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Microcontrollers and Processors / Microcontrollers / ATMEGA644P-20MUR
Datasheets
ATMEGA644P-20MUR by:
Microchip Technology Inc
Atmel Corporation
Microchip Technology Inc
Not Found

IC MCU 8BIT 64KB FLASH 44VQFN

Part Details for ATMEGA644P-20MUR by Microchip Technology Inc

Results Overview of ATMEGA644P-20MUR by Microchip Technology Inc

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Applications Consumer Electronics Internet of Things (IoT) Industrial Automation Smart Cities

ATMEGA644P-20MUR Information

ATMEGA644P-20MUR by Microchip Technology Inc is a Microcontroller.
Microcontrollers are under the broader part category of Microcontrollers and Processors.

Microcontrollers (MCUs) are small, low-power integrated circuits used to control embedded systems. Microcontrollers are primarily used to automate and control devices. Read more about Microcontrollers and Processors on our Microcontrollers and Processors part category page.

Price & Stock for ATMEGA644P-20MUR

Part # Distributor Description Stock Price Buy
DISTI # 68T3115
Newark 20Mhz, Qfn/Mlf, Ind Temp, Green, 5V, T&r 44 Vqfn 7X7X1Mm T/R Rohs Compliant: Yes |Microchip ATME... GA644P-20MUR more RoHS: Compliant Min Qty: 4000 Package Multiple: 1 Date Code: 0 Container: Reel 0
  • 100 $6.1600
$6.1600 Buy Now
DISTI # ATMEGA644P-20MURCT-ND
DigiKey IC MCU 8BIT 64KB FLASH 44VQFN Min Qty: 1 Lead time: 4 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 9641
In Stock
  • 1 $7.1900
  • 25 $6.6000
  • 100 $5.9800
  • 4,000 $5.9800
$5.9800 / $7.1900 Buy Now
DISTI # ATMEGA644P-20MUR
Avnet Americas 8 Bit MCU, AVR ATmega Family ATmega644 Series Microcontrollers, AVR, 20 MHz, 64 KB, 44 Pins - Tape a... nd Reel (Alt: ATMEGA644P-20MUR) more RoHS: Compliant Min Qty: 4000 Package Multiple: 4000 Lead time: 4 Weeks, 0 Days Container: Reel 0
  • 4,000 $6.1905
  • 8,000 $6.1395
  • 16,000 $6.0886
  • 24,000 $6.0379
  • 32,000 $5.9873
$5.9873 / $6.1905 Buy Now
DISTI # 556-ATMEGA644P-20MUR
Mouser Electronics 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ IND,5V RoHS: Compliant 0
  • 4,000 $5.9800
$5.9800 Order Now
DISTI # ATMEGA644P-20MUR
Microchip Technology Inc 20MHZ, QFN/MLF, IND TEMP, GREEN, 5V, T&R, VQFN, Projected EOL: 2039-12-13 COO: Thailand ECCN: EAR99 RoHS: Compliant Lead time: 8 Weeks, 0 Days Container: Reel 8000

Alternates Available
  • 1 $7.1900
  • 25 $6.6000
  • 100 $5.9800
  • 1,000 $5.5100
  • 5,000 $5.2200
$5.2200 / $7.1900 Buy Now
Onlinecomponents.com   RoHS: Compliant 8000 Factory Stock
  • 1,000 $17.0000
  • 2,000 $8.6800
  • 3,000 $5.9100
  • 4,000 $5.7900
$5.7900 / $17.0000 Buy Now
NAC 20MHZ, QFN/MLF, IND TEMP, GREEN, 5V, T&R - Package: 44 VQFN 7x7x1mm T/R RoHS: Compliant Min Qty: 4000 Package Multiple: 4000 0
  • 1 $7.4600
  • 100 $6.7600
  • 500 $6.3400
  • 1,000 $6.1800
$6.1800 / $7.4600 Buy Now
DISTI # ATMEGA644P-20MUR
Avnet Silica 8 Bit MCU AVR ATmega Family ATmega644 Series Microcontrollers AVR 20 MHz 64 KB 44 Pins (Alt: ATMEGA6... 44P-20MUR) more RoHS: Compliant Min Qty: 4000 Package Multiple: 4000 Lead time: 6 Weeks, 0 Days Silica - 0
Buy Now
DISTI # ATMEGA644P-20MUR
EBV Elektronik 8 Bit MCU AVR ATmega Family ATmega644 Series Microcontrollers AVR 20 MHz 64 KB 44 Pins (Alt: ATMEGA6... 44P-20MUR) more RoHS: Compliant Min Qty: 4000 Package Multiple: 4000 Lead time: 5 Weeks, 0 Days EBV - 0
Buy Now
Master Electronics   RoHS: Compliant 8000 Factory Stock
  • 1,000 $17.0000
  • 2,000 $8.6800
  • 3,000 $5.9100
  • 4,000 $5.7900
$5.7900 / $17.0000 Buy Now

