ATMEGA32U2-MU
- Mfr.Part #
- ATMEGA32U2-MU
- Manufacturer
- Microchip Technology
- Package / Case
- 32-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 32VQFN
- Stock
- 4,582
- In Stock :
- 4,582
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Number of PWM Channels :
- 4
- Qualification :
- -
- Pbfree Code :
- yes
- Number of I/O Lines :
- 22
- Mount :
- Surface Mount
- Base Part Number :
- ATmega32U2
- Family Name :
- ATMEGA
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Width :
- 5mm
- Product Type :
- 8-bit Microcontrollers - MCU
- MSL :
- MSL 3 - 168 hours
- Data Bus Width :
- 8B
- Speed :
- 16MHz
- ROM (words) :
- 16384
- Terminal Form :
- NO LEAD
- Device Core :
- AVR
- Temperature Grade :
- Industrial
- Factory Lead Time :
- 16 Weeks
- Series :
- AVR® ATmega
- Number of UART Channels :
- 1
- Number of Pins :
- 32
- Operating Temperature :
- -40°C~85°C TA
- Height :
- 950μm
- Terminal Position :
- QUAD
- Number of SPI Channels :
- 2
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Supply Voltage :
- 5V
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 8 MHZ
- Memory Size :
- 32kB
- Interfaces :
- SPI/USART/USB
- Number of I/Os :
- 22 I/O
- CPU Family :
- AVR RISC
- Interface Type :
- SPI, UART
- Instruction Set Architecture :
- RISC
- Lead Free :
- Lead Free
- Interface :
- I2C, IrDA, LIN, SPI, UART, USART, USB
- Bit Size :
- 8
- Number of I/O :
- 22
- JESD-30 Code :
- S-XQCC-N32
- RAM (bytes) :
- 1024
- RoHS Status :
- ROHS3 Compliant
- Published :
- 2011
- Watchdog Timer :
- yes
- Program Memory Size :
- 32KB 16K x 16
- Pin Count :
- 32
- Maximum Operating Temperature :
- +85 °C
- Number of Timers/Counters :
- 2 Timer
- ROM Programmability :
- Flash
- Oscillator Type :
- Internal
- Dimensions :
- 5 x 5 x 0.95mm
- Length :
- 5mm
- Manufacturer :
- Microchip
- Power Supplies :
- 3/5V
- Radiation Hardening :
- No
- Minimum Operating Temperature :
- -40 °C
- Reach Compliance Code :
- Compliant
- EEPROM Size :
- 1K x 8
- Product :
- MCU
- DMA Channels :
- No
- Qualification Status :
- Not Qualified
- Terminal Pitch :
- 0.5 mm
- DAC Channels :
- No
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Connectivity :
- SPI, UART/USART, USB
- REACH SVHC :
- No SVHC
- Seated Height-Max :
- 1 mm
- RoHS :
- Details
- Number of Terminals :
- 32
- Has ADC :
- No
- Supply Voltage-Max (Vsup) :
- 5.5V
- Data Converters :
- --
- Mounting Style :
- SMD/SMT
- PWM Channels :
- yes
- Package Type :
- QFN
- Frequency :
- 16MHz
- Typical Operating Supply Voltage :
- 2.7 → 5.5 V
- Package Shape :
- Square
- Packaging :
- Tray
- Package / Case :
- 32-VFQFN Exposed Pad
- Mounting Type :
- Surface Mount
- Supply Current-Max :
- 21 mA
- Product Status :
- Active
- Tradename :
- AVR
- Core Processor :
- AVR
- Number of Terminations :
- 32
- Package :
- Tray
- Surface Mount :
- yes
- Program Memory Type :
- Flash
- Supplier Device Package :
- 32-VQFN (5x5)
- Core Size :
- 8-Bit
- Brand :
- Microchip Technology / Atmel
- Base Product Number :
- ATMEGA32
- Product Category :
- 8-bit Microcontrollers - MCU
- RAM Size :
- 1K x 8
- Datasheets
- ATMEGA32U2-MU
ATMEGA32U2-MU Documents

Microcontrollers Microchip Technology ATMEGA32U2-MU Overview
The Microcontrollers Microchip Technology ATMEGA32U2-MU is a highly versatile and powerful microcontroller unit (MCU) designed to meet the demanding requirements of sophisticated electronic applications. Featuring a robust 8-bit AVR processor, this MCU is ideal for developers looking for a combination of low power consumption, high performance, and extended functionality in a compact package. With 32KB of in-system programmable flash, the ATMEGA32U2-MU provides ample room for application code and data storage, making it a top choice for complex embedded systems.
ATMEGA32U2-MU Features
The ATMEGA32U2-MU boasts a range of features that enhance its usability and functionality in various applications. Key features include 32KB of flash memory, 1KB of EEPROM, and 1KB SRAM, offering excellent data storage options. Its USB 2.0 full-speed/low-speed device module with in-chip USB transceiver allows for USB connectivity, providing easy integration into computer-based systems. The MCU operates at a clock speed of up to 16 MHz, ensuring efficient processing capabilities. Moreover, it supports a wide voltage range from 2.7V to 5.5V, enhancing its adaptability to different power setups and environments.
ATMEGA32U2-MU Applications
- Consumer Electronics: Used in devices like gaming peripherals, where its USB functionality allows for seamless connectivity and control.
- Industrial Automation: Integrates into monitoring systems, utilizing its robust processing capabilities and EEPROM for data logging and real-time analysis.
- Medical Devices: Applied in portable medical instrumentation where power efficiency and reliable data storage are critical.
- PC Peripherals: Powers keyboard and mouse interfaces, benefiting from its native USB support and flash memory for firmware updates and configurations.
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