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ATMEGA32M1-AU

Name: ATMEGA32M1-AU
Rating: 4.7 (12 reviews)

IC MCU 8BIT 32KB FLASH 32TQFP

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資料表 ATMEGA32M1-AU DataSheet
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規格

Series	AVR® ATmega
Part Status	Active
DigiKey Programmable	Not Verified
Core Processor	AVR
Core Size	8-Bit
Speed	16MHz
Connectivity	CANbus, LINbus, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Program Memory Size	32KB (16K x 16)
Program Memory Type	FLASH
EEPROM Size	1K x 8
RAM Size	2K x 8
Voltage - Supply (Vcc/Vdd)	2.7V ~ 5.5V
Data Converters	A/D 11x10b; D/A 1x10b
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Supplier Device Package	32-TQFP (7x7)
Package / Case	32-TQFP
Base Product Number	ATMEGA32

概述

Description

The ATmega32M1-AU is a microcontroller from Microchip's AVR family, designed for automotive and industrial applications. It features an 8-bit RISC architecture, allowing efficient processing and low power consumption. Key specifications include:
- Memory: 32 KB of Flash memory, 2 KB of SRAM, and 1 KB of EEPROM.
- I/O Ports: It supports up to 32 programmable I/O pins.
- Communication Interfaces: The ATmega32M1 includes various interfaces such as UART, SPI, and I2C, facilitating easy integration with other devices.
- Operating Voltage: It operates at 5V and can function in a range of temperatures suitable for automotive environments.
- Timers and PWM: It is equipped with multiple timers and supports Pulse Width Modulation (PWM), ideal for motor control and other timing applications.
The ATmega32M1-AU is commonly used in projects like automotive sensors, control systems, and embedded applications, benefiting from its robust performance and versatile functionality.

Features

The ATmega32M1-AU is an 8-bit AVR microcontroller from Microchip Technology, featuring several key attributes:
1. Architecture: It is based on the AVR enhanced RISC architecture.
2. Memory: It has 32 KB of Flash memory, 2 KB of SRAM, and 1 KB of EEPROM.
3. Clock Speed: Operates at a maximum clock speed of 16 MHz.
4. I/O Ports: Provides 32 general-purpose I/O pins.
5. ADC: Features a 10-bit ADC with up to 8 channels.
6. Timers: Includes three timer/counters (two 8-bit and one 16-bit).
7. Communication: Supports USART, SPI, and I2C for serial communication.
8. Power Management: Offers various sleep modes for low power consumption.
9. Packages: Available in a TQFP package with a temperature range of -40°C to 85°C.
The ATmega32M1-AU is suitable for automotive applications, sensor interfacing, and various embedded systems tasks.

Package

The ATmega32M1-AU is available in a 32-pin TQFP (Thin Quad Flat Package) form factor. This package type features a flat, quad-leaded design suitable for surface mounting on PCBs.

Pinout

The ATmega32M1-AU is an 8-bit microcontroller from Atmel's ATmega family, featuring a total of 32 pins in a TQFP package.
Pin Count: 32 pins
Key Functions:
- Digital I/O: 23 general-purpose I/O pins, configurable as input or output.
- Analog Input: 8 channels of 10-bit ADC (Analog-to-Digital Converter).
- Communication Interfaces:
- 1 USART for serial communication.
- 1 SPI (Serial Peripheral Interface) for communication with other devices.
- 1 TWI (Two Wire Interface) for I2C communication.
- Timers: 2 general-purpose timers/counters for timing operations.
- PWM (Pulse Width Modulation): Supports PWM output on several pins.
- External Interrupts: Multiple external interrupt sources.
- Power Management: Features various sleep modes for energy efficiency.
The ATmega32M1-AU is suited for automotive applications, incorporating functionalities for communication and control with low power consumption.

Manufacturer

The ATMEGA32M1-AU is manufactured by Microchip Technology Inc., an American company specializing in the design and production of microcontrollers, memory, and other semiconductor devices. Founded in 1989 and headquartered in Chandler, Arizona, Microchip is known for its embedded control solutions, particularly in the field of microcontroller technology, including the popular PIC and AVR families. The company serves various industries, including automotive, industrial, consumer electronics, and communication. Microchip focuses on innovation, providing tools and resources for engineers to develop applications using its products.

Application

The ATmega32M1-AU is primarily used in automotive applications, including motor control, body electronics, and sensor interfaces. It is suitable for embedded systems requiring low power consumption, such as battery-operated devices. Additionally, it is utilized in industrial automation, consumer electronics, and communication systems, leveraging its UART, SPI, and I2C interfaces for data exchange. Its versatility makes it ideal for various embedded applications where compact size and efficiency are essential.

Equivalent

The ATmega32M1-AU is a microcontroller from Microchip's AVR family. Equivalent products include the ATmega32U4, which offers USB functionality, and the ATmega64M1, which has similar features but with more memory. Other alternatives might include the ATtiny series for smaller applications or the ATmega328P for projects requiring less I/O. Always consider specific requirements such as memory, I/O pins, and peripherals when selecting a substitute.