| PartNumber | NUC240LC2AE | NUC240LE3AE | NUC240LD2AE |
| Description | IC MCU 32BIT 32KB FLASH 48LQFP | IC MCU 32BIT 128KB FLASH 48LQFP | IC MCU 32BIT 64KB FLASH 48LQFP |
| Manufacturer | Nuvoton Technology Corporation of America | Nuvoton Technology Corporation of America | - |
| Product Category | Embedded - Microcontrollers | Embedded - Microcontrollers | - |
| Series | NuMicro NUC240 | NuMicro NUC240 | - |
| Packaging | Tray | Tray | - |
| Package Case | 48-LQFP | 48-LQFP | - |
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | - |
| Supplier Device Package | 48-LQFP (7x7) | 48-LQFP (7x7) | - |
| Number of I O | 31 | 31 | - |
| Speed | 72MHz | 72MHz | - |
| EEPROM Size | 4K x 8 | - | - |
| Core Processor | ARMR CortexR-M0 | ARMR CortexR-M0 | - |
| RAM Size | 8K x 8 | 16K x 8 | - |
| Program Memory Type | FLASH | FLASH | - |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, LVD, POR, PS2, PWM, WDT | Brown-out Detect/Reset, DMA, I2S, LVD, POR, PS2, PWM, WDT | - |
| Connectivity | CAN, I2C, IrDA, LIN, SmartCard, SPI, UART/USART, USB | CAN, I2C, IrDA, LIN, SmartCard, SPI, UART/USART, USB | - |
| Voltage Supply Vcc Vdd | 2.5 V ~ 5.5 V | 2.5 V ~ 5.5 V | - |
| Core Size | 32-Bit | 32-Bit | - |
| Program Memory Size | 32KB (32K x 8) | 128KB (128K x 8) | - |
| Data Converters | A/D 7x12b | A/D 7x12b | - |
| Oscillator Type | Internal | Internal | - |