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| Part Number | NUC220SE3AN |
| Datasheet | NUC220SE3AN datasheet |
| Description | IC MCU 32BIT 128KB FLASH 64LQFP |
| Manufacturer | Nuvoton Technology Corporation of America |
| Series | NuMicro™ NUC220 |
| Part Status | Active |
| Core Processor | ARM® Cortex®-M0 |
| Core Size | 32-Bit |
| Speed | 50MHz |
| Connectivity | I²C, IrDA, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, I²S, LVD, POR, PS2, PWM, WDT |
| Number of I/O | 45 |
| Program Memory Size | 128KB (128K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 16K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.5V ~ 5.5V |
| Data Converters | A/D 7x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Package / Case | Surface Mount |
| Supplier Device Package | 64-LQFP |
| Base Part Number | - |