AT89C51RB2-SLSUM

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AT89C51RB2-SLSUM

IC MCU 8BIT 16KB FLASH 44PLCC

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Thông số kỹ thuật

Package Tube
Series 89C
ProductStatus Active
CoreProcessor 80C51
CoreSize 8-Bit
Speed 60MHz
Connectivity SPI, UART/USART
Peripherals POR, PWM, WDT
NumberofI/O 32
ProgramMemorySize 16KB (16K x 8)
ProgramMemoryType FLASH
RAMSize 1.25K x 8
Voltage-Supply(Vcc/Vdd) 2.7V ~ 5.5V
OscillatorType External
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 44-LCC (J-Lead)

Tổng quan

Description

The AT89C51RB2-SLSUM is an 8-bit microcontroller from the AT89C51 family, widely used in embedded systems. It features a 40-pin dual in-line package (DIP) and is based on the 8051 architecture, enabling compatibility with a broad range of software and hardware.
Key specifications include:
- Memory: It has 32KB of programmable Flash memory, 256 bytes of RAM, and 2KB of data EEPROM.
- I/O Ports: It includes 32 I/O pins, allowing for extensive interfacing capabilities.
- Timers/Counters: The microcontroller is equipped with three 16-bit timers/counters, which are useful for timing and event counting applications.
- Communication: It supports UART for serial communication and can interface with various peripherals.
The AT89C51RB2-SLSUM is suitable for applications in automation, control systems, and data acquisition due to its versatility, low power consumption, and ease of programming. Overall, it is an ideal choice for both beginners and experienced developers in the field of microcontroller applications.

Features

The AT89C51RB2-SLSUM is a low-power, high-performance 8-bit microcontroller from Atmel, part of the 8051 family. Key features include:
1. Memory: 16 KB of flash memory for program storage, 256 bytes of RAM, and 128 bytes of internal data memory.
2. I/O Ports: Four parallel I/O ports (P0, P1, P2, P3) with up to 32 I/O pins.
3. Timers: Two 16-bit timers/counters for timing operations.
4. UART: Full duplex UART for serial communication.
5. Interrupts: Supports up to five external interrupts with a programmable priority.
6. Clock Speed: Operates at speeds up to 40 MHz.
7. Power Management: Low power consumption features, including idle and power-down modes.
8. On-chip Oscillator: Integrated oscillator and clock circuitry.
9. Bit Manipulation: Bit-addressable memory for easy manipulation of individual bits.
These features make the AT89C51RB2-SLSUM suitable for various embedded applications, including consumer electronics and industrial control systems.

Package

The AT89C51RB2-SLSUM is typically available in a 40-pin dual in-line package (DIP) or a 32-pin PLCC (Plastic Leaded Chip Carrier) package type.

Pinout

The AT89C51RB2-SLSUM is an 8-bit microcontroller from the 8051 family, featuring a total of 40 pins. It includes the following functions:
1. Power Supply: VCC and GND pins for power.
2. Oscillator: XTAL1 and XTAL2 for connecting the crystal oscillator.
3. I/O Ports: Four 8-bit bidirectional I/O ports (P0, P1, P2, P3) for general-purpose input/output operations.
4. Interrupts: External interrupt pins (INT0 and INT1), and additional interrupt sources for timer and serial communication.
5. Timer/Counters: Two 16-bit timer/counters (T0 and T1).
6. Serial Communication: UART for asynchronous serial communication via the SCON register.
7. Program Memory: Support for external memory interfacing and program memory upgrades.
8. Special Function Registers: Various dedicated registers for control and configuration.
This microcontroller is well-suited for embedded system applications due to its flexibility and integrated peripherals.

Manufacturer

The AT89C51RB2-SLSUM is manufactured by Microchip Technology Inc. Microchip is a leading American technology company that specializes in designing and manufacturing microcontrollers, mixed-signal, analog, and Flash-IP solutions. Founded in 1989, the company serves a wide range of industries including automotive, consumer electronics, and industrial automation. Microchip is known for its extensive portfolio of microcontroller products and development tools, catering to both hobbyists and professional engineers. The AT89C51RB2-SLSUM is part of the 8051 microcontroller family, which is widely used in embedded system applications.

Application

The AT89C51RB2-SLSUM microcontroller is commonly used in embedded systems for applications such as industrial automation, home appliances, automotive control systems, and communication devices. Its features, including enhanced memory, multiple I/O ports, and serial communication capabilities, make it suitable for tasks like data acquisition, process control, and real-time monitoring. Additionally, it is utilized in educational projects and prototyping due to its simplicity and versatility.

Equivalent

The AT89C51RB2-SLSUM is an 8-bit microcontroller from Atmel (now part of Microchip Technology). Equivalent products include the AT89C51, AT89C52, and AT89S52, as well as other 8051-compatible microcontrollers from manufacturers like NXP (P89V51RD2), Silicon Labs (C8051F), and Infineon (XC886). Always verify specifications and features for compatibility with your application.

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