AT89S8253-24PU

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AT89S8253-24PU

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IC MCU 8BIT 12KB FLASH 40DIP

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規格

屬性 價值
Package Bulk
Series 89S
ProductStatus Active
CoreProcessor 8051
CoreSize 8-Bit
Speed 24MHz
Connectivity SPI, UART/USART
Peripherals POR, WDT
NumberofI/O 32
ProgramMemorySize 12KB (12K x 8)
ProgramMemoryType FLASH
EEPROMSize 2K x 8
RAMSize 256 x 8
Voltage-Supply(Vcc/Vdd) 2.7V ~ 5.5V
OscillatorType External
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Through Hole
Package/Case 40-DIP (0.600, 15.24mm)

概述

Description

The AT89S8253-24PU is a microcontroller from Atmel's 8051 series, designed for embedded applications. It features an 8-bit CPU with 8K bytes of Flash memory, 2K bytes of EEPROM, and 256 bytes of internal RAM. The device operates at a clock frequency of up to 24 MHz, offering efficient performance for various tasks.
Key features include three 16-bit timers/counters, a full-duplex serial port, and a Watchdog Timer for system reliability. It also supports 32 programmable I/O lines, allowing for versatile interfacing with external components. The inclusion of In-System Programming (ISP) and In-Application Programming (IAP) capabilities provides flexibility in updating the firmware without removing the microcontroller from the system.
The AT89S8253-24PU is compatible with the MCS-51 instruction set, making it a familiar choice for those experienced with 8051 microcontrollers. Its robust feature set and ease of programming make it suitable for a wide range of applications, from industrial automation to consumer electronics.

Equivalent

The AT89S8253-24PU is an 8-bit microcontroller from Microchip Technology (formerly Atmel). Equivalent products could include other 8051 family microcontrollers with similar features like flash memory and I/O capabilities. Some potential equivalents might be the NXP P89V51RD2 or the Silicon Labs C8051Fxxx series, depending on specific requirements like memory size and peripherals. Always check datasheets for precise compatibility.

Features

The AT89S8253-24PU is a microcontroller from Microchip Technology, formerly by Atmel, known for its 8-bit architecture. Key features include:
1. Core: It utilizes the 8051 core architecture.
2. Memory:
- 12KB of In-System Programmable (ISP) Flash memory.
- 2KB of EEPROM for non-volatile data storage.
- 256 bytes of internal RAM.
3. Performance: Operates up to 24 MHz, offering fast execution times.
4. I/O Ports: 32 programmable I/O lines across four 8-bit ports.
5. Timers: Three 16-bit timer/counters for versatile timing operations.
6. Serial Communication: Features a full-duplex UART for serial data communication.
7. Interrupts: Six interrupt sources allowing for efficient event handling.
8. Watchdog Timer: Provides system recovery from malfunctions.
9. Compatibility: Binary compatible with the MCS-51 instruction set.
10. Operating Voltage: Functions between 4.0V and 5.5V.
11. Power-Saving Modes: Includes Idle and Power-down modes to conserve energy.
These features make the AT89S8253-24PU suitable for a variety of embedded applications requiring reliable performance and flexibility.

Pinout

The AT89S8253-24PU is a microcontroller in the AT89 family from Atmel (now part of Microchip Technology). It features 40 pins in a Dual In-line Package (DIP).
Key functions of the AT89S8253 include:
1. Central Processing Unit (CPU): An 8-bit CPU compatible with the MCS-51 instruction set.
2. Memory: 12K bytes of In-System Programmable (ISP) Flash memory, 256 bytes of RAM, and 2K bytes of EEPROM.
3. I/O Ports: 32 programmable I/O lines across 4 ports (P0, P1, P2, P3).
4. Timers/Counters: Three 16-bit timers/counters for various timing operations.
5. Serial Communication: A full-duplex UART for serial communication.
6. Interrupts: Six interrupt sources with two priority levels.
7. Watchdog Timer: Integrated watchdog timer for system reliability.
8. Oscillator and Clock: Supports external clock source or on-chip oscillator.
These features make the AT89S8253 suitable for embedded system applications requiring reliable performance and flexible interfacing options.

Manufacturer

The AT89S8253-24PU is manufactured by Microchip Technology Inc. This company is a leading provider in the semiconductor industry, known for producing microcontrollers, memory, and analog devices. Originally, the AT89 series was developed by Atmel Corporation, which was later acquired by Microchip Technology in 2016. Microchip Technology focuses on providing a wide range of solutions for embedded control applications, serving various industries including automotive, consumer electronics, industrial, and communications.

Application

The AT89S8253-24PU is a microcontroller used in various embedded system applications. Its primary application areas include industrial automation, where it controls machinery and processes. It is also used in consumer electronics for device control and user interface management. In telecommunications, it aids in managing communication protocols and interfaces. Additionally, it's employed in automotive systems for sensor data processing and control tasks. Its use extends to security systems for access control and monitoring. Moreover, it serves in educational platforms for teaching microcontroller programming and design. The AT89S8253-24PU's versatility, with features like EEPROM and high-speed performance, makes it suitable for diverse real-time applications.

Package

The AT89S8253-24PU is a microcontroller from Atmel, featuring a 40-pin dual in-line package (DIP). It operates at a maximum frequency of 24 MHz and includes 8K bytes of flash memory, 256 bytes of RAM, and 2K bytes of EEPROM, suitable for a variety of embedded applications.

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