Las imágenes son solo para referencia
AT89C55WD-24AU
IC MCU 8BIT 20KB FLASH 44TQFP
- Fabricante
- Mfr. Parte #AT89C55WD-24AU
- Paquete
- Hoja de datos
- En stock270
100% original & Nuevo
24 horas listos para el envío
Garantía de 365 días
RFQ y Obtenga más descuentos
Especificaciones
| Series | 89C |
| Part Status | Active |
| DigiKey Programmable | Not Verified |
| Core Processor | 8051 |
| Core Size | 8-Bit |
| Speed | 24MHz |
| Connectivity | UART/USART |
| Peripherals | WDT |
| Number of I/O | 32 |
| Program Memory Size | 20KB (20K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 256 x 8 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 5.5V |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 44-TQFP (10x10) |
| Package / Case | 44-TQFP |
| Base Product Number | AT89C55 |
Descripción general
Description
The AT89C55WD-24AU is a microcontroller from Atmel (now part of Microchip Technology), part of the 8051 family, featuring 40 pins and designed for embedded applications. It operates at a maximum speed of 24 MHz and is built on a CMOS technology, ensuring low power consumption.
Key features include 32 I/O pins, 8 KB of programmable Flash memory, 256 bytes of RAM, and 2048 bytes of EEPROM, which enables data retention without power. It supports various operating modes and has integrated timers, a serial communication interface, and several interrupt sources.
The AT89C55WD is particularly suitable for applications requiring reliability and versatility, such as industrial control, consumer electronics, and automation systems. Its programmability allows users to easily customize and update functionalities, making it a popular choice among developers and engineers. The device is available in various packages, including DIP and PLCC, facilitating integration into different designs.
Key features include 32 I/O pins, 8 KB of programmable Flash memory, 256 bytes of RAM, and 2048 bytes of EEPROM, which enables data retention without power. It supports various operating modes and has integrated timers, a serial communication interface, and several interrupt sources.
The AT89C55WD is particularly suitable for applications requiring reliability and versatility, such as industrial control, consumer electronics, and automation systems. Its programmability allows users to easily customize and update functionalities, making it a popular choice among developers and engineers. The device is available in various packages, including DIP and PLCC, facilitating integration into different designs.
Features
The AT89C55WD-24AU is an 8-bit microcontroller from Atmel's 8051 family, featuring the following key attributes:
1. Memory: It includes 32 KB of programmable Flash memory, 256 bytes of RAM, and 1 KB of data EEPROM.
2. I/O Ports: The microcontroller has 32 programmable I/O lines, divided into four 8-bit ports.
3. Timer/Counters: It provides two 16-bit timer/counters for various timing applications.
4. Serial Communication: Supports UART for serial communication.
5. Interrupts: It features multiple external and internal interrupts for flexible event handling.
6. Clock Speed: Operates at a clock frequency of up to 24 MHz.
7. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered applications.
8. Wide Operating Voltage: Functions within a voltage range of 4.0V to 5.5V.
The AT89C55WD is ideal for embedded systems, offering robust performance and extensive peripheral capabilities.
1. Memory: It includes 32 KB of programmable Flash memory, 256 bytes of RAM, and 1 KB of data EEPROM.
2. I/O Ports: The microcontroller has 32 programmable I/O lines, divided into four 8-bit ports.
3. Timer/Counters: It provides two 16-bit timer/counters for various timing applications.
4. Serial Communication: Supports UART for serial communication.
5. Interrupts: It features multiple external and internal interrupts for flexible event handling.
6. Clock Speed: Operates at a clock frequency of up to 24 MHz.
7. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered applications.
8. Wide Operating Voltage: Functions within a voltage range of 4.0V to 5.5V.
The AT89C55WD is ideal for embedded systems, offering robust performance and extensive peripheral capabilities.
Package
The AT89C55WD-24AU is packaged in a 40-pin dual in-line package (DIP) format.
Pinout
The AT89C55WD-24AU is an 8-bit microcontroller from Atmel (now part of Microchip Technology) with a total of 40 pins.
### Pin Functions:
1. Power Supply:
- VCC (Pin 40) - Power supply.
- GND (Pin 20) - Ground.
2. Port Inputs/Outputs:
- Port 0 (Pins 32-39) - Open-drain I/O with external pull-ups; used for data/address in external memory access.
- Port 1 (Pins 1-8) - Bidirectional I/O.
- Port 2 (Pins 21-28) - Bidirectional I/O; also used for high-order address bits during external memory access.
- Port 3 (Pins 10-17) - Bidirectional I/O; includes special function pins like RxD, TxD, and interrupts.
3. Timer/Counters:
- T0 and T1 (Pins 19 and 18) - Timer/Counter inputs.
