IC MCU 8BIT 16KB FLASH 44VQFN Product overview: ATMEGA16U4-MU 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, 16KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 16KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-ATMEGA16U4-MU can be used for catalog matching and distributor lookup.
AVR AVR® ATmega Microcontroller IC 8-Bit 16MHz 16KB (8K x 16) FLASH 44-VQFN (7x7)
Manufacturer: Microchip Technology
Win Source Part Number: 145129-ATMEGA16U4-MU
Packaging: Tray
Core Processor: AVR
Number of I/O: 26
Program Memory Size: 16KB (8K x 16)
Program Memory Type: FLASH
EEPROM Size: 512 x 8
Data Converters: A/D 12x10b
Family Name: ATMEGA16U4
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 44-QFN (7x7)
Speed(Frequency): 16MHz
Supply Voltage - Operating: 2.7 V to 5.5 V
Part Core Size: 8-Bit
Data RAM Size: 1.25K x 8
Alternative Parts (Cross-Reference): ATmega16U4-AUR; ATmega16U4-AU; ATmega16U4-MUR;
Introduction Date: March 06, 2008
ECCN: EAR99
Country of Origin: Philippines, Thailand
Estimated EOL Date: 2026
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 58 pct.
Supply and Demand Status: Balance
IC MCU 8BIT 16KB FLASH 44VQFN
IC MCU 8BIT 16KB FLASH 44VQFN
IC MCU 8BIT 16KB FLASH 44VQFN
AVR AVR® ATmega Microcontroller IC 8-Bit 16MHz 16KB (8K x 16) FLASH 44-VQFN (7x7)
8-bit Microcontrollers - MCU AVR USB 16K FLASH
| ERSAELECTRONICS PTE. LTD. | DigiKey | Win Source Electronics | ODG (Origin Data Global) | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | VAST STOCK CO., LIMITED | |
|---|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 685-ATMEGA16U4-MU | ATMEGA16U4-MU-ND | 145129-ATMEGA16U4-MU | ATMEGA16U4-MU | ATMEGA16U4-MU | ATMEGA16U4-MU | ATMEGA16U4-MU | ATMEGA16U4-MU |
| Product Name | 8-bit 8BIT 16KB Embedded Microcontroller MCU | Microcontrollers | Embedded - Embedded - Microcontrollers - ATMEGA16U4-MU | Microcontrollers | Embedded - Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers | Microcontrollers | 8-bit Microcontrollers - MCU |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit | 8 Bit; 8-Bit | |
| Clock Speed | 16 MHz | 16 MHz | 16 MHz | 16 MHz | 16 MHz | 16 MHz | ||
| RAM | 1.25 KB | 1.25 KB | 16 KB | 1.25 KB | 1.25 KB | 1.25 KB | ||
| ROM | 0.5120 KB | 16 KB | 512 KB | |||||
| ROM Type | EEPROM; EEPROM | Flash | Flash; FLASH | Flash; FLASH | Flash; FLASH |