Manufacturer: Microchip Technology
Win Source Part Number: 862366-ATMEGA644A-AU
Series: AVR® ATmega
Operating Temperature Range: -40°C ~ 85°C (TA)
Features: AVR series Microcontroller IC 8-Bit 20MHz 64KB (32K x 16) FLASH 44-TQFP (10x10)
Core Processor: AVR
Speed: 20MHz
Package: Reel - TR
Package: 44-TQFP
Mounting: Surface Mount
Core Size: 8-Bit
Connectivity: I2C, SPI, UART/USART
Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O: 32
Program Memory Size: 64KB (32K x 16)
Program Memory Type: FLASH
EEPROM Size: 2K x 8
Data Converters: A/D 8x10b
Oscillator Type: Internal
Supply Voltage: 1.8V ~ 5.5V
Family Name: ATMEGA644
Categories: Integrated Circuits (ICs)
Case / Package: 44-TQFP (10x10)
ECCN: EAR99
Popularity: Medium
Fake Threat In the Open Market: 65 pct.
Supply and Demand Status: Limited
Quantity per package: 2000
MSL Level: 3 (168 Hours)
Estimated Pruduction Lead Time: 51 Weeks
REACH Status: REACH Unaffected
HTSUS: 8542.31.0001
Other Part Number: 1611-ATMEGA644A-AURD
IC MCU 8BIT 64KB FLASH 44TQFP Product overview: ATMEGA644A-AUR from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 8-bit, 8BIT, 64KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 64KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-ATMEGA644A-AUR can be used for catalog matching and distributor lookup.
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IC MCU 8BIT 64KB FLASH 44TQFP
AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 64KB (32K x 16) FLASH 44-TQFP (10x10)
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | ODG (Origin Data Global) | Lingto Electronic Limited | VAST STOCK CO., LIMITED | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 862366-ATMEGA644A-AUR | 685-ATMEGA644A-AUR | ATMEGA644A-AUR | ATMEGA644A-AUR | ATMEGA644A-AUR | ATMEGA644A-AUR | ATMEGA644A-AUR |
| Product Name | Embedded - Embedded - Microcontrollers - ATMEGA644A-AUR | 8-bit 8BIT 64KB Embedded Microcontroller MCU | Microcontrollers | Embedded - Microcontrollers | 8-bit Microcontrollers - MCU | Integrated Circuits (ICs) - Embedded - Microcontrollers | Microcontrollers |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit | 8 Bit; 8-Bit | |
| Clock Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | ||
| RAM | 64 KB | 4 KB | 4 KB | 4 KB | 4 KB | ||
| ROM | 2 KB | 2 KB | |||||
| ROM Type | Flash; FLASH | EEPROM; EEPROM | Flash; FLASH | Flash; FLASH |
