
8-bit AVR RISC microcontroller featuring 8KB Flash program memory and 512B RAM. This surface-mount device operates at a maximum clock rate of 16 MHz and offers 35 programmable I/Os. It includes two timers and SPI/USART interfaces, housed in a 44-pin VQFN EP package measuring 7x7x0.88mm with a 0.5mm pin pitch. Operating voltage ranges up to 5.5V, with an extended temperature range of -40°C to 85°C.
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| Basic Package Type | Non-Lead-Frame SMT |
| Package Family Name | QFN |
| Package/Case | VQFN EP |
| Package Description | Very Thin Quad Flat No Lead Package, Exposed Pad |
| Lead Shape | No Lead |
| Pin Count | 44 |
| PCB | 44 |
| Package Length (mm) | 7 |
| Package Width (mm) | 7 |
| Package Height (mm) | 0.88 |
| Seated Plane Height (mm) | 0.9 |
| Pin Pitch (mm) | 0.5 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Family Name | ATmega |
| Data Bus Width | 8bit |
| Instruction Set Architecture | RISC |
| Maximum Clock Rate | 16MHz |
| Maximum CPU Frequency | 16MHz |
| Device Core | AVR |
| Program Memory Type | Flash |
| Program Memory Size | 8KB |
| RAM Size | 512B |
| Number of Programmable I/Os | 35 |
| Core Architecture | AVR |
| Programmability | Yes |
| Number of Timers | 2 |
| Interface Type | SPI/USART |
| CAN | 0 |
| I2C | 0 |
| SPI | 1 |
| Ethernet | 0 |
| UART | 0 |
| USART | 1 |
| USB | 0 |
| I2S | 0 |
| Max Operating Supply Voltage | 5.5V |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 85°C |
| Cage Code | 60991 |
| EU RoHS | Yes |
| HTS Code | 8542310001 |
| Schedule B | 8542310000 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
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