Part Details for ATMEGA644P-20MUR

ATMEGA644P-20MUR CAD Models

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ATMEGA644P-20MUR Part Data Attributes

Parametric Data
ATMEGA644P-20MUR Microchip Technology Inc
Buy Now Datasheet
Compare Parts:
ATMEGA644P-20MUR Microchip Technology Inc IC MCU 8BIT 64KB FLASH 44VQFN
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Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Not Recommended
Ihs Manufacturer MICROCHIP TECHNOLOGY INC
Package Description 7 X 7 MM, 1 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, MO-220VKKD-1, VQFN-44
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.31.00.01
Factory Lead Time 4 Weeks
Samacsys Manufacturer Microchip
Has ADC YES
Additional Feature OPERATES AT 2.7V MINIMUM SUPPLY AT 10 MHz
Address Bus Width
Bit Size 8
Boundary Scan YES
CPU Family AVR RISC
Clock Frequency-Max 20 MHz
DAC Channels YES
DMA Channels NO
External Data Bus Width
Format FIXED POINT
Integrated Cache NO
JESD-30 Code S-PQCC-N44
JESD-609 Code e3
Length 7 mm
Low Power Mode YES
Number of External Interrupts 3
Number of I/O Lines 32
Number of Serial I/Os 2
Number of Terminals 44
Number of Timers 3
On Chip Data RAM Width 8
On Chip Program ROM Width 8
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
PWM Channels YES
Package Body Material PLASTIC/EPOXY
Package Code HVQCCN
Package Equivalence Code LCC44,.28SQ,20
Package Shape SQUARE
Package Style CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Qualification Status Not Qualified
RAM (bytes) 4096
ROM (words) 65536
ROM Programmability FLASH
Screening Level TS 16949
Seated Height-Max 1 mm
Speed 20 MHz
Supply Current-Max 9 mA
Supply Voltage-Max 5.5 V
Supply Voltage-Min 4.5 V
Supply Voltage-Nom 5 V
Surface Mount YES
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Finish MATTE TIN
Terminal Form NO LEAD
Terminal Pitch 0.5 mm
Terminal Position QUAD
Width 7 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC

Alternate Parts for ATMEGA644P-20MUR

This table gives cross-reference parts and alternative options found for ATMEGA644P-20MUR. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of ATMEGA644P-20MUR, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
ATMEGA644P-20MQ Microchip Technology Inc Check for Price IC MCU 8BIT 64KB FLASH 44VQFN ATMEGA644P-20MUR vs ATMEGA644P-20MQ
ATMEGA644P-20MU Microchip Technology Inc $5.1823 IC MCU 8BIT 64KB FLASH 44VQFN ATMEGA644P-20MUR vs ATMEGA644P-20MU
ATMEGA644P-20MQR Microchip Technology Inc Check for Price IC MCU 8BIT 64KB FLASH 44VQFN ATMEGA644P-20MUR vs ATMEGA644P-20MQR

ATMEGA644P-20MUR Related Parts

ATMEGA644P-20MUR Frequently Asked Questions (FAQ)

  • The maximum clock frequency for the ATMEGA644P-20MUR is 20 MHz.

  • The ATMEGA644P-20MUR has 64 KB of flash memory.

  • Yes, the ATMEGA644P-20MUR can operate at 3.3V, but it is recommended to use a voltage regulator to ensure stable operation.

  • The maximum current consumption of the ATMEGA644P-20MUR is approximately 15mA at 20MHz and 5V.

  • No, the ATMEGA644P-20MUR does not have built-in USB support. However, it can be implemented using bit-banging or using an external USB controller.