCC

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Thông số kỹ thuật

Series 89C
Part Status Active
Base Product Number AT89C51
DigiKey Programmable Verified
Core Processor 80C51
Core Size 8-Bit
Speed 60MHz
Connectivity SPI, UART/USART
Peripherals POR, PWM, WDT
Number of I/O 32
Program Memory Size 32KB (32K x 8)
Program Memory Type FLASH
RAM Size 1.25K x 8
Voltage - Supply (Vcc/Vdd) 2.7V ~ 5.5V
Oscillator Type External
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Supplier Device Package 44-PLCC (16.6x16.6)
Package 44-LCC (J-Lead)
Packaging Tube

Tổng quan

Description

The AT89C51RC2-SLSUM is an 8-bit microcontroller from the Atmel/Microchip AT89 series, primarily designed for embedded applications. It is based on the popular 8051 architecture, featuring a compatible instruction set.
Key features include:
- ROM: 16 KB of Flash memory for program storage, allowing for in-circuit reprogramming.
- RAM: 512 bytes of data RAM for variable storage.
- I/O Ports: 32 programmable I/O pins divided into four ports, enabling diverse interfacing options.
- Timers: Two 16-bit timers/counters for precise timing and event counting.
- Interrupts: Five interrupt sources for efficient event management.
- Serial Communication: Built-in UART for asynchronous serial communication.
The AT89C51RC2-SLSUM is widely used in consumer electronics, industrial applications, and automation systems due to its flexibility, ease of programming, and extensive support. It is suitable for both novice and experienced developers looking to create a variety of embedded solutions.

Features

The AT89C51RC2-SLSUM is an 8-bit microcontroller from the 8051 family, featuring:
1. Memory: 64KB of Flash memory for program storage, 2KB of RAM, and 2048 bytes of EEPROM.
2. Clock Speed: Operates at a maximum clock frequency of 40 MHz.
3. I/O Ports: 32 I/O pins divided into four 8-bit ports (P0, P1, P2, P3) for versatile interfacing.
4. Timers/Counters: Two 16-bit timers/counters for various timing applications.
5. Serial Communication: Full-duplex UART for serial communication.
6. Interrupts: Supports up to five interrupt sources with two external interrupts.
7. Low Power Modes: Features various power-saving modes for energy efficiency.
8. Compatibility: Backward compatible with the 8051 architecture, allowing easy migration from older designs.
Ideal for applications in embedded systems, the AT89C51RC2-SLSUM offers robust performance, flexibility, and ease of integration.

Package

The AT89C51RC2-SLSUM is packaged in a 40-pin dual in-line package (DIP).

Pinout

The AT89C51RC2-SLSUM is an 8-bit microcontroller from the 8051 family, featuring a total of 40 pins. The key functions of the pins are as follows:
1. Port 0 (P0.0 - P0.7): 8-bit bidirectional I/O port; also serves as the multiplexed low byte of the address and data bus.
2. Port 1 (P1.0 - P1.7): 8-bit bidirectional I/O port.
3. Port 2 (P2.0 - P2.7): 8-bit bidirectional I/O port; also serves as the high byte of the address bus.
4. Port 3 (P3.0 - P3.7): 8-bit bidirectional I/O port; includes special functions like RXD, TXD, INT0, INT1, and others.
5. Reset: Active-high input to reset the microcontroller.
6. Crystal oscillator pins (XTAL1, XTAL2): For connecting the external oscillator.
7. VCC and GND: Power supply connections.
Overall, the AT89C51RC2-SLSUM is designed for various applications requiring minimal power consumption and efficient processing capabilities.

Manufacturer

The AT89C51RC2-SLSUM is manufactured by Microchip Technology Inc., a leading semiconductor company. Microchip specializes in designing and producing microcontrollers, microprocessors, analog semiconductors, and integrated circuits. Founded in 1989, Microchip serves various industries, including automotive, industrial, consumer, and communications, providing solutions for embedded system design. The AT89C51RC2 is part of their 8051 microcontroller family, known for its versatility and ease of use in a wide range of applications.

Application

The AT89C51RC2-SLSUM is a microcontroller used in various application areas, including embedded systems, automation, robotics, consumer electronics, and industrial control systems. It is suitable for applications requiring serial communication, data acquisition, and control tasks due to its 8051 architecture, built-in EEPROM, and enhanced features such as a higher speed clock and extensive I/O options.

Equivalent

The AT89C51RC2-SLSUM is an 8-bit microcontroller from Atmel (now part of Microchip Technology). Equivalent products include:
1. AT89C51 - Basic 8051 variant.
2. AT89C52 - Similar features with more memory.
3. NXP P89V51RD2 - Enhanced 8051-compatible microcontroller.
4. Silicon Labs C8051 - Advanced 8051 microcontrollers with various features.
Always verify specific requirements such as memory, speed, and I/O capabilities for compatibility.

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