8-bit AVR microcontroller featuring 128KB FLASH memory and 8KB RAM. Operates at up to 20MHz with an 8-bit address and data bus. Offers 48 I/Os, 8 ADC channels, and 10 PWM channels. Supports I2C, SPI, USB, UART, and USART interfaces. Packaged in a 64-pin TQFP for surface mounting, with a voltage range of 2.7V to 5.5V and operating temperatures from -40°C to 85°C. Includes integrated peripherals like Brown-out Detect, POR, and WDT.
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Microchip AT90USB1287-AU technical specifications.
| Address Bus Width | 8b |
| Package/Case | TQFP |
| Core Architecture | AVR |
| Data Bus Width | 8b |
| Density | 128KB |
| Frequency | 16MHz |
| Height | 1.05mm |
| Interface | I2C, SPI, USB, UART, USART, EBI/EMI |
| Lead Free | Lead Free |
| Length | 14mm |
| Max Frequency | 20MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 128KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 2.7V |
| Mount | Surface Mount |
| Number of ADC Channels | 8 |
| Number of I/Os | 48 |
| Number of I2C Channels | 1 |
| Number of PWM Channels | 10 |
| Number of SPI Channels | 1 |
| Number of Timers/Counters | 4 |
| Oscillator Type | Internal |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| RAM Size | 8KB |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Termination | SMD/SMT |
| Watchdog Timer | Yes |
| Width | 14mm |
| RoHS | Compliant |
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