ATMEGA328P-MUR - Microchip Technology

Manufacturer Part Number

ATMEGA328P-MUR

Manufacturer

Microchip Technology

Introduction

The ATMEGA328P-MUR is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture.

Product Features and Performance

20MHz maximum clock speed

32KB in-system programmable Flash

1KB EEPROM

2KB SRAM

23 programmable I/O lines

Three Timer/Counters with compare modes

Internal and external interrupts

Serial programmable USART

Master/Slave SPI serial interface

Byte-oriented 2-wire serial interface (I2C)

Programmable Watchdog Timer with internal oscillator

Analog comparator

On-chip analog-to-digital converter (ADC) with 8 channels and 10-bit resolution

Product Advantages

Optimized for low power consumption

Extensive use of on-chip resources to reduce system cost

Throughput up to 20 MIPS at 20MHz

Key Technical Parameters

Core Size: 8-Bit

Speed: 20MHz

Connectivity: I2C, SPI, UART/USART

Number of I/O: 23

Program Memory Size: 32KB (16K x 16)

EEPROM Size: 1K x 8

RAM Size: 2K x 8

Voltage - Supply (Vcc/Vdd): 1.8V ~ 5.5V

Data Converters: A/D 8x10b

Quality and Safety Features

Brown-out Detect/Reset

Power-on Reset (POR)

Programmable Watchdog Timer (WDT)

Lock bits for software security

Compatibility

Compatible with the AVR programmer and development kits

Easy integration with various development environments

Application Areas

Automotive

Industrial control

Consumer electronics

Internet of Things (IoT) devices

Medical devices

Product Lifecycle

Currently active

Not nearing discontinuation

Replacements or upgrades typically available

Several Key Reasons to Choose This Product

High integration reduces BOM cost

Power efficiency optimizes battery-powered operations

High processing speed for complex algorithms

Extensive community support and resources for development

Robust serial communication capabilities

Variety of operating voltages facilitates versatility in different applications

Ready to use with minimal configuration in multiple design scenarios