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ATMEGA48A-PU

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ATMEGA48A-PU

IC MCU 8BIT 4KB FLASH 28DIP

Manufacturer: Microchip Technology

Categories: Microcontrollers

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Microchip Technology's AVR® ATmega microcontroller, part number ATMEGA48A-PU, features an 8-bit AVR core operating at up to 20MHz. This device offers 4KB of FLASH program memory (2K x 16) and 256 bytes of EEPROM. On-chip peripherals include a 6-channel 10-bit Analog-to-Digital converter, I2C, SPI, and UART/USART interfaces, along with Brown-out Detect/Reset, Power-On Reset, PWM, and Watchdog Timer. With 23 general-purpose I/O pins, 512 bytes of RAM, and an internal oscillator, this microcontroller is suitable for applications in industrial automation, consumer electronics, and automotive systems. The ATMEGA48A-PU is supplied in a 28-PDIP package for through-hole mounting and operates over a temperature range of -40°C to 85°C.

Additional Information

Series: AVR® ATmegaRoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:
Technical Details:
PackagingTube
Package / Case28-DIP (0.300"", 7.62mm)
Mounting TypeThrough Hole
Speed20MHz
Program Memory Size4KB (2K x 16)
RAM Size512 x 8
Operating Temperature-40°C ~ 85°C (TA)
Oscillator TypeInternal
Program Memory TypeFLASH
EEPROM Size256 x 8
Core ProcessorAVR
Data ConvertersA/D 6x10b
Core Size8-Bit
Voltage - Supply (Vcc/Vdd)1.8V ~ 5.5V
ConnectivityI2C, SPI, UART/USART
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
Supplier Device Package28-PDIP
Number of I/O23
ProgrammableVerified

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Microcontroller FAQs

A microcontroller is a compact integrated circuit that combines a processor, memory, and input/output peripherals for embedded control applications.

Microcontrollers execute programmed instructions to process sensor inputs and control outputs such as motors, displays, and communication interfaces.

Microcontrollers are commonly used in:

  • Automotive systems
  • Robotics
  • IoT devices
  • Industrial automation
  • Household appliances
  • Smart electronics

Microcontrollers integrate memory and peripherals on-chip for dedicated tasks, while microprocessors are designed for higher-performance computing systems requiring external components.

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