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AT89S52-24JI

Name: AT89S52-24JI
Rating: 4.7 (12 reviews)

IC MCU 8BIT 8KB FLASH 44PLCC

제조업체
Mfr.부분 #AT89S52-24JI
패키지 PLCC-44
데이터시트 AT89S52-24JI DataSheet
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사양

Package	Tube
Series	89S
ProductStatus	Obsolete
CoreProcessor	8051
CoreSize	8-Bit
Speed	24MHz
Connectivity	UART/USART
Peripherals	WDT
NumberofI/O	32
ProgramMemorySize	8KB (8K x 8)
ProgramMemoryType	FLASH
RAMSize	256 x 8
Voltage-Supply(Vcc/Vdd)	4V ~ 5.5V
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	44-LCC (J-Lead)

개요

Description

The AT89S52-24JI is an 8-bit microcontroller from Atmel, part of the 8051 family. It features 8 KB of Flash memory, which can be reprogrammed, along with 256 bytes of RAM and 32 I/O pins. The microcontroller operates at a maximum clock frequency of 24 MHz and supports various serial communication interfaces, including UART.
Key attributes include a 16-bit timer, a watchdog timer, and a four-channel 8-bit ADC, making it suitable for a variety of applications, from embedded systems to automation. The AT89S52-24JI is designed for low power consumption and is compatible with numerous development tools, enhancing its usability in hobbyist projects and commercial products.
The device’s architecture allows for easy integration in both simple and complex systems, providing a versatile platform for developing control and monitoring applications. Its reliability and established lineage make it a popular choice for engineers and developers looking to leverage the 8051 architecture in modern designs.

Features

The AT89S52-24JI is an 8-bit microcontroller from the Atmel (now part of Microchip Technology) 8051 family. Key features include:
- Memory: 8 KB of flash memory (programmable and erasable), 256 bytes of RAM, and 32 I/O lines.
- Clock Speed: Operates at a maximum frequency of 24 MHz.
- Timers/Counters: Two 16-bit timers/counters.
- Serial Communication: Full-duplex UART for serial communication.
- Interrupts: Five external interrupts, providing flexibility in handling multiple events.
- Operating Voltage: Typically operates between 4.0V to 5.5V.
- Low Power Consumption: Features power-saving modes, ideal for battery-operated devices.
- Programming: Supports in-system programming (ISP) and can be programmed via a standard parallel programmer.
This microcontroller is suitable for a variety of applications, including embedded systems, control systems, and automation projects.

Package

The AT89S52-24JI is packaged in a 40-pin dual in-line package (DIP). This type of package features two parallel rows of pins for easy insertion into a socket or PCB.

Pinout

The AT89S52-24JI is an 8-bit microcontroller from Atmel's 8051 family. It features a total of 40 pins. Here’s a brief overview of its pin functions:
- Power Supply: Pins VCC (pin 40) and GND (pin 20) for power.
- Oscillator: XTAL1 (pin 1) and XTAL2 (pin 2) for the external oscillator.
- I/O Ports: Ports 0 to 3 (P0-P3) are used for general-purpose I/O. Each port has 8 pins (P0.0 to P3.7).
- Interrupts: External interrupts are available on pins 3 (INT0) and 4 (INT1).
- Timer/Counter: Timer 0 and Timer 1 have designated pins (T0 on pin 12 and T1 on pin 13).
- Serial Communication: The UART pins are RXD (pin 10) and TXD (pin 11).
- Program Memory Interface: Pins for interfacing with external program memory (EA/VPP on pin 31, PSEN on pin 29).
This microcontroller is widely used in embedded systems for its versatility and ease of programming.

Manufacturer

The AT89S52-24JI is manufactured by Microchip Technology Inc., a leading provider of microcontroller and analog semiconductor solutions. Microchip specializes in developing microcontrollers, memory products, analog devices, and development tools for various applications, including automotive, industrial, and consumer electronics. The company focuses on providing high-performance, low-power solutions and is known for its extensive product range and commitment to supporting embedded design through comprehensive development resources and user-friendly tools. Founded in 1989, Microchip has established itself as a key player in the semiconductor industry, catering to a wide array of customers and industries globally.

Application

The AT89S52-24JI is an 8-bit microcontroller based on the 8051 architecture, commonly used in applications such as embedded systems, industrial automation, home appliances, consumer electronics, and automotive controls. It is suitable for tasks requiring real-time processing, interfacing with sensors and actuators, and managing data communication. Its versatility in programming and I/O capabilities make it ideal for prototyping and small-scale production runs.

Equivalent

Equivalent products to the AT89S52-24JI microcontroller include the AT89C52, AT89S51, and the P89V51RD2. These chips share similar architectures and functionalities, making them compatible for many applications. Always check specific datasheets for pin configurations and features to ensure compatibility in your project.