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AT89C51AC2-SLSUM

Name: AT89C51AC2-SLSUM
Rating: 4.7 (12 reviews)

IC MCU 8BIT 32KB FLASH 44PLCC

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Mfr。パート #AT89C51AC2-SLSUM
パッケージ PLCC-44
データシート
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仕様

Package	Tube
Series	89C
ProductStatus	Active
CoreProcessor	80C51
CoreSize	8-Bit
Speed	40MHz
Connectivity	UART/USART
Peripherals	POR, PWM, WDT
NumberofI/O	34
ProgramMemorySize	32KB (32K x 8)
ProgramMemoryType	FLASH
EEPROMSize	2K x 8
RAMSize	1.25K x 8
Voltage-Supply(Vcc/Vdd)	3V ~ 5.5V
DataConverters	A/D 8x10b
OscillatorType	External
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	44-LCC (J-Lead)

概要

Description

The AT89C51AC2-SLSUM is an 8-bit microcontroller based on the 8051 architecture, developed by Atmel (now part of Microchip Technology). It features a 16-bit timer, a UART for serial communication, and 4KB of on-chip Flash memory, which is programmable and erasable. The microcontroller supports a wide operating voltage range and includes various I/O ports for interfacing with other devices.
Key features include:
- Flash Memory: 4KB for code storage and reprogramming.
- RAM: 128 bytes of internal RAM.
- Timers: Two 16-bit timers/counters.
- I/O Ports: Four parallel I/O ports for connecting peripherals.
- Oscillator: Can operate at a frequency of up to 33 MHz, allowing for fast processing.
- Power Saving Modes: Various low-power modes to enhance energy efficiency.
The AT89C51AC2-SLSUM is suited for applications in embedded systems, consumer electronics, and industrial control, making it a versatile choice for developers.

Features

The AT89C51AC2-SLSUM is an 8-bit microcontroller from Atmel (now part of Microchip Technology) based on the MCS-51 architecture. Key features include:
1. Memory: 4 KB of Flash memory for program storage, 256 bytes of RAM, and 128 bytes of EEPROM.
2. I/O Ports: 32 general-purpose I/O lines divided into four parallel ports.
3. Clock Speed: Operates at a maximum frequency of 40 MHz.
4. Timers/Counters: Three 16-bit timers/counters for various timing applications.
5. Serial Communication: Full-duplex UART for serial communication.
6. Interrupts: Supports up to 8 external interrupt sources.
7. Low Power Modes: Multiple power-saving modes for energy-efficient operation.
8. Programmable Features: Supports in-system programming (ISP) and has a bootloader capability.
This microcontroller is suitable for embedded applications, offering versatility in control and automation tasks.

Package

The AT89C51AC2-SLSUM is typically available in a 40-pin Dual In-Line Package (DIP) format. It may also come in other package types, such as a Thin Quad Flat Package (TQFP) or a Leadless Chip Carrier (LCC), depending on the specific variant chosen. Always verify the packaging details from the manufacturer's datasheet for precise information.

Pinout

The AT89C51AC2-SLSUM is an 8-bit microcontroller from the Atmel (now part of Microchip Technology) 8051 family. It features a 40-pin Dual In-Line Package (DIP) configuration.
### Pin Count:
- Total Pins: 40
### Key Functions of Pins:
- Port 0 (P0.0 - P0.7): Open-drain I/O, can be used for data and address lines when interfacing with external memory.
- Port 1 (P1.0 - P1.7): Standard bidirectional I/O port.
- Port 2 (P2.0 - P2.7): Bidirectional I/O port, also used for high-order address byte.
- Port 3 (P3.0 - P3.7): Special function pins (interrupts, serial communication, etc.).
- Reset (RST): Resets the microcontroller.
- Vcc & GND: Power supply and ground connections.
- XTAL1 & XTAL2: Oscillator connections for clock generation.
The AT89C51AC2-SLSUM supports various features like enhanced I/O capabilities, on-chip memory, and integrated timers, making it suitable for a wide range of embedded applications.

Manufacturer

The AT89C51AC2-SLSUM is manufactured by Microchip Technology Inc., a leading provider of embedded control and mixed-signal semiconductor solutions. Founded in 1989, Microchip specializes in microcontrollers, integrated circuits, and development tools, catering to a wide range of applications, including automotive, industrial, consumer electronics, and communications. The company is known for its commitment to innovation and customer support, providing comprehensive resources for developers and engineers in the embedded systems field.

Application

The AT89C51AC2-SLSUM is an 8-bit microcontroller widely used in embedded systems for applications such as industrial automation, consumer electronics, automotive control systems, and communication devices. It's suitable for tasks like data acquisition, sensor interfacing, motor control, and simple user interfaces due to its programmability, low power consumption, and integrated features like timers and serial communication.

Equivalent

The AT89C51AC2-SLSUM is a microcontroller from Atmel (now part of Microchip Technology) based on the 8051 architecture. Equivalent products include the AT89C51, AT89C52, and other variants in the AT89CXX series. Additionally, compatible alternatives from other manufacturers include NXP's P89V51RD2 and Silicon Labs' C8051F series. Always verify specific features and pin configurations for compatibility.