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Microcontrollers and Processors / Microcontrollers / ATMEGA644PA-AN
Datasheets
ATMEGA644PA-AN by:
Microchip Technology Inc
Atmel Corporation
Microchip Technology Inc
Not Found

16 MHZ, 105C, GREEN, TQFP

Part Details for ATMEGA644PA-AN by Microchip Technology Inc

Results Overview of ATMEGA644PA-AN by Microchip Technology Inc

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

ATMEGA644PA-AN Information

ATMEGA644PA-AN 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 ATMEGA644PA-AN

Part # Distributor Description Stock Price Buy
DISTI # 23AC2322
Newark 16 Mhz, 105C, Green, Tqfp 44 Tqfp 10X10X1Mm Tray Rohs Compliant: Yes |Microchip ATMEGA644PA-AN RoHS: Compliant Min Qty: 160 Package Multiple: 1 Date Code: 0 Container: Bulk 0
  • 100 $5.7400
$5.7400 Buy Now
DISTI # ATMEGA644PA-AN-ND
DigiKey IC MCU 8BIT 64KB FLASH 44TQFP Min Qty: 1 Lead time: 9 Weeks Container: Tray 1
In Stock
  • 1 $6.7200
  • 25 $6.1500
  • 100 $5.5700
$5.5700 / $6.7200 Buy Now
DISTI # ATMEGA644PA-AN
Avnet Americas Low-Power CMOS 8-Bit Microcontroller 64 Kbyte Flash 4 Kbyte SRAM 44-Pin TQFP Tray - Trays (Alt: ATME... GA644PA-AN) more RoHS: Not Compliant Min Qty: 160 Package Multiple: 160 Lead time: 9 Weeks, 0 Days Container: Tray 0
  • 160 $5.7876
  • 320 $5.7399
  • 640 $5.6923
  • 960 $5.6449
  • 1,280 $5.5975
$5.5975 / $5.7876 Buy Now
DISTI # 556-ATMEGA644PA-AN
Mouser Electronics 8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP RoHS: Compliant 1118
  • 1 $6.5500
  • 25 $5.9500
  • 100 $5.5700
  • 250 $5.5500
  • 1,120 $5.4300
$5.4300 / $6.5500 Buy Now
DISTI # ATMEGA644PA-AN
Microchip Technology Inc 16 MHz, 105C, Green, TQFP, TQFP, Projected EOL: 2044-12-22 COO: Taiwan ECCN: EAR99 RoHS: Compliant Lead time: 9 Weeks, 0 Days Container: Tray 160

Alternates Available
  • 1 $6.7200
  • 25 $6.1500
  • 100 $5.5700
  • 1,000 $5.1500
  • 5,000 $4.9000
$4.9000 / $6.7200 Buy Now
Onlinecomponents.com   RoHS: Compliant 160 Factory Stock
  • 40 $8.5600
  • 80 $6.4200
  • 120 $5.9900
  • 160 $5.8700
$5.8700 / $8.5600 Buy Now
NAC 16 MHz, 105C, Green, TQFP - Package: 44 TQFP 10x10x1mm TRAY RoHS: Compliant Min Qty: 160 Package Multiple: 160 Container: Tray 0
  • 1 $6.9700
  • 100 $6.3200
  • 500 $5.9200
  • 1,000 $5.7800
$5.7800 / $6.9700 Buy Now
DISTI # ATMEGA644PA-AN
Avnet Silica LowPower CMOS 8Bit Microcontroller 64 Kbyte Flash 4 Kbyte SRAM 44Pin TQFP Tray (Alt: ATMEGA644PA-AN) RoHS: Compliant Min Qty: 160 Package Multiple: 160 Lead time: 11 Weeks, 0 Days Silica - 0
Buy Now
DISTI # ATMEGA644PA-AN
EBV Elektronik LowPower CMOS 8Bit Microcontroller 64 Kbyte Flash 4 Kbyte SRAM 44Pin TQFP Tray (Alt: ATMEGA644PA-AN) RoHS: Compliant Min Qty: 160 Package Multiple: 160 Lead time: 10 Weeks, 0 Days EBV - 0
Buy Now
Master Electronics   RoHS: Compliant 160 Factory Stock
  • 40 $8.5600
  • 80 $6.4200
  • 120 $5.9900
  • 160 $5.8700
$5.8700 / $8.5600 Buy Now
Vyrian Peripheral ICs 203
RFQ

Part Details for ATMEGA644PA-AN

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ATMEGA644PA-AN Part Data Attributes

Parametric Data
ATMEGA644PA-AN Microchip Technology Inc
Buy Now Datasheet
Compare Parts:
ATMEGA644PA-AN Microchip Technology Inc 16 MHZ, 105C, GREEN, TQFP
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Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer MICROCHIP TECHNOLOGY INC
Package Description TQFP-44
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.31.00.01
Factory Lead Time 9 Weeks
Samacsys Manufacturer Microchip
Has ADC YES
Additional Feature IT ALSO OPERATES FROM 1.8V TO 5.5 V AT 4 MHZ
Address Bus Width
Bit Size 8
Boundary Scan YES
CPU Family AVR RISC
Clock Frequency-Max 20 MHz
DAC Channels NO
DMA Channels NO
External Data Bus Width
Format FIXED POINT
Integrated Cache NO
JESD-30 Code S-PQFP-G44
JESD-609 Code e3
Length 10 mm
Low Power Mode YES
Number of DMA Channels
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 105 °C
Operating Temperature-Min -40 °C
PWM Channels YES
Package Body Material PLASTIC/EPOXY
Package Code TQFP
Package Equivalence Code TQFP44,.39SQ,31
Package Shape SQUARE
Package Style FLATPACK, THIN PROFILE
RAM (bytes) 4096
RAM (words) 4096
ROM (words) 65536
ROM Programmability FLASH
Seated Height-Max 1.2 mm
Speed 20 MHz
Supply Current-Max 9 mA
Supply Voltage-Max 5.5 V
Supply Voltage-Min 5 V
Supply Voltage-Nom 5 V
Surface Mount YES
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 0.8 mm
Terminal Position QUAD
Width 10 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC

Alternate Parts for ATMEGA644PA-AN

This table gives cross-reference parts and alternative options found for ATMEGA644PA-AN. 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-AN, 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
ATMEGA644PA-ANR Microchip Technology Inc $7.0400 IC MCU 8BIT 64KB FLASH 44TQFP ATMEGA644PA-AN vs ATMEGA644PA-ANR
ATMEGA644PA-AU Microchip Technology Inc $5.7242 IC MCU 8BIT 64KB FLASH 44TQFP ATMEGA644PA-AN vs ATMEGA644PA-AU

ATMEGA644PA-AN Related Parts

ATMEGA644PA-AN Frequently Asked Questions (FAQ)

  • The maximum clock frequency for the ATMEGA644PA-AN is 20 MHz.

  • The ATMEGA644PA-AN has 64 KB of flash memory.

  • Yes, the ATMEGA644PA-AN can operate at 3.3V, but it is recommended to use a voltage regulator to ensure stable operation.

  • The maximum current consumption of the ATMEGA644PA-AN is approximately 15mA at 5V and 20MHz.

  • No, the ATMEGA644PA-AN does not have built-in USB support. However, it can be implemented using external USB controllers or bit-banging techniques.