Manufacturer Part Number
ATMEGA48A-MUR
Manufacturer
Microchip Technology
Introduction
The ATMEGA48A-MUR is a high-performance, low-power Atmel AVR 8-bit microcontroller that integrates 4KB of programmable flash memory in a compact package.
Product Features and Performance
8-Bit AVR Core processor with a maximum speed of 20MHz
Comprehensive connectivity with I2C, SPI, and UART/USART
Advanced peripherals including Brown-out Detect/Reset, Power-on Reset, PWM, and Watchdog Timer for enhanced functionality
23 programmable I/O lines for flexible device control
4KB of in-system programmable flash memory for storing code
256 bytes of EEPROM for data storage
512 bytes of internal SRAM
Broad voltage range operation (1.8V to 5.5V) for versatile power supply options
Internal oscillator for reducing external component count
Supports A/D conversion with 8 channels at 10 bits resolution
Product Advantages
The extensive I/O options and connectivity features support complex applications.
The integrated memory and peripherals reduce the need for external components, saving space and cost.
Flexible power supply options make it suitable for battery-operated applications.
The internal oscillator simplifies circuit design and lowers overall system costs.
Key Technical Parameters
Core Processor: AVR, 8-Bit
Speed: 20MHz
Connectivity: I2C, SPI, UART/USART
I/O Number: 23
Program Memory Size: 4KB (2K x 16)
EEPROM Size: 256 x 8
RAM Size: 512 x 8
Voltage Supply Range: 1.8V ~ 5.5V
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Integrated brown-out detect/reset and power-on reset features ensure reliable operation under variable power conditions.
The watchdog timer prevents software lock-up in faulty situations.
Compatibility
Compatible with the AVR series of microcontrollers, allowing for easy integration into existing designs.
Application Areas
Ideal for industrial control systems, sensor networks, battery-operated devices, and small-scale automation projects.
Product Lifecycle
Currently active and not nearing discontinuation, ensuring long-term availability.
Microchip Technology provides ongoing support and updates for AVR series microcontrollers.
Several Key Reasons to Choose This Product
High integration and advanced features support complex applications with minimal external components.
Flexible power supply options and low power consumption enhance battery life in portable applications.
The support for a wide range of connectivity options allows for versatile applications in communication and control systems.
Robust design with safety features ensures reliability in various operating conditions.
Backed by Microchip Technology's support and product longevity, offering confidence in product choice and future availability.