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ATMEGA644P-20AUR - Microchip

Description: 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ IND,5V

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ATMEGA644P-20AUR Details

  • Manufacturer Part Number:

    ATMEGA644P-20AUR

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Package Description:

    10 X 10 MM, 1 MM HEIGHT, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44

  • Pin Count:

    44

  • Manufacturer Package Code:

    TQFP-44

  • Country Of Origin:

    Taiwan, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.01

  • Factory Lead Time:

    9 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    3

  • Has ADC:

    YES

  • Additional Feature:

    OPERATES AT 2.7V MINIMUM SUPPLY AT 10 MHz

  • Bit Size:

    8

  • Boundary Scan:

    YES

  • CPU Family:

    AVR RISC

  • Clock Frequency-Max:

    20 MHz

  • DAC Channels:

    YES

  • DMA Channels:

    NO

  • Format:

    FIXED POINT

  • Integrated Cache:

    NO

  • JESD-30 Code:

    S-PQFP-G44

  • JESD-609 Code:

    e3

  • Length:

    10 mm

  • Low Power Mode:

    YES

  • Moisture Sensitivity Level:

    3

  • 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:

    TQFP

  • Package Equivalence Code:

    TQFP44,.39SQ,31

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • RAM (bytes):

    4096

  • ROM (words):

    65536

  • ROM Programmability:

    FLASH

  • Screening Level:

    TS 16949

  • Seated Height-Max:

    1.2 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 (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.8 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    40

  • Width:

    10 mm

  • uPs/uCs/Peripheral ICs Type:

    MICROCONTROLLER, RISC

ATMEGA644P-20AUR Frequently Asked Questions (FAQs)

  • The maximum clock frequency for the ATMEGA644P-20AUR is 20 MHz.
  • The ATMEGA644P-20AUR has 64 KB of flash memory.
  • Yes, the ATMEGA644P-20AUR 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-20AUR is approximately 15mA at 20MHz and 5V.
  • No, the ATMEGA644P-20AUR does not have built-in USB support. However, it can be implemented using external USB controllers or bit-banging techniques.

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ATMEGA644P-20AUR Overview

Use the download button to access the ATMEGA644P-20AUR 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
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About Microchip

Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th

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