ATMEGA32U2-AU
- Mfr.Part #
- ATMEGA32U2-AU
- Manufacturer
- Microchip Technology
- Package / Case
- 32-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 32TQFP
- Stock
- 17,681
- In Stock :
- 17,681
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Product Category :
- 8-bit Microcontrollers - MCU
- Terminal Pitch :
- 0.8mm
- RoHS Status :
- ROHS3 Compliant
- Supply Voltage :
- 5V
- Operating Temperature (Max) :
- 85C
- Frequency :
- 16MHz
- Bit Size :
- 8
- Package Shape :
- Square
- Lead Free :
- Lead Free
- Core Size :
- 8-Bit
- Number of SPI Channels :
- 1
- Product Type :
- 8-bit Microcontrollers - MCU
- Radiation Hardening :
- No
- Device Core :
- AVR
- Number of I/Os :
- 22 I/O
- Surface Mount :
- yes
- Maximum Operating Temperature :
- +85 °C
- RAM Size :
- 1K x 8
- ROM Programmability :
- Flash
- DAC Channels :
- No
- # I/Os (Max) :
- 22
- Reach Compliance Code :
- Compliant
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Termination :
- SMD/SMT
- Number of I/O Lines :
- 22
- Seated Height-Max :
- 1.2 mm
- JESD-30 Code :
- S-PQFP-G32
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Height :
- 1.05mm
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Terminal Position :
- QUAD
- Published :
- 2012
- Core Processor :
- AVR
- Number of Terminals :
- 32
- Base Part Number :
- ATmega32U2
- Peak Reflow Temperature (Cel) :
- 260
- Data Bus Width :
- 8B
- Interface Type :
- SPI/USART/USB
- Typical Operating Supply Voltage :
- 2.7 → 5.5 V
- Mounting Type :
- Surface Mount
- Speed :
- 16MHz
- Oscillator Type :
- Internal
- Operating Temp Range :
- -40C to 85C
- Connectivity :
- SPI, UART/USART, USB
- Number of Timers - General Purpose :
- 2
- RAM (bytes) :
- 1024
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- PWM Channels :
- yes
- Clock Freq :
- 16(MHz)
- Contact Plating :
- Tin
- Device Core Size :
- 8(b)
- Qualification :
- -
- Package :
- Tray
- Has ADC :
- No
- Tradename :
- AVR
- Operating Supply Voltage (Max) :
- 5.5(V)
- Operating Supply Voltage (Min) :
- 2.7(V)
- ROM (words) :
- 16384
- Length :
- 7mm
- Package / Case :
- 32-TQFP
- Operating Temperature :
- -40°C~85°C TA
- Product Status :
- Active
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- REACH SVHC :
- No SVHC
- CPU Family :
- AVR RISC
- Terminal Finish :
- Matte Tin (Sn)
- Family Name :
- ATmega32U2
- RoHS :
- Details
- Pbfree Code :
- yes
- DMA Channels :
- No
- Base Product Number :
- ATMEGA32
- MSL :
- MSL 3 - 168 hours
- Product :
- MCU
- Operating Supply Voltage (Typ) :
- 3.3/5(V)
- Temperature Grade :
- Industrial
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 8 MHZ
- Program Memory Size :
- 32KB 16K x 16
- Number of Pins :
- 32
- Operating Temperature (Min) :
- -40C
- Package Type :
- TQFP
- Factory Lead Time :
- 4 Weeks
- Supply Current-Max :
- 21 mA
- Density :
- 256 kb
- Terminal Form :
- Gull wing
- Mounting Style :
- SMD/SMT
- Width :
- 7mm
- Manufacturer :
- Microchip
- Packaging :
- Tray
- Series :
- AVR® ATmega
- Number of PWM Channels :
- 5
- Watchdog Timer :
- yes
- Dimensions :
- 7 x 7 x 1.05mm
- Programmable :
- yes
- Interface :
- SPI, UART, USART, USB
- Mounting :
- Surface Mount
- Total Internal Ram Size :
- 1KB(kB)
- JESD-609 Code :
- e3
- Brand :
- Microchip Technology / Atmel
- Power Supplies :
- 3/5 V
- Mount :
- Surface Mount
- Number of Terminations :
- 32
- Interfaces :
- SPI/USART/USB
- EEPROM Size :
- 1K x 8
- Program Memory Type :
- Flash
- Data Converters :
- --
- Qualification Status :
- Not Qualified
- Instruction Set Architecture :
- RISC
- Rad Hardened :
- No
- Minimum Operating Temperature :
- -40 °C
- Supplier Device Package :
- 32-TQFP (7x7)
- Pin Count :
- 32
- Memory Size :
- 32kB
- Number of I/O :
- 22
- Number of Timers/Counters :
- 2
- Operating Temperature Classification :
- Industrial
- Datasheets
- ATMEGA32U2-AU

Microcontrollers Microchip Technology ATMEGA32U2-AU Overview
The ATMEGA32U2-AU from Microchip Technology is a robust 8-bit microcontroller that provides a seamless integration of versatility and efficiency for a wide range of applications. This microcontroller, embedded in a compact 32TQFP package, features 32KB of in-system programmable flash, allowing for robust program storage and fast access speeds. The integration of USB functionality enhances its applicability for modern digital devices, making the ATMEGA32U2-AU a prime choice for developers looking to leverage advanced MCU technology with reduced development times and increased application flexibility. The inclusion of a full-speed USB interface supports end-product designs that require agile and versatile communication capabilities.
ATMEGA32U2-AU Features
- 32KB ISP flash memory
- USB 2.0 interface for Full-speed operation at 12 Mbps
- Up to 16 MIPS throughput at 16 MHz
- JTAG interface for boundary-scan, on-chip debugging, and programming
- Power-efficient operation — supports Idle, Power-down, and Standby modes
- Enhanced RISC architecture with 135 powerful instructions – most executable in a single clock cycle
- 32TQFP package for efficient PCB real estate usage
ATMEGA32U2-AU Applications
- USB Peripherals: The integrated USB module makes it ideal for developing USB interface peripherals such as keyboards, mice, and other human interface devices. The MCU ensures efficient handling of USB protocols and data transfer.
- Automotive Applications: Suitable for in-vehicle systems that require robust serial communication capabilities, such as diagnostic tools and media controllers.
- Consumer Electronics: Utilized in household electronics like smart home devices and remote controls, where low power consumption and high functionality are critical.
- Industrial Control: Powers complex industrial machinery interfaces, providing reliable operation and connectivity essential for modern industrial applications.
- Medical Devices: Embedded in medical monitoring systems due to its robust processing capabilities and compatibility with stringent medical standards for device safety and reliability.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















