ATMEGA48P-20AU - Microchip Technology

Manufacturer Part Number

ATMEGA48P-20AU

Manufacturer

microchip-technology

Introduction

The ATMEGA48P-20AU is a part of the AVR® ATmega series, designed for embedded control applications. It is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture.

Product Features and Performance

Core Processor: AVR, 8-Bit

Speed: 20MHz

Connectivity includes I2C, SPI, UART/USART

Peripherals: Brown-out Detect/Reset, Power-on Reset (POR), Pulse Width Modulation (PWM), Watchdog Timer (WDT)

Number of I/O: 23

Program Memory Size: 4KB (2K x 16)

Program Memory Type: FLASH

EEPROM Size: 256 x 8

RAM Size: 512 x 8

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

Data Converters: 8-channel, 10-bit Analog-to-Digital Converter (A/D)

Oscillator Type: Internal

Operating Temperature Range: -40°C to 85°C

Mounting Type: Surface Mount

Package: 32-TQFP (7x7)

Product Advantages

Low power consumption makes it ideal for battery-powered applications.

A wide range of connectivity options supports complex designs.

Advanced peripherals facilitate robust control operations.

Large number of I/Os in a compact package enhances flexibility in designing.

Internal oscillator reduces external component count.

Broad voltage supply range enables use in various environments.

Key Technical Parameters

Core Size: 8-Bit

Speed: 20MHz

EEPROM Size: 256 x 8

RAM Size: 512 x 8

A/D Converters: 8x10b

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Brown-out Detect/Reset ensures proper functionality under low voltage conditions.

Watchdog Timer prevents system freeze-ups.

Power-on Reset (POR) facilitates reliable power-up.

Compatibility

Compatible with a broad range of peripheral components due to its I2C, SPI, and UART/USART interfaces.

The 32-TQFP package is suitable for various PCB designs.

Application Areas

Industrial Control Systems

Consumer Electronics

Automotive applications

Internet of Things (IoT) devices

Product Lifecycle

Product Status: Active

The product is not nearing discontinuation, ensuring long-term availability.

Several Key Reasons to Choose This Product

Superior processing power with 20MHz speed for real-time operations.

Excellent for energy-conscious applications due to low power consumption.

Offers a wide operating temperature range suitable for harsh environments.

Enhanced design flexibility through diverse I/O options and internal oscillator.

Supports advanced applications thanks to comprehensive connectivity and peripherals.

Reliable operation backed by multiple quality and safety features.