ATMEGA644P-A15MZ - Microchip Technology

Manufacturer Part Number

ATMEGA644P-A15MZ

Manufacturer

Microchip Technology

Introduction

The ATMEGA644P-A15MZ microcontroller from Microchip Technology, belongs to the AVR® ATmega series designed for automotive and industrial applications with robust performance and low power consumption.

Product Features and Performance

Core Processor: AVR 8-Bit offers efficient processing with a rich instruction set.

Speed: 16MHz high-frequency operation for responsive applications.

Connectivity: Includes I2C, SPI, UART/USART interfaces for versatile peripheral integration.

Peripherals: Features Brown-out Detect/Reset, POR, PWM, WDT for enhanced functionality.

Number of I/O: 32 pins for extensive connectivity with external devices.

Program Memory Size: 64KB FLASH for ample program storage.

EEPROM Size: 2KB for non-volatile data storage.

RAM Size: 4KB for temporary data manipulation.

Data Converters: A/D 8x10b analog to digital conversion capability.

Oscillator Type: Internal oscillator reducing external component requirements.

Operating Temperature: -40°C to 125°C ensuring reliability under extreme conditions.

Product Advantages

High-speed operation and large memory sizes allow for complex applications.

Multiple communication interfaces for broad peripheral support.

Extensive temperature range supports operation in harsh environments.

High I/O count caters to demanding control tasks.

Key Technical Parameters

Core Size: 8-Bit

Program Memory Type: FLASH

Voltage Supply (Vcc/Vdd): 2.7V to 5.5V

Operating Temperature: -40°C to 125°C

Grade: Automotive

Qualification: AEC-Q100 certified for automotive use

Mounting Type: Surface Mount

Supplier Device Package: 44-VQFN (7x7)

Package / Case: 44-VFQFN Exposed Pad

Quality and Safety Features

Automotive grade design ensures high reliability.

AEC-Q100 qualified for automotive safety compliance.

Multiple built-in peripheral features for system integrity like WDT and Brown-out Detect.

Compatibility

Standard surface-mount 44-VQFN package is compatible with common PCB assembly processes.

Application Areas

Automotive control units, industrial automation, smart embedded systems.

Product Lifecycle

Product Status: Active, not nearing discontinuation.

Availability of replacements or upgrades: Supported with newer models maintaining footprint compatibility.

Several Key Reasons to Choose This Product

Robustness and reliability with its automotive-grade designation.

High program memory and fast operating speeds suitable for complex functions.

Multi-interface connectivity allows for versatile designs.

Extended temperature range enables deployment in challenging environments.

Internal oscillator reduces the need for additional components, thus lowering system costs.