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| PartNumber | AT90USB82-16MU | AT90USB647-MUR | AT90USB82-16MUR |
| Description | 8-bit Microcontrollers - MCU AVR USB 8K FLASH | 8-bit Microcontrollers - MCU USB 64K FLASH 16 MHz | 8-bit Microcontrollers - MCU 8K 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 | QFN-64 | QFN-32 |
| Series | AT90USB82 | AT90USB647 | AT90USB82 |
| Core | AVR | AVR | AVR |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 16 MHz | 20 MHz | 16 MHz |
| Program Memory Size | 8 kB | 64 kB | 8 kB |
| Data RAM Size | 512 B | 4 kB | 512 B |
| ADC Resolution | No ADC | - | No ADC |
| Number of I/Os | 22 I/O | 48 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 | Reel |
| Height | 0.95 mm | 0.95 mm | 0.9 mm |
| Length | 5 mm | 9 mm | 5 mm |
| Product | MCU | - | - |
| Program Memory Type | Flash | Flash | Flash |
| Width | 5 mm | 9 mm | 5 mm |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Interface Type | SPI, USART, debugWIRE | SPI, UART | SPI, USART, debugWIRE |
| Moisture Sensitive | Yes | - | - |
| Number of Timers/Counters | 2 Timer | 4 Timer | 2 Timer |
| Processor Series | AT90USBx | - | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 490 | 4000 | 5000 |
| 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 |
| Unit Weight | 0.006653 oz | - | 0.006653 oz |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Microchip Technology / Atmel |
AT90USB82-16MU | 8-bit Microcontrollers - MCU AVR USB 8K FLASH | |
| AT90USB647-MUR | 8-bit Microcontrollers - MCU USB 64K FLASH 16 MHz | ||
| AT90USB82-16MUR | 8-bit Microcontrollers - MCU 8K Flash | ||
| AT90USBKEY2 | Development Boards & Kits - AVR AVR USB Eval Kit | ||
| AT90USB647-MUR | Microcontrollers - MCU 8-bit Microcontrollers - MCU USB 64K FLASH 16 MHz | ||
| AT90USB82-16MUR | Microcontrollers - MCU 8-bit Microcontrollers - MCU 8K Flash | ||
| AT90USB82-16MU | Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR USB 8K FLASH | ||
| AT90USBKEY2 | KIT DEMO FOR AT90USB |