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Hong Kong Yatexin Electronics Co., LtdAbout UsRm 705, 7/F, Fa Yuen Comm Bldg, No. 75-77, Fa Yuen Street, Mong Kok, Kln, Hong KongHeadquartered in Shenzhen, China with branch in Hong Kong, China, Hong Kong Yatexin Electronics Co., Ltd. is recommended to be a leader and innovator in professional distribution of Electronic Components. We specialized in providing passive board level components to OEMs and CEMs. Luckvenie has been always customer-driven and quality focused. We offer a wide selection of electronic components in stock with 24/7 order processing and rapid delivery.Hong Kong Yatexin Electronics Co., LtdAbout UsRm 705, 7/F, Fa Yuen Comm Bldg, No. 75-77, Fa Yuen Street, Mong Kok, Kln, Hong KongHeadquartered in Shenzhen, China with branch in Hong Kong, China, Hong Kong Yatexin Electronics Co., Ltd. is recommended to be a leader and innovator in professional distribution of Electronic Components. We specialized in providing passive board level components to OEMs and CEMs. Luckvenie has been always customer-driven and quality focused. We offer a wide selection of electronic components in stock with 24/7 order processing and rapid delivery.Hong Kong Yatexin Electronics Co., LtdHong Kong Yatexin Electronics Co., LtdHong Kong Yatexin Electronics Co., LtdHong Kong Yatexin Electronics Co., LtdHong Kong Yatexin

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ATMEGA644P-20MU
ATMEGA644P-20MU
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ATMEGA644P-20MU
ATMEGA644P-20MU
Microchip Technology
IC MCU 8BIT 64KB FLASH 44VQFN
Microcontrollers
Atmel-42744-ATmega644P_Summary.pdf
ATmega164P-324P-644P-Data-Sheet-40002071A.pdf
8011_ATmega164P_324P_644P_105-Appendix.pdf
9999
IC MCU 8BIT 64KB FLASH 44VQFN
9999 In Stock
More quantities are on the way.
Product Attributes
Type PARAMETERS
Core Processor
AVR
Operating Temperature
-40°C ~ 85°C (TA)
Core Size
8-Bit
Connectivity
I²C, SPI, UART/USART
Program Memory Type
FLASH
Series
AVR® ATmega
Mounting Type
Surface Mount
Package / Case
44-VFQFN Exposed Pad
Base Product Number
ATMEGA644
Product Status
Active
Program Memory Size
64KB (32K x 16)
RAM Size
4K x 8
Oscillator Type
Internal
Speed
20MHz
Voltage - Supply (Vcc/Vdd)
2.7V ~ 5.5V
Supplier Device Package
44-VQFN (7x7)
Data Converters
A/D 8x10b
Mfr
Microchip Technology
Package
Tray
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O
32
EEPROM Size
2K x 8
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Rm 705, 7/F, Fa Yuen Comm Bldg, No. 75-77, Fa Yuen Street, Mong Kok, Kln, Hong Kong
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