ATMEGA48PA-PU

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ATMEGA48PA-PU

+BOM

IC MCU 8BIT 4KB FLASH 28DIP

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Specifications

Attribute Value
Package Bulk
Series AVR® ATmega
ProductStatus Active
CoreProcessor AVR
CoreSize 8-Bit
Speed 20MHz
Connectivity I²C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
NumberofI/O 23
ProgramMemorySize 4KB (2K x 16)
ProgramMemoryType FLASH
EEPROMSize 256 x 8
RAMSize 512 x 8
Voltage-Supply(Vcc/Vdd) 1.8V ~ 5.5V
DataConverters A/D 6x10b
OscillatorType Internal
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Through Hole
Package/Case 28-DIP (0.300, 7.62mm)

Overview

Description

The ATMEGA48PA-PU is an 8-bit microcontroller from Microchip Technology, part of the AVR family. It is designed for embedded applications requiring efficient power consumption and performance. With 4KB of Flash memory, 512 bytes of SRAM, and 256 bytes of EEPROM, it offers ample storage for applications and data. The microcontroller operates at speeds up to 20 MHz and supports various programming methodologies, including in-system programming via its SPI interface.
Key features of the ATMEGA48PA-PU include 23 programmable I/O lines, three flexible timer/counters, an 8-channel 10-bit ADC, and a watchdog timer for increased reliability. It is designed to function over a wide voltage range (1.8V to 5.5V), making it suitable for battery-operated devices. The device also offers power-saving modes such as idle, power-save, and power-down, enhancing its energy efficiency.
The ATMEGA48PA-PU is widely used in applications like automation systems, consumer electronics, and prototyping, thanks to its balance of performance, memory, and flexibility.

Equivalent

The ATMEGA48PA-PU is an 8-bit AVR microcontroller from Microchip Technology. Equivalent products include the ATMEGA48A-PU, which is a non-picoPower version with slightly higher power consumption. Other alternatives within the AVR family include the ATMEGA88PA-PU and ATMEGA168PA-PU, offering more memory and features. Additionally, the ATMEGA328P-PU can be considered for applications requiring more flash memory, RAM, and EEPROM. Always compare specific requirements like memory, I/O, and power consumption when selecting an equivalent.

Features

The ATMEGA48PA-PU is an 8-bit microcontroller from Microchip Technology, part of the AVR family. It features a high-performance RISC architecture, and operates at speeds up to 20 MHz. Key features include:
- Flash Memory: 4KB in-system programmable Flash memory.
- SRAM: 512 bytes of internal SRAM.
- EEPROM: 256 bytes of EEPROM.
- I/O Ports: 23 programmable I/O lines.
- Timers: Two 8-bit timers and one 16-bit timer.
- ADC: 10-bit ADC with 6 channels.
- USART: Universal Synchronous/Asynchronous Receiver/Transmitter.
- SPI Interface: Serial Peripheral Interface.
- TWI/I2C Interface: Two-wire Serial Interface.
- Watchdog Timer: Programmable Watchdog Timer with an internal oscillator.
- Power-saving Modes: Various power management modes like Idle, ADC Noise Reduction, Power-save, Power-down, and Standby.
- Operating Voltage: 1.8V to 5.5V.
- Package: 28-pin PDIP.
These features make it suitable for various applications, including embedded systems, consumer electronics, and industrial automation.

Pinout

The ATMEGA48PA-PU is a microcontroller from the Atmel/Microchip AVR family. It comes in a 28-pin Dual Inline Package (DIP). Here is a concise overview of its pin functions:
1. VCC: Power supply.
2. GND: Ground.
3. Port B (PB0-PB7): Digital I/O, PWM outputs, and SPI communication.
4. Port C (PC0-PC5): Digital I/O and ADC inputs (PC6 and PC7 are used for RESET and XTAL1/XTAL2 for external clock/crystal oscillator).
5. Port D (PD0-PD7): Digital I/O, USART communication, and external interrupts.
6. AVCC: Supply voltage for the ADC (usually connected to VCC).
7. AREF: Reference voltage for the ADC.
8. RESET: Resets the microcontroller (active low).
The ATMEGA48PA-PU supports various features, including a 10-bit ADC, USART for serial communication, SPI, I2C, PWM, and timers. These features make it suitable for various embedded applications.

Manufacturer

The ATMEGA48PA-PU is manufactured by Microchip Technology Inc. This company specializes in the production of microcontrollers, memory, and analog semiconductors. Microchip Technology is a leading provider in the semiconductor industry, focusing on embedded control applications. They cater to a variety of sectors, including automotive, consumer electronics, industrial, and communications, providing solutions that encompass a wide range of product needs. Their products are used in a multitude of applications, offering robust and efficient solutions for electronic design and development.

Application

The ATMEGA48PA-PU microcontroller is commonly used in various applications due to its low power consumption and versatility. Typical application areas include:
1. Consumer Electronics: Used in remote controls, toys, and home automation devices.
2. Industrial Controls: Employed in process automation, motor controls, and sensor management.
3. Automotive Systems: Integrated into dashboard controls, entertainment systems, and engine management units.
4. Medical Devices: Utilized in portable medical instruments and diagnostic tools.
5. Embedded Systems: Suitable for development boards, prototypes, and educational projects.
6. IoT Devices: Functions in smart meters, wearable technology, and home security systems.
Its features make it ideal for applications requiring efficient processing, reliable performance, and low power usage.

Package

The ATMEGA48PA-PU is a microcontroller from Microchip Technology, packaged in a 28-pin Dual In-line Package (DIP). This type of package is suitable for through-hole mounting, making it convenient for prototyping and hobbyist projects.

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