ATMEGA324P-20MU The ATMEGA324P-20MU is an 8-bit AVR microcontroller from Microchip Technology with 32KB Flash memory, 2KB SRAM, and 32 I/O pins, operating at up to 20MHz.
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ATMEGA324P-20MU

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The ATMEGA324P-20MU is an 8-bit AVR microcontroller from Microchip Technology with 32KB Flash memory, 2KB SRAM, and 32 I/O pins, operating at up to 20MHz.
✓ Total Stock: 2,336 pcs

ATMEGA324P-20MU Available from 1 distributor

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ATMEGA324P-20MU 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
Speed
Supplier Device Package
Voltage

ATMEGA324P-20MU Description

Short technical summary and product information.

The ATMEGA324P-20MU is a low-power 8-bit AVR microcontroller based on Microchip's enhanced RISC architecture. It features 32KB of in-system self-programmable Flash memory, 1KB EEPROM, and 2KB internal SRAM, with high endurance (10,000 write/erase cycles on Flash). The device operates at up to 20 MHz, delivering up to 20 MIPS throughput.

 

Peripherals include two 8-bit timers, one 16-bit timer, six PWM channels, an 8-channel 10-bit ADC with differential input and programmable gain, and communication interfaces such as I²C, SPI, and two USARTs. It supports JTAG for boundary-scan and on-chip debug, as well as Atmel QTouch capacitive touch sensing.

 

The microcontroller is supplied with a voltage range of 2.7V to 5.5V and operates over an industrial temperature range of -40°C to 85°C. It comes in a 44-VFQFN exposed pad package (44-VQFN, 7x7 mm), suitable for surface mount assembly. On-chip oscillator with internal calibration eliminates the need for external clock components in many applications.

ATMEGA324P-20MU Quick Information

Product Type: Microcontroller
Canonical Name: Microchip ATmega324P-20MU 8-bit AVR Microcontroller
Subcategory: 8-bit Microcontrollers

ATMEGA324P-20MU Compliance

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

ATMEGA324P-20MU Features

  • 8-bit AVR core with 20MHz speed.
  • 32KB Flash and 2KB SRAM memory.
  • 8-channel 10-bit ADC on chip.
  • I2C, SPI, and USART connectivity.
  • Low-power picoPower technology.

ATMEGA324P-20MU Applications

  • Used in embedded control systems.
  • Suitable for industrial automation.
  • Ideal for sensor interfacing.
  • Applied in IoT edge devices.
  • Capable of motor control with PWM.

ATMEGA324P-20MU FAQs

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

2.7V to 5.5V.

What package does the ATMEGA324P-20MU come in?

44-VQFN (7x7) surface mount package.

What is the operating temperature range?

-40°C to 85°C.

Is the ATMEGA324P-20MU RoHS compliant?

RoHS3 Compliant (unverified).

What is the CPU architecture?

8-bit AVR.

How much Flash memory does it have?

32 KB (16K x 16).

How many I/O pins are available?

32.

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