| PartNumber | ATTINY828-AUR | ATTINY828-AU | ATTINY828-MU |
| Description | 8-bit Microcontrollers - MCU AVR 8KB FLSH EE SRAM 20MHz,7x7mm 32 TQFP | 8-bit Microcontrollers - MCU AVR 8KB FLSH EE SRAM 20MHz,5x5mm 32 TQFP | 8-bit Microcontrollers - MCU AVR 8KB FLSH EE SRAM 20MHz,7x7mm 32 TQFP |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Package / Case | TQFP-32 | TQFP-32 | QFN-32 |
| Series | ATtiny828 | ATtiny828 | ATtiny828 |
| Core | AVR | AVR | AVR |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Packaging | Reel | Tray | Tray |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 2000 | 250 | 490 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Tradename | AVR | AVR | AVR |
| Mounting Style | - | SMD/SMT | SMD/SMT |
| Maximum Clock Frequency | - | 20 MHz | 20 MHz |
| Program Memory Size | - | 8 kB | 8 kB |
| Data RAM Size | - | 512 B | 512 B |
| ADC Resolution | - | 10 bit | 10 bit |
| Number of I/Os | - | 28 I/O | 28 I/O |
| Operating Supply Voltage | - | 1.7 V to 5.5 V | 1.7 V to 5.5 V |
| Minimum Operating Temperature | - | - 40 C | - 40 C |
| Maximum Operating Temperature | - | + 85 C | + 85 C |
| Program Memory Type | - | Flash | Flash |
| Data RAM Type | - | SRAM | SRAM |
| Data ROM Size | - | 256 B | 256 B |
| Data ROM Type | - | EEPROM | EEPROM |
| Interface Type | - | I2C, SPI, UASRT | I2C, SPI, USART |
| Moisture Sensitive | - | Yes | - |
| Number of ADC Channels | - | 32 | 32 Channel |
| Number of Timers/Counters | - | 2 Timer | 1 x 8 bit, 1 x 16 bit |
| Processor Series | - | tinyAVR | tinyAVR |
| Supply Voltage Max | - | 5.5 V | 5.5 V |
| Supply Voltage Min | - | 1.7 V | 1.7 V |
| Unit Weight | - | 0.002568 oz | 0.705479 oz |
| Product | - | - | MCU |
| Watchdog Timers | - | - | Watchdog Timer |