마이크로컨트롤러 - MCU

ATMEGA644A-AUR

MCU 8-bit AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP T/R

Microchip Technology

产品技术规范

• 유럽 연합 RoHS 명령어

  Compliant

• 미국수출통제분류ECCN 인코딩

  EAR99

• 친환경 무연

  Active

• 미국 세관 상품 코드

  8542.31.00.15

• Automotive

  No

• PPAP

  No

• Family Name

  ATmega

• Instruction Set Architecture

  RISC

• Device Core

  AVR

• Core Architecture

  AVR

• Maximum CPU Frequency (MHz)

  20

• Maximum Clock Frequency (MHz)

  20

• Data Bus Width (bit)

  8

• Program Memory Type

  Flash

• Program Memory Size

  64KB

• RAM Size

  4KB

• Programmability

  Yes

• Interface Type

  SPI/USART

• Number of I/Os

  32

• No. of Timers

  3

• PWM

  6

• Number of ADCs

  1

• ADC Channels

  8

• ADC Resolution (bit)

  10

• USART

  2

• UART

  0

• USB

  0

• SPI

  3

• I2C

  0

• I2S

  0

• CAN

  0

• Ethernet

  0

• Number of Watchdog Timers

  1

• Analog Comparators

  1

• Minimum Operating Supply Voltage (V)

  1.8

• Typical Operating Supply Voltage (V)

  5, 3.3, 2.5

• Maximum Operating Supply Voltage (V)

  5.5

• Minimum Operating Temperature (°C)

  -40

• Maximum Operating Temperature (°C)

  85

• Supplier Temperature Grade

  Industrial

• Packaging

  Tape and Reel

• Mounting

  Surface Mount

• Package Height

  1.05(Max)

• Package Width

  10.1(Max)

• Package Length

  10.1(Max)

• PCB changed

  44

• Standard Package Name

  QFP

• Supplier Package

  TQFP

• Pin Count

  44

• Lead Shape

  Gull-wing

• Family/Series

  ATmega644A

• ALIAS

  ATMEGA644A-AU-SL383

• ROHS Version

  2011/65/EU, 2015/863

• Quantity Packaging

  2000

• MSL

  1