AT89C51RC-24PU

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AT89C51RC-24PU

IC MCU 8BIT 32KB FLASH 40PDIL

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Thông số kỹ thuật

Package Bulk
Series 89C
ProductStatus Active
CoreProcessor 8051
CoreSize 8-Bit
Speed 24MHz
Connectivity SPI, UART/USART
Peripherals WDT
NumberofI/O 32
ProgramMemorySize 32KB (32K x 8)
ProgramMemoryType FLASH
RAMSize 512 x 8
Voltage-Supply(Vcc/Vdd) 4V ~ 5.5V
OscillatorType Internal
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Through Hole
Package/Case 40-DIP (0.600, 15.24mm)

Tổng quan

Description

The AT89C51RC-24PU is an 8-bit microcontroller from Microchip Technology, part of the MCS-51 family. It features a 32-byte RAM, 4KB of flash memory for program storage, and operates at a clock frequency of up to 24 MHz. The microcontroller includes 32 I/O pins, three 16-bit timers, a full-duplex UART for serial communication, and a 10-bit ADC. It supports various operating modes, including idle and power-down, making it suitable for low-power applications.
The AT89C51RC-24PU is widely used in embedded systems for applications such as home automation, robotics, and industrial control due to its ease of programming and robust functionality. Programming can be done using assembly or high-level languages like C, and it supports in-circuit programming (ICP). The chip is housed in a 40-pin DIP package, facilitating easy integration into circuit designs. Overall, the AT89C51RC-24PU is a versatile choice for developers looking to implement microcontroller-based solutions.

Features

The AT89C51RC-24PU is an 8-bit microcontroller from Atmel, based on the MCS-51 architecture. Key features include:
- Flash Memory: 16 KB of in-system programmable flash memory for code storage and updates.
- RAM: 512 bytes of internal RAM.
- I/O Ports: 32 I/O lines, organized as four 8-bit ports (P0, P1, P2, P3).
- Clock Speed: Operates up to 24 MHz.
- Timers/Counters: Two 16-bit timers/counters for various timing applications.
- Serial Communication: Supports full-duplex UART for serial communication.
- Interrupts: Five interrupt sources with two external interrupts for responsive control.
- Oscillator: External crystal or resonator can be connected for clock generation.
- Power Saving: Idle and power-down modes to reduce power consumption.
- Compatibility: Compatible with the industry-standard MCS-51 instruction set.
These features make the AT89C51RC-24PU suitable for various embedded applications, including industrial control, automation, and consumer electronics.

Package

The AT89C51RC-24PU is packaged in a 40-pin dual in-line package (DIP). This type of package features two parallel rows of pins that are used for mounting on a circuit board.

Pinout

The AT89C51RC-24PU is an 8-bit microcontroller from the 8051 family with a total pin count of 40.
Pin Functions:
1. Power Supply: VCC (pin 40) and GND (pin 20).
2. I/O Ports: Four parallel I/O ports (P0, P1, P2, P3) consisting of 32 pins (P0: 0-7, P1: 8-15, P2: 16-23, P3: 24-31).
3. Control Signals: ALE (Address Latch Enable), PSEN (Program Store Enable), and EA (External Access).
4. Oscillator: XTAL1 and XTAL2 pins for the external oscillator connection.
5. Interrupts: External interrupt pins (INT0 and INT1) and timer/counter control pins.
6. Serial Communication: TXD (transmit) and RXD (receive) pins for UART.
7. Special Function Registers: Some pins serve dual functions as registers for timers, serial communication, and interrupts.
Overall, the AT89C51RC-24PU is a versatile microcontroller suitable for various embedded applications.

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. Microchip, founded in 1989 and headquartered in Chandler, Arizona, primarily focuses on the development and manufacture of microcontrollers and related technologies used in a wide range of applications, including automotive, industrial, consumer, and communication sectors. The AT89C51RC-24PU is part of the 8051 microcontroller family, which is widely used for embedded systems due to its compatibility and extensive support. Microchip Technology is known for its strong emphasis on innovation, quality, and customer support within the semiconductor industry.

Application

The AT89C51RC-24PU microcontroller is commonly used in embedded systems for applications such as industrial automation, home automation, automotive electronics, consumer electronics, and communication devices. It is suited for controlling motors, sensors, and user interfaces, as well as for data acquisition and processing tasks due to its I/O capabilities and programmable features.

Equivalent

The AT89C51RC-24PU is an 8-bit microcontroller based on the 8051 architecture. Equivalent products include:
1. AT89C51 - Basic 8051 microcontroller.
2. AT89C52 - Enhanced version with more RAM and I/O pins.
3. P89V51RD2 - Philips variant with Flash memory.
4. C8051F020 - Silicon Labs variant with advanced features.
5. NXP P89V51RD2 - Another variant with similar architecture.
Always check specifications and features to ensure compatibility for specific applications.

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