ATMEGA48PA-AU

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Application of ATMEGA48PA-AU microcontrollers is seen in many applications across various industries such as automotive, medical equipment, smart homes, digital appliances, and instrumentation. This microcontroller is an AVR-based device featuring 4KB Non-Volatile flash program memory, 128 bytes of Internal RAM, and 256 bytes of EEPROM. It is an 8-bit microcontroller with operating voltage range of 2.7 V to 5.5 V, enabling it to be used with single Li-Ion cell or 2 AA cell system.

Overview

The ATMEGA48PA-AU is an 8-bit Microcontroller from Atmel’s AVR family. It has 4KB Non-volatile Flash program memory, 128 Bytes of Internal RAM, and 256 bytes of EEPROM. It is based on AVR® core architecture and uses Harvard architecture with separate memory space for program and data. It is a small, low power, low pin count device. It has In System Programming (ISP) Support, self Programming and Debug Wire Interfaces. It has programmable internal clock and on-chip peripheral support is provided. The device also has two 8-bit Timer/Counter with different modes such as Pulse Width Modulation (PWM) and Capture. The device is available in various packages such as QFN-32L, SOIC-28B, QFP-32L, TSSOP-28, and DIP-20. All devices have standard 20 MHz programmable clock rate and power-saving mode support as well as power-on reset and external reset capabilities. The device is also characterized for operation over an extended temperature range of -40°C to 85°C.

Features

The ATMEGA48PA-AU has many features that make it suitable for a variety of applications. These include:

1. Flash Program Memory: It has 4Kbytes of Non-Volatile Flash program memory.
2. EEPROM Memory: It also has 256 bytes of EEPROM data memory. The EEPROM can be programmed with a variety of algorithms for error-free execution of data storage.
3. Internal Clock: It has an internal clock with a frequency of up to 20 MHz, allowing it to handle many data processing operations and tasks.
4. I/O Pins: It has 22 I/O pins, which can be configured as Input, Output, or Dual Function with or without internal pull-up resistors.
5. Interrupts: Interrupts of the highest priority are automatically serviced.
6. Power Management: This device has power-saving mode support, allowing the device to consume less power when idle and saving energy.

Applications

The ATMEGA48PA-AU is suitable for various applications, such as:

• Automotive systems
• Medical equipment
• Smart home automation
• Digital appliances
• Instrumentation

Working Principle

The ATmega48PA-AU microcontroller consists of a set of registers and memory interfaces that are used for data storage and manipulation. The instruction set is composed of instructions for data transfer, arithmetic, logic and control operations. Each instruction can have multiple arguments with different operations being performed based on the arguments. The data is usually stored in memory in the form of bytes, but some instructions can also be used to manipulate data in words. The instruction set also includes dedicated instructions for accessing and manipulating the data in the registers and memories.

The user programs the ATmega48PA-AU microcontroller using the in-system programming language. The programming language contains instructions that can be used to specify the operations to be performed by the microcontroller. The instruction set is optimised for low power consumption and specific application requirements. The user can also configure the microcontroller using the in-system programming language.

The ATmega48PA-AU microcontroller is responsible for the execution of instructions that have been programmed into the microcontroller. Whenever a program has to be executed, the instructions are fetched from the memory and executed one at a time. The program execution is carried out in a stepwise manner, where the microcontroller fetches the instructions and executes them in the order specified. It also performs data manipulation, performs calculations and implements control operations based on the instructions.

Conclusion

The ATmega48PA-AU microcontroller is an ideal choice for applications requiring low power consumption, faster performance, and increased reliability. It is available in multiple packages and can handle various tasks such as data manipulation, timer/counters, I/O control, and interrupt handling. It can be used in various applications such as automotive systems, medical equipment, instrumentation, and digital appliances.

The specific data is subject to PDF, and the above content is for reference