ATMEGA48A-AU The Atmel ATMEGA48A-AU is an 8-bit AVR microcontroller with 4KB of Flash memory and a maximum clock speed of 20MHz. It is supplied in a 32-TQFP package.
Mfr Part #:

ATMEGA48A-AU

Available from 1 distributors
Mfr Name: Atmel
Atmel
The Atmel ATMEGA48A-AU is an 8-bit AVR microcontroller with 4KB of Flash memory and a maximum clock speed of 20MHz. It is supplied in a 32-TQFP package.
✓ Total Stock: 549 pcs

ATMEGA48A-AU Available from 1 distributor

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549 pcs
549 pcs On Request 1 On Request On Request 17+ On Request On Request

ATMEGA48A-AU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
EEPROM Size
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Pitch
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Voltage

ATMEGA48A-AU Description

Short technical summary and product information.

The ATmega48A/PA/88A/PA/168A/PA/328/P is a low-power, CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. This specific model, the ATMEGA48A-AU, operates at a maximum clock frequency of 20MHz.

 

It features 4KB of In-System Self-Programmable Flash program memory, 256 Bytes of EEPROM, and 512 Bytes of Internal SRAM. The microcontroller includes 23 programmable I/O lines and supports various peripherals such as Brown-out Detect/Reset, POR, PWM, and WDT. It also incorporates an 8-channel, 10-bit Analog-to-Digital Converter (ADC) and supports communication interfaces like I²C, SPI, and UART/USART.

 

The device operates within a voltage range of 1.8V to 5.5V and has an operating temperature range of -40°C to 85°C. It is packaged in a 32-lead TQFP (7x7mm) with a 0.80mm pitch, suitable for surface mounting.

 

Key features include its advanced RISC architecture, high endurance non-volatile memory, and multiple sleep modes for power optimization. The ATMEGA48A-AU is designed for applications requiring a compact and efficient microcontroller solution.

ATMEGA48A-AU Quick Information

Product Type: Microcontroller
Canonical Name: ATMEGA48A-AU 8-Bit Microcontroller
Subcategory: 8-Bit RISC Microcontroller

ATMEGA48A-AU Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ATMEGA48A-AU Features

  • 8-bit AVR RISC microcontroller architecture.
  • Up to 20MHz clock frequency operation.
  • 4KB Flash program memory capacity.
  • 512 Bytes internal SRAM and 256 Bytes EEPROM.
  • 32-TQFP surface-mount package.

ATMEGA48A-AU Applications

  • Embedded control system applications.
  • Industrial automation projects.
  • Consumer electronics devices.
  • IoT and sensor interface designs.

ATMEGA48A-AU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the ATMEGA48A-AU?

The operating voltage range is 1.8V to 5.5V.

What package type is the ATMEGA48A-AU supplied in?

The ATMEGA48A-AU is supplied in a 32-TQFP package.

What is the operating temperature range for the ATMEGA48A-AU?

The operating temperature range is -40°C to 85°C.

What is the maximum clock frequency of the ATMEGA48A-AU?

The maximum clock frequency is 20MHz.

How much Flash memory does the ATMEGA48A-AU have?

The ATMEGA48A-AU has 4KB of Flash program memory.

What is the RAM size of the ATMEGA48A-AU?

The ATMEGA48A-AU has 512 Bytes of internal SRAM.

What peripherals are included with the ATMEGA48A-AU?

Peripherals include Brown-out Detect/Reset, POR, PWM, and WDT.

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