Manufacturer: Microchip Technology
Win Source Part Number: 039464-ATMEGA644-20M
Packaging: Reel - TR
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
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 44-VQFN (7x7)
Speed(Frequency): 20MHz
Supply Voltage - Operating: 2.7 V to 5.5 V
Part Core Size: 8-Bit
Data RAM Size: 4K x 8
Popularity: Medium
Fake Threat In the Open Market: 69 pct.
Supply and Demand Status: Limited
AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 64KB (32K x 16) FLASH 44-VQFN (7x7)
IC MCU 8BIT 64KB FLASH 44VQFN Product overview: ATMEGA644-20MU 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-ATMEGA644-20MU can be used for catalog matching and distributor lookup.
IC MCU 8BIT 64KB FLASH 44VQFN
IC MCU 8BIT 64KB FLASH 44VQFN
IC MCU 8BIT 64KB FLASH 44VQFN
8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE - 20MHZ 5V
MICROCONTROLLER MCU, 8 BIT, ATMEGA, 20MHZ, VQFN-44; Product Range:ATMega Microcontrollers; CPU Speed:20MHz; Program Memory Size:64KB; RAM Memory Size:4KB; No. of Pins:44Pins; MCU Case Style:VQFN; No. of I/O s:32I/O s; No. of Timers:3RoHS Compliant: Yes
AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 64KB (32K x 16) FLASH 44-VQFN (7x7)
AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 64KB (32K x 16) FLASH 44-VQFN (7x7)
IC MCU 8BIT 64KB FLASH 44VQFN
| Win Source Electronics | DigiKey | ERSAELECTRONICS PTE. LTD. | Lingto Electronic Limited | ODG (Origin Data Global) | VAST STOCK CO., LIMITED | Newark, An Avnet Company | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 039464-ATMEGA644-20MU | ATMEGA644-20MU-ND | 685-ATMEGA644-20MU | ATMEGA644-20MU | ATMEGA644-20MU | ATMEGA644-20MU | 68T3096 | ATMEGA644-20MU | ATMEGA644-20MU |
| Product Name | Embedded - Embedded - Microcontrollers - ATMEGA644-20MU | Microcontrollers | 8-bit 8BIT 64KB Embedded Microcontroller MCU | Embedded - Microcontrollers | Microcontrollers | 8-bit Microcontrollers - MCU | Microcontroller Mcu, 8 Bit, Atmega, 20Mhz, Vqfn-44; Product Range Microchip | Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | ||
| Life Cycle Stage | Active | Active | Active | ||||||
| Clock Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | ||
| RAM | 64 KB | 4 KB | 4 KB | 4 KB | 4 KB | 4 KB | 4 KB | ||
| ROM | 2 KB | 64 KB | 2 KB |
