ATMEGA644P-20MU The Microchip Technology ATMEGA644P-20MU is an 8-bit AVR microcontroller with 64KB of Flash program memory and 4KB of SRAM. It operates at speeds up to 20MHz.
Mfr Part #:

ATMEGA644P-20MU

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology ATMEGA644P-20MU is an 8-bit AVR microcontroller with 64KB of Flash program memory and 4KB of SRAM. It operates at speeds up to 20MHz.
✓ Total Stock: 21,514 pcs

ATMEGA644P-20MU Available from 1 distributor

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Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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21,514 pcs
21514 pcs On Request 1 On Request On Request 2020+ On Request On Request

ATMEGA644P-20MU Specifications Quick View

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

ATMEGA644P-20MU Description

Short technical summary and product information.

The ATmega644P is a low-power, high-performance 8-bit CMOS microcontroller based on the AVR enhanced RISC architecture. It achieves throughputs close to 1 MIPS per MHz, allowing designers to optimize for power consumption versus processing speed.

 

This specific model, the ATMEGA644P-20MU, features 64KB of in-system self-programmable Flash program memory and 4KB of internal SRAM. It includes 32 programmable I/O lines, an 8-channel 10-bit ADC, and various peripherals such as two 8-bit timer/counters, one 16-bit timer/counter, and a programmable watchdog timer.

 

The microcontroller operates within a voltage range of 2.7V to 5.5V and has a maximum clock frequency of 20MHz. It is housed in a 44-terminal VQFN package with dimensions of 7x7mm and a height of 1.00mm, suitable for surface mounting.

 

The ATMEGA644P-20MU is designed for applications requiring efficient processing and low power consumption. Its robust feature set makes it suitable for a wide range of embedded control applications.

ATMEGA644P-20MU Quick Information

Product Type: Microcontroller
Canonical Name: ATMEGA644P-20MU 8-Bit AVR Microcontroller
Subcategory: 8-Bit RISC Microcontroller

ATMEGA644P-20MU Compliance

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

ATMEGA644P-20MU Features

  • 8-bit AVR microcontroller architecture.
  • 64KB Flash program memory.
  • 4KB internal SRAM.
  • 20MHz maximum clock speed.
  • 44-VQFN package for surface mounting.

ATMEGA644P-20MU Applications

  • Embedded control systems.
  • Industrial automation.
  • Consumer electronics.
  • IoT devices.

ATMEGA644P-20MU FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the ATMEGA644P-20MU?

The operating voltage range is 2.7V to 5.5V.

What is the package type for the ATMEGA644P-20MU?

The package type is 44-VQFN (7x7).

What is the operating temperature range of the ATMEGA644P-20MU?

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

Is the ATMEGA644P-20MU RoHS compliant?

Yes, it is RoHS3 Compliant.

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