ATMEGA48-20MUR The Atmel ATMEGA48-20MUR is a 20MHz 8-bit AVR microcontroller with 4KB Flash, 512B RAM, 256B EEPROM, and 23 I/O lines. It comes in a 32-VQFN surface-mount package and operates from 2.7V to 5.5V.
Mfr Part #:

ATMEGA48-20MUR

Available from 1 distributors
Mfr Name: Atmel
Atmel
The Atmel ATMEGA48-20MUR is a 20MHz 8-bit AVR microcontroller with 4KB Flash, 512B RAM, 256B EEPROM, and 23 I/O lines. It comes in a 32-VQFN surface-mount package and operates from 2.7V to 5.5V.
✓ Total Stock: 90 pcs

ATMEGA48-20MUR Available from 1 distributor

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ATMEGA48-20MUR 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
Program Memory Size
Program Memory Type
RAM Size
SVHC Present
Speed
Supplier Device Package
Voltage

ATMEGA48-20MUR Description

Short technical summary and product information.

The ATMEGA48-20MUR is an 8-bit AVR microcontroller from Atmel, built around the AVR core and operating at up to 20MHz. It provides 4KB of in-system programmable Flash memory, 512B of SRAM, and 256B of EEPROM, making it a suitable choice for moderate-complexity embedded control applications.

 

This MCU includes 23 general-purpose I/O lines, an 8-channel 10-bit analog-to-digital converter, and peripherals such as brown-out detection, power-on reset, PWM, and a watchdog timer. It supports the I2C, SPI, and UART/USART serial interfaces for communication with sensors, memories, and other microcontrollers.

 

The device operates over a supply voltage range of 2.7V to 5.5V and a temperature range of -40°C to +85°C, which supports use in a wide variety of environments. It is housed in a 32-VFQFN exposed pad package, also specified as 32-VQFN (5x5 mm), and is intended for surface-mount assembly.

ATMEGA48-20MUR Quick Information

Product Type: Microcontroller
Series: ATmega48
Canonical Name: 8-Bit AVR Microcontroller ATmega48
Subcategory: 8-bit Microcontroller

ATMEGA48-20MUR Compliance

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

ATMEGA48-20MUR Features

  • 8-bit AVR core at 20MHz.
  • 4KB of programmable Flash memory.
  • 512B SRAM and 256B EEPROM.
  • 23 I/O lines with 10-bit ADC.
  • Operates on 2.7V to 5.5V supply.

ATMEGA48-20MUR Applications

  • Supports PWM output for motor control.
  • Reads analog sensors with 10-bit ADC.
  • Connects to peripherals via I2C and SPI.
  • Operates in harsh temperature environments.

ATMEGA48-20MUR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum clock speed of the ATMEGA48-20MUR?

The ATMEGA48-20MUR operates at up to 20MHz.

What memory does the ATMEGA48-20MUR include?

It includes 4KB Flash program memory, 512B SRAM, and 256B EEPROM.

What is the operating voltage range of the ATMEGA48-20MUR?

2.7V to 5.5V.

What package is the ATMEGA48-20MUR available in?

32-VFQFN exposed pad (32-VQFN 5x5) surface mount package.

What operating temperature range does the ATMEGA48-20MUR support?

-40°C to +85°C.

How many I/O pins does the ATMEGA48-20MUR have?

It has 23 programmable I/O lines.

Is the ATMEGA48-20MUR RoHS compliant?

Existing data lists it as RoHS3 compliant but this is unverified.

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