ATMEGA32U4-MUR
- Mfr.Part #
- ATMEGA32U4-MUR
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 44-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 44VQFN
- Stock
- 13,737
- In Stock :
- 13,737
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Product Type :
- 8-bit Microcontrollers - MCU
- MSL :
- MSL 3 - 168 hours
- Mounting Style :
- SMD/SMT
- Supply Voltage :
- 5V
- REACH SVHC :
- No SVHC
- Temperature Grade :
- Industrial
- Package Shape :
- Square
- Manufacturer :
- Microchip
- Interface :
- I2C, SPI, UART, USART, USB
- PWM Channels :
- yes
- Memory Size :
- 32kB
- Lead Free :
- Lead Free
- Base Part Number :
- ATmega32U4
- Product Category :
- 8-bit Microcontrollers - MCU
- Base Product Number :
- ATMEGA32
- Operating Temperature :
- -40°C~85°C TA
- Number of Terminals :
- 44
- Program Memory Type :
- Flash
- Subcategory :
- Microcontrollers - MCU
- RAM Size :
- 2.5K x 8
- Number of Pins :
- 44
- Maximum Operating Temperature :
- + 85 C
- Oscillator Type :
- Internal
- On Chip Program ROM Width :
- 8
- Interfaces :
- I2C, SPI, UART, USART, USB
- Surface Mount :
- yes
- Packaging :
- Tape and Reel (TR)
- Published :
- 2001
- Length :
- 7mm
- Connectivity :
- I2C, SPI, UART/USART, USB
- Mount :
- Surface Mount
- Has ADC :
- yes
- Data Bus Width :
- 8B
- Supply Voltage-Min (Vsup) :
- 4.5V
- Series :
- AVR® ATmega
- Reach Compliance Code :
- Compliant
- EEPROM Size :
- 1K x 8
- Core Processor :
- AVR
- Minimum Operating Temperature :
- - 40 C
- Terminal Pitch :
- 0.5mm
- Product Status :
- Active
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Width :
- 7 mm
- RoHS :
- Details
- Terminal Position :
- QUAD
- Package / Case :
- 44-VFQFN Exposed Pad
- DAC Channels :
- No
- Factory Lead Time :
- 10 Weeks
- Pbfree Code :
- yes
- Number of Terminations :
- 44
- Data Converter :
- A/D 12x10b
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Supplier Device Package :
- 44-QFN (7x7)
- Terminal Form :
- NO LEAD
- Tradename :
- AVR
- ROM Programmability :
- Flash
- Supply Voltage-Max (Vsup) :
- 5.5V
- Speed :
- 16MHz
- JESD-30 Code :
- S-XQCC-N44
- Frequency :
- 16MHz
- Qualification :
- -
- Mounting Type :
- Surface Mount
- Seated Height-Max :
- 1 mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Bit Size :
- 8
- RoHS Status :
- ROHS3 Compliant
- Data Converters :
- A/D 12x10b
- Brand :
- Microchip Technology / Atmel
- Height Seated (Max) :
- 1mm
- Number of I/O :
- 26
- Product :
- MCU
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Number of I/O Lines :
- 26
- Program Memory Size :
- 32KB 16K x 16
- DMA Channels :
- No
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Additional Feature :
- ALSO OPERATES AT 8 MHZ WITH A MINIMUM SUPPLY OF 2.7V
- Number of I/Os :
- 26 I/O
- Core Size :
- 8-Bit
- Screening Level :
- TS 16949
- Datasheets
- ATMEGA32U4-MUR
ATMEGA32U4-MUR Documents

Microcontrollers Atmel (Microchip Technology) ATMEGA32U4-MUR Overview
The Microcontrollers Atmel (Microchip Technology) ATMEGA32U4-MUR is a highly efficient, 8-bit MCU featuring 32KB of flash memory, housed in a compact 44-VQFN package. Designed for robust performance in challenging environments, this microcontroller integrates advanced features that enable optimized power consumption and enhanced processing capabilities. Ideal for applications requiring small form-factor and significant computational power, the ATMEGA32U4-MUR offers the perfect balance of functionality and compactness, making it a preferred choice for developers and engineers looking to push the boundaries of what's possible in embedded technology.
ATMEGA32U4-MUR Features
The ATMEGA32U4-MUR boasts a range of features designed to support complex digital functions while maintaining low power consumption. Key features include a USB 2.0 controller, a 10-bit ADC with 12 channels, a 16 MHz internal oscillator, and multiple programmable serial USARTs. Additionally, this MCU supports SPI and TWI communication protocols, offering versatility for various digital communication needs. Its robust on-chip resources, such as EEPROM for data storage and PWM channels for motor control, make it a comprehensive solution for sophisticated electronics systems.
ATMEGA32U4-MUR Applications
- USB Devices: The built-in USB 2.0 interface allows the ATMEGA32U4-MUR to be directly implemented in USB peripheral development, facilitating communication between computers and other USB-host devices.
- Consumer Electronics: Utilized in everything from personal gadgets to home entertainment systems, the MCU provides the necessary processing power and connectivity options for complex consumer products.
- Industrial Automation: The robust processing capabilities and multiple I/O options support automation equipment, improving reliability and efficiency in manufacturing processes.
- Wearable Technology: Its small footprint and power efficiency make the ATMEGA32U4-MUR ideal for wearable applications, powering devices that require longevity and compactness.
- Automotive Applications: Suitable for non-critical automotive systems, the MCU can manage small-scale automotive components that enhance user experience and vehicle functionality.
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