IC MCU 8BIT 64KB FLASH 44TQFP Product overview: ATMEGA644PA-AU 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-ATMEGA644PA-AU can be used for catalog matching and distributor lookup.
Manufacturer: Microchip Technology
Win Source Part Number: 010436-ATMEGA644PA-A
Packaging: Tray
Core Processor: AVR
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
Family Name: ATmega644PA
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 44-TQFP (10x10)
Speed(Frequency): 20MHz
Supply Voltage - Operating: 1.8 V to 5.5 V
Part Core Size: 8-Bit
Data RAM Size: 4K x 8
Alternative Parts (Cross-Reference): ATmega644PA-AUR; ATMEGA644PA-ANR;
ECCN: EAR99
Country of Origin: Taiwan
Estimated EOL Date: 2024
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 59 pct.
Supply and Demand Status: Balance
Application Field: Used in Industrial, Computers & Computer Peripherals
AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 64KB (32K x 16) FLASH 44-TQFP (10x10)
MCU 8Bit ATmega AVR 64KB Flash TQFP44
MCU 8Bit ATmega AVR 64KB Flash TQFP44
IC MCU 8BIT 64KB FLASH 44TQFP
MICROCONTROLLER MCU, 8 BIT, ATMEGA, 20MHZ, TQFP-44; Product Range:AVR ATmega Family ATmega64 Series Microcontrollers; CPU Speed:20MHz; Program Memory Size:64KB; RAM Memory Size:4KB; No. of Pins:44Pins; MCU Case Style:TQFP RoHS Compliant: Yes
AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 64KB (32K x 16) FLASH 44-TQFP (10x10)
AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 64KB (32K x 16) FLASH 44-TQFP (10x10)
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
IC MCU 8BIT 64KB FLASH 44TQFP
64KB 1.8V~5.5V AVR 4KB 20MHz FLASH 32 TQFP-44(10x10) Microcontroller Units (MCUs/MPUs/SOCs) ROHS
IC MCU 8BIT 64KB FLASH 44TQFP
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | RS Components, Ltd. | RS Components, Ltd. | ODG (Origin Data Global) | Newark, An Avnet Company | Quarktwin Technology Ltd. | VAST STOCK CO., LIMITED | Lingto Electronic Limited | LCSC Electronics Technology (HK) Limited | Shenzhen Shengyu Electronics Technology Limited | |
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| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 685-ATMEGA644PA-AU | 010436-ATMEGA644PA-AU | ATMEGA644PA-AU-ND | 1310323P | 1310323 | ATMEGA644PA-AU | 68T3119 | ATMEGA644PA-AU | ATMEGA644PA-AU | ATMEGA644PA-AU | ATMEGA644PA-AU | ATMEGA644PA-AU |
| Product Name | 8-bit 8BIT 64KB Embedded Microcontroller MCU | Embedded - Embedded - Microcontrollers - ATMEGA644PA-AU | Microcontrollers | Microcontrollers | Microcontrollers | Microcontrollers | Microcontroller Mcu, 8 Bit, Atmega, 20Mhz, Tqfp-44; Product Range Microchip | Microcontrollers | 8-bit Microcontrollers - MCU | Embedded - Microcontrollers | Single Chip Microcomputer/Microcontroller >> Microcontroller Units (MCUs/MPUs/SOCs) | Integrated Circuits (ICs) - Embedded - Microcontrollers |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8bit | 8 Bit; 8bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit; 8-Bit | |||
| Clock Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | |||||
| RAM | 4 KB | 64 KB | 4 KB | 4 KB | 4 KB | 4 KB | 4 KB | 4 KB | 4 KB | |||
| Supply Voltage | 1.8 to 5.5 volts | 1.8 to 5.5 volts | 1.8 to 5.5 volts | 1.8 to 5.5 volts | 1.8 to 5.5 volts | 5.5 to 1.8 volts | ||||||
| Serial Interface | SPI, TWI, UART | SPI; UART; USART |