4. Reset and Control:
- RST (Pin 9) - Reset input.
- ALE (Pin 30) - Address Latch Enable.
- PSEN (Pin 29) - Program Store Enable.
5. Oscillator:
- XTAL1 (Pin 11) and XTAL2 (Pin 12) - External oscillator connections.
This microcontroller is versatile for various embedded applications.
### Pin Functions:
1. Power Supply:
- VCC (Pin 40) - Power supply.
- GND (Pin 20) - Ground.
2. Port Inputs/Outputs:
- Port 0 (Pins 32-39) - Open-drain I/O with external pull-ups; used for data/address in external memory access.
- Port 1 (Pins 1-8) - Bidirectional I/O.
- Port 2 (Pins 21-28) - Bidirectional I/O; also used for high-order address bits during external memory access.
- Port 3 (Pins 10-17) - Bidirectional I/O; includes special function pins like RxD, TxD, and interrupts.
3. Timer/Counters:
- T0 and T1 (Pins 19 and 18) - Timer/Counter inputs.
4. Reset and Control:
- RST (Pin 9) - Reset input.
- ALE (Pin 30) - Address Latch Enable.
- PSEN (Pin 29) - Program Store Enable.
5. Oscillator:
- XTAL1 (Pin 11) and XTAL2 (Pin 12) - External oscillator connections.
This microcontroller is versatile for various embedded applications.
Manufacturer
The AT89C55WD-24AU is manufactured by Microchip Technology Inc., a leading American semiconductor company. Microchip specializes in microcontrollers, memory solutions, and analog devices, catering primarily to the embedded systems market. Founded in 1989, the company has grown through a combination of organic growth and strategic acquisitions, including the purchase of Atmel in 2016, which expanded its offerings in microcontroller products. Microchip Technology is known for its focus on providing innovative solutions, robust technical support, and a vast ecosystem for developers in various industries, including automotive, industrial, consumer electronics, and more.
Application
The AT89C55WD-24AU is an 8-bit microcontroller used in various applications such as embedded systems, industrial automation, automotive controls, consumer electronics, data acquisition systems, and communication devices. Its features, including flash memory, multiple I/O ports, and timer/counter capabilities, make it suitable for controlling processes, interfacing with sensors, and managing devices in smart systems.
Equivalent
The AT89C55WD-24AU is an 8-bit microcontroller from Atmel (now part of Microchip Technology). Equivalent products include:
1. AT89C51 - Similar architecture with less memory.
2. AT89C52 - More memory than AT89C51.
3. PIC16F877A - Microchip alternative with comparable features.
4. MCS-51 variants - Other manufacturers' compatible 8051 microcontrollers.
Always check specific requirements like memory size, I/O pins, and peripherals for exact compatibility.
1. AT89C51 - Similar architecture with less memory.
2. AT89C52 - More memory than AT89C51.
3. PIC16F877A - Microchip alternative with comparable features.
4. MCS-51 variants - Other manufacturers' compatible 8051 microcontrollers.
Always check specific requirements like memory size, I/O pins, and peripherals for exact compatibility.
Envío
Métodos de envíoNosotros
ofrecer servicios de envío globales a través de DHL, FedEx, TNT, UPS, o cualquier otro expediente de su elección.
Referencia de tarifas de envío (DHL/FedEx):
DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.
FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.
EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.
Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.
Pagos
Payment Methods
El plazo de pago es 100% prepagado.
Actualmente, solo aceptamos los siguientes métodos de pago:
1. de PayPal
2. Tarjeta de crédito/débito
3. Transferencia bancaria
Similar
-
![MX25L3233FZBI-08Q]()
MX25L3233FZBI-08Q
Macronix
-
![MX25L3233FM1I-08Q]()
MX25L3233FM1I-08Q
Macronix
-
![MX66U1G45GXDI00]()
MX66U1G45GXDI00
Macronix
-
![MX25V4035FZUI]()
MX25V4035FZUI
Macronix
-
![MX25V2033FM1I]()
MX25V2033FM1I
Macronix
-
![MX25V16066M1I02]()
MX25V16066M1I02
Macronix
-
![MX25V16066M2I02]()
MX25V16066M2I02
Macronix
-
![MX30LF2G28AD-TI]()
MX30LF2G28AD-TI
Macronix
-
![MX25L25673GMI-10G]()
MX25L25673GMI-10G
Macronix
-
![MX29GL512FHXFI-11G]()
MX29GL512FHXFI-11..
Macronix
-
![MX25L2006EM1I-12G]()
MX25L2006EM1I-12G
Macronix
-
![MX25R1635FZUIH0]()
MX25R1635FZUIH0
Macronix
