Datasheets
ATMEGA644PA-MUR by:

RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC44, 7 X 7 MM, 1 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, MO-220VKKD-3, VQFN-44

Part Details for ATMEGA644PA-MUR by Atmel Corporation

Overview of ATMEGA644PA-MUR by Atmel Corporation

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

Price & Stock for ATMEGA644PA-MUR

Part # Distributor Description Stock Price Buy
Win Source Electronics IC MCU 8BIT 64KB FLASH 44VQFN 20802
  • 9 $5.6530
  • 22 $4.6380
  • 34 $4.4930
  • 46 $4.3480
  • 60 $4.2030
  • 80 $3.7690
$3.7690 / $5.6530 Buy Now

Part Details for ATMEGA644PA-MUR

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ATMEGA644PA-MUR Part Data Attributes

ATMEGA644PA-MUR Atmel Corporation
Buy Now Datasheet
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ATMEGA644PA-MUR Atmel Corporation RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC44, 7 X 7 MM, 1 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, MO-220VKKD-3, VQFN-44
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Transferred
Ihs Manufacturer ATMEL CORP
Part Package Code QFN
Package Description HVQCCN, LCC44,.28SQ,20
Pin Count 44
Reach Compliance Code compliant
HTS Code 8542.31.00.01
Core Architecture AVR
Device Core AVR
Clock Speed 20
Ram 4
Flash Memory 64
Can 0
Adc Channels 8
Adc Resolution 10
Samacsys Manufacturer Microchip
Has ADC YES
Additional Feature ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
Address Bus Width
Bit Size 8
CPU Family AVR RISC
Clock Frequency-Max 20 MHz
DAC Channels NO
DMA Channels NO
External Data Bus Width
JESD-30 Code S-PQCC-N44
JESD-609 Code e3
Length 7 mm
Number of I/O Lines 32
Number of Terminals 44
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
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 ATMEGA644PA-MUR

This table gives cross-reference parts and alternative options found for ATMEGA644PA-MUR. 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 ATMEGA644PA-MUR, 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 Description Manufacturer Compare
ATMEGA644V-10AUR RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, PQFP44, 10 X 10 MM, 1 MM HEIGHT, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44 Atmel Corporation ATMEGA644PA-MUR vs ATMEGA644V-10AUR
ATMEGA644PV-10AU RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, PQFP44, 10 X 10 MM, 1 MM HEIGHT, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44 Atmel Corporation ATMEGA644PA-MUR vs ATMEGA644PV-10AU
ATMEGA644PV-10MUR RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, PQCC44, 7 X 7 MM, 1 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, MO-220VKKD-1, VQFN-44 Atmel Corporation ATMEGA644PA-MUR vs ATMEGA644PV-10MUR
ATMEGA324P-20PU RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDIP40, 0.600 INCH, GREEN, PLASTIC, MS-011AC, DIP-40 Atmel Corporation ATMEGA644PA-MUR vs ATMEGA324P-20PU
ATMEGA644PV-10AUR RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, PQFP44, 10 X 10 MM, 1 MM HEIGHT, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44 Atmel Corporation ATMEGA644PA-MUR vs ATMEGA644PV-10AUR
ATMEGA324PV-10MU RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, 7 X 7 MM, 1.00 MM HEIGHT, 0.50 MM PITCH, GREEN, VQFN-44 Atmel Corporation ATMEGA644PA-MUR vs ATMEGA324PV-10MU
ATMEGA644V-10PU RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, PDIP40, 0.600 INCH, GREEN, PLASTIC, MS-011AC, DIP-40 Atmel Corporation ATMEGA644PA-MUR vs ATMEGA644V-10PU
ATMEGA164P-20PU RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDIP40, 0.600 INCH, GREEN, PLASTIC, MS-011AC, DIP-40 Atmel Corporation ATMEGA644PA-MUR vs ATMEGA164P-20PU
ATMEGA644V-10AU RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, PQFP44, 10 X 10 MM, 1 MM THICKNESS, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44 Atmel Corporation ATMEGA644PA-MUR vs ATMEGA644V-10AU
ATMEGA644P-20MU RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, 7 X 7 MM, 1.00 MM HEIGHT, 0.50 MM PITCH, GREEN, VQFN-44 Atmel Corporation ATMEGA644PA-MUR vs ATMEGA644P-20MU

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