The ATmega32U4-AUR is an 8-bit microcontroller from Quarktwin Technology Ltd. featuring a high-performance, low-power AVR architecture. It operates at a maximum frequency of 16 MHz and can achieve up to 16 MIPS throughput. The device includes 32 KB of in-system programmable Flash memory, 2.5 KB of SRAM, and 1 KB of EEPROM, with a data retention of up to 100 years at 25¬8C. This microcontroller supports USB 2.0 connectivity, allowing for full-speed and low-speed device operation with data transfer rates of up to 12 Mbit/s. It features multiple programmable endpoints and an independent USB DPRAM for endpoint memory allocation. The ATmega32U4-AUR also includes a variety of peripherals such as timers, PWM channels, a 10-bit ADC, and communication interfaces including USART, SPI, and I2C. The device is available in a 44-lead TQFP package and operates within a voltage range of 2.7 to 5.5V, making it suitable for industrial applications with an operating temperature range of -40¬8C to +85¬8C. The microcontroller is designed for applications requiring efficient processing and extensive I/O capabilities, making it a versatile choice for various embedded systems.
Manufacturer: Microchip Technology
Storage Condition: Dry storage cabinet & Humidity protection package
Win Source Part Number: 1030352-ATMEGA32U4-A
Packaging: Cut Tape
Mounting: SMD (SMT)
Frequency: 16 MHz
Memory Type: FLASH
Memory Size: 32 kB
Interface: SPI, USART, USB
Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
RAM Size: 2.5 kB
Oscillator Type: External
Height: 1.2 mm
Number of A/D Converters: 1
Number of Pins: 44
Watchdog Timer: Yes
Categories: Embedded - Microcontrollers
Case / Package: TQFP
Max Frequency: 16 MHz
Alternative Parts (Cross-Reference): ATMEGA32A-AU; ATMEGA324P-A15AZ; ATMEGA16U4-AUATMEGA3
Popularity: Low
Fake Threat In the Open Market: 71 pct.
Supply and Demand Status: Shortage
Maximum Operating Temperature: 85 °C
Data Bus Width: 8 b
Lead Free: Yes
Mount: Surface Mount
RoHS: Compliant
Min Operating Temperature: -40 °C
Schedule B: 8542310000
REACH SVHC: No SVHC
Max Supply Voltage: 5.5 V
Min Supply Voltage: 2.7 V
Core Architecture: AVR
Number of I/Os: 26
Number of Programmable I/O: 26
Number of ADC Channels: 12
Number of UART Channels: 1
Number of Timers/Counters: 3
Number of SPI Channels: 1
Number of PWM Channels: 14
Number of USB Channels: 1
IC MCU 8BIT 32KB FLASH 44TQFP
AVR AVR® ATmega Microcontroller IC 8-Bit 16MHz 32KB (16K x 16) FLASH 44-TQFP (10x10)
AVR AVR® ATmega Microcontroller IC 8-Bit 16MHz 32KB (16K x 16) FLASH 44-TQFP (10x10)
AVR AVR® ATmega Microcontroller IC 8-Bit 16MHz 32KB (16K x 16) FLASH 44-TQFP (10x10)
16 MHz, TQFP, Ind Temp, Green
16 MHz, TQFP, Ind Temp, Green
AVR AVR® ATmega Microcontroller IC 8-Bit 16MHz 32KB (16K x 16) FLASH 44-TQFP (10x10)
IC MCU 8BIT 32KB FLASH 44TQFP
8-bit Microcontrollers - MCU USB 32K Flash 16 MHz
MCU, 8BIT, ATMEGA, 16MHZ, TQFP-44; Product Range:AVR ATmega Family ATmega32 Series Microcontrollers; CPU Speed:16MHz; Program Memory Size:32KB; RAM Memory Size:2.5KB; No. of Pins:44Pins; MCU Case Style:TQFP; No. of I/O s:26I/O s RoHS Compliant: Yes
IC MCU 8BIT 32KB FLASH 44TQFP
| Win Source Electronics | ODG (Origin Data Global) | DigiKey | RS Components, Ltd. | RS Components, Ltd. | Quarktwin Technology Ltd. | Lingto Electronic Limited | VAST STOCK CO., LIMITED | Newark, An Avnet Company | 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) | Microcontrollers (MCU) |
| Product Number | 1030352-ATMEGA32U4-AUR | ATMEGA32U4-AUR | ATMEGA32U4-AURDKR-ND | 1772992 | 1772992P | ATMEGA32U4-AUR | ATMEGA32U4-AUR | ATMEGA32U4-AUR | 68T2839 | ATMEGA32U4-AUR |
| Product Name | Embedded - Embedded - Microcontrollers - ATMEGA32U4-AUR | Microcontrollers | Microcontrollers | Microcontrollers | Microcontrollers | Microcontrollers | Embedded - Microcontrollers | 8-bit Microcontrollers - MCU | Mcu, 8Bit, Atmega, 16Mhz, Tqfp-44; Product Range Microchip | 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 | |
| Number | 3 | |||||||||
| RAM | 0.0025 KB | 2.5 KB | 2.5 KB | 2.5 KB | 2.5 KB | 2.5 KB | 2.5 KB | |||
| Serial Interface | SPI; USART; USB; SPI, USART, USB | SPI; UART; USART; USB | ||||||||
| I/O Ports | 26 | 26 | 26 | 26 |
