The ATMEGA644P-B15AZ is a microcontroller from Rohm with 128KB of FLASH memory and 20 I/Os. It features an internal oscillator and supports I2C, SSP, UART, and USART interfaces. The device operates within a temperature range of -20°C to 70°C and is available in a LQFP package. It also includes peripherals such as power-on reset, pulse-width modulation, and a watchdog timer, as well as support for LCD displays.
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| Package/Case | LQFP |
| Interface | I2C, SSP, UART, USART |
| Max Operating Temperature | 70°C |
| Memory Size | 128KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -20°C |
| Number of I/Os | 20 |
| Oscillator Type | Internal |
| Packaging | Tray |
| Peripherals | POR, PWM, WDT, LCD |
| Series | Lapis |
| RoHS | Not Compliant |
