8-bit AVR microcontroller featuring 128KB FLASH memory and 8KB RAM. Operates at up to 32MHz with an 8-bit data bus width. Offers extensive connectivity including I2C, SPI, USB, IrDA, UART, and USART interfaces. Includes 53 I/Os, 8 ADC channels, and 10 PWM channels. Packaged in a 100-pin TQFP for surface mounting, with an operating temperature range of -40°C to 85°C.
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Microchip ATXMEGA128B1-AU technical specifications.
| Package/Case | TQFP |
| Core Architecture | AVR |
| Data Bus Width | 8b |
| Frequency | 32MHz |
| Height | 1.05mm |
| Interface | I2C, SPI, USB, IrDA, UART, USART |
| Length | 14.1mm |
| Max Frequency | 32MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 3.6V |
| Memory Size | 128KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 1.6V |
| Mount | Surface Mount |
| Number of ADC Channels | 8 |
| Number of I/Os | 53 |
| Number of I2C Channels | 1 |
| Number of PWM Channels | 10 |
| Number of SPI Channels | 3 |
| Number of Timers/Counters | 3 |
| Number of UART Channels | 2 |
| Number of USB Channels | 1 |
| Oscillator Type | Internal |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, DMA, LCD |
| RAM Size | 8KB |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | AVR® XMEGA® B1 |
| Width | 14.1mm |
| RoHS | Compliant |
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