PartNumber | ATMEGA32U2-MU | ATMEGA32U2-AUR | ATMEGA32U2-AU |
Description | 8-bit Microcontrollers - MCU AVR USB 32K FLASH INDUSTRIAL | 8-bit Microcontrollers - MCU USB 32K FLASH 16 MHz | 8-bit Microcontrollers - MCU USB 32K FLASH |
Manufacturer | Microchip | Microchip | Microchip |
Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
RoHS | Y | Y | Y |
Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
Package / Case | QFN-32 | TQFP-32 | TQFP-32 |
Series | ATmega32U2 | ATmega32U2 | ATmega32U2 |
Core | AVR | AVR | AVR |
Data Bus Width | 8 bit | 8 bit | 8 bit |
Maximum Clock Frequency | 16 MHz | 16 MHz | 16 MHz |
Program Memory Size | 32 kB | 32 kB | 32 kB |
Data RAM Size | 2.5 kB | 1 kB | 1 kB |
ADC Resolution | No ADC | No ADC | No ADC |
Number of I/Os | 22 I/O | 22 I/O | 22 I/O |
Operating Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
Packaging | Tray | Reel | Tray |
Height | 0.95 mm | - | 1 mm |
Length | 5 mm | - | 7 mm |
Product | MCU | MCU | MCU |
Program Memory Type | Flash | Flash | Flash |
Width | 5 mm | - | 7 mm |
Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
Data RAM Type | SRAM | SRAM | - |
Data ROM Size | 1 kB | 1 kB | - |
Data ROM Type | EEPROM | EEPROM | - |
Interface Type | SPI, UART | SPI, USART, USB | SPI, UART |
Number of Timers/Counters | 2 Timer | 1 x 8 bit, 1 x 16 bit | 2 Timer |
Processor Series | megaAVR | megaAVR | megaAVR |
Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
Factory Pack Quantity | 490 | 2000 | 250 |
Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
Supply Voltage Min | 2.7 V | 2.7 V | 2.7 V |
Tradename | AVR | AVR | AVR |
Unit Weight | 0.006702 oz | 0.011933 oz | 0.002568 oz |
Moisture Sensitive | - | Yes | Yes |
Watchdog Timers | - | Watchdog Timer | - |