ATMEGA32U4-AUR
- Mfr.Part #
- ATMEGA32U4-AUR
- Manufacturer
- Microchip Technology
- Package / Case
- 44-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 44TQFP
- Stock
- 13,875
- In Stock :
- 13,875
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- MSL :
- MSL 1 - Unlimited
- Pin Count :
- 44
- RAM Size :
- 2.5K x 8
- Interfaces :
- I2C, SPI, USART, USB
- Base Part Number :
- ATmega32U4
- PWM Channels :
- yes
- Family Name :
- ATMEGA
- Product :
- MCU
- Number of ADC Channels :
- 12
- Number of I/O Lines :
- 26
- Number of PWM Channels :
- 14
- Instruction Set Architecture :
- RISC
- Width :
- 10.1mm
- Supply Voltage-Max (Vsup) :
- 5.5V
- Program Memory Size :
- 32KB 16K x 16
- Qualification :
- -
- Mounting Style :
- SMD/SMT
- Interface :
- SPI, USART, USB
- Number of Pins :
- 44
- Device Core :
- AVR
- Additional Feature :
- ALSO OPERATES AT 8 MHZ WITH A MINIMUM SUPPLY OF 2.7V
- RoHS :
- Details
- Interface Type :
- JTAG, SPI, TWI, USART, USB
- EEPROM Size :
- 1K x 8
- Package Shape :
- Square
- Minimum Operating Temperature :
- -40 °C
- Program Memory Type :
- Flash
- Supply Voltage :
- 5V
- Product Status :
- Active
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Seated Height-Max :
- 1.2 mm
- Series :
- AVR® ATmega
- Bit Size :
- 8
- Oscillator Type :
- Internal
- Base Product Number :
- ATMEGA32
- Number of USB Channels :
- 1
- Brand :
- Microchip Technology / Atmel
- DAC Channels :
- No
- Temperature Grade :
- Industrial
- Lead Free :
- Lead Free
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- DMA Channels :
- No
- Subcategory :
- Microcontrollers - MCU
- REACH SVHC :
- No SVHC
- Data Converters :
- A/D 12x10b
- Product Category :
- 8-bit Microcontrollers - MCU
- Maximum Operating Temperature :
- +85 °C
- JESD-30 Code :
- S-PQFP-G44
- RoHS Status :
- ROHS3 Compliant
- Number of I/Os :
- 26 I/O
- Reach Compliance Code :
- Compliant
- Has ADC :
- yes
- Terminal Position :
- QUAD
- Speed :
- 16MHz
- Core Processor :
- AVR
- Number of UART Channels :
- 1
- Mounting Type :
- Surface Mount
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Terminal Pitch :
- 0.8mm
- Tradename :
- AVR
- ROM Programmability :
- Flash
- Number of SPI Channels :
- 1
- Number of Terminals :
- 44
- Data Bus Width :
- 8B
- Operating Temperature :
- -40°C~85°C TA
- Package Type :
- TQFP
- Dimensions :
- 10.1 x 10.1 x 1.05mm
- Memory Size :
- 32kB
- Length :
- 10.1mm
- Manufacturer :
- Microchip
- Watchdog Timer :
- yes
- Number of Terminations :
- 44
- Surface Mount :
- yes
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Number of I2C Channels :
- 1
- Package / Case :
- 44-TQFP
- Data Converter :
- A/D 12x10b
- Product Type :
- 8-bit Microcontrollers - MCU
- Number of Timers/Counters :
- 4
- Number of I/O :
- 26
- Frequency :
- 16MHz
- Factory Lead Time :
- 7 Weeks
- Height :
- 1.2mm
- Pbfree Code :
- yes
- Core Size :
- 8-Bit
- On Chip Program ROM Width :
- 8
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Connectivity :
- I2C, SPI, UART/USART, USB
- Packaging :
- Tape and Reel (TR)
- Mount :
- Surface Mount
- Screening Level :
- TS 16949
- Published :
- 2001
- Terminal Form :
- Gull wing
- Supplier Device Package :
- 44-TQFP (10x10)
- Typical Operating Supply Voltage :
- 5.5 (Maximum) V
- Datasheets
- ATMEGA32U4-AUR

Microcontrollers Microchip Technology ATMEGA32U4-AUR Overview
The Microcontrollers Microchip Technology ATMEGA32U4-AUR is a highly versatile 8-bit microcontroller from Microchip Technology, designed to empower a wide range of applications with its advanced features. This MCU is built on a high-performance, low-power AVR architecture, making it ideal for embedded systems that require a sophisticated level of control alongside efficient power consumption. Its 32KB of in-system programmable flash and robust connectivity options, including USB 2.0 compliance, make it an excellent choice for developers looking to integrate reliable communication and data handling capabilities into their designs. The compact 44-TQFP package is engineered for space-sensitive applications while providing ample room for extensive functionality.
ATMEGA32U4-AUR Features
This microcontroller boasts a variety of features including 32KB ISP flash memory, a USB 2.0 controller, 1KB EEPROM, and 2.5KB SRAM, all contributing to its high performance. The device supports up to 16 MIPS throughput at 16 MHz, operating across a voltage range of 2.7V to 5.5V. Additional features include power-on reset and programmable brown-out detection, a 10-bit ADC with 12 channels, four PWM channels, and six flexible timers for advanced control applications.
ATMEGA32U4-AUR Applications
- Consumer Electronics: Used in gaming devices, home automation controls, and personal gadgets where its USB functionality enables effective communication and interface.
- Medical Devices: Integral in designs for handheld medical instruments and monitors, where its low power consumption and high data accuracy are critical.
- Industrial Automation: Applies to control systems, where robustness and reliability are needed for continuous operation and interfacing with other industrial equipment.
- PC Peripherals: Perfect for keyboards, mice, and other PC interfaces due to its native USB support, enhancing connectivity and performance.
- Automotive Applications: Utilized in automotive sensors and entertainment systems, providing crucial real-time processing and connectivity features.
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