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| PartNumber | NUC122ZD2AN | NUC122SD2AN | NUC122ZC1AN |
| Description | IC MCU 32BIT 64KB FLASH 33QFN | IC MCU 32BIT 64KB FLASH 64LQFP | IC MCU 32BIT 32KB FLASH 33QFN |
| Manufacturer | Nuvoton Technology Corporation of America | Nuvoton Technology Corporation of America | Nuvoton Technology Corporation of America |
| Product Category | Embedded - Microcontrollers | Embedded - Microcontrollers | Embedded - Microcontrollers |
| Series | NuMicro NUC122 | NuMicro NUC122 | NuMicro NUC122 |
| Packaging | Tray | Tray | Tray |
| Package Case | 32-WFQFN Exposed Pad | 64-LQFP | 32-WFQFN Exposed Pad |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supplier Device Package | * | * | * |
| Number of I O | 18 | 41 | 18 |
| Speed | 60MHz | 60MHz | 60MHz |
| EEPROM Size | - | - | - |
| Core Processor | ARMR CortexR-M0 | ARMR CortexR-M0 | ARMR CortexR-M0 |
| RAM Size | 8K x 8 | 8K x 8 | 4K x 8 |
| Program Memory Type | FLASH | FLASH | FLASH |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, LVD, POR, PS2, WDT | Brown-out Detect/Reset, DMA, I2S, LVD, POR, PS2, PWM, WDT | Brown-out Detect/Reset, DMA, I2S, LVD, POR, PS2, WDT |
| Connectivity | I2C, IrDA, SPI, UART/USART, USB | I2C, IrDA, SPI, UART/USART, USB | I2C, IrDA, SPI, UART/USART, USB |
| Voltage Supply Vcc Vdd | 2.5 V ~ 5.5 V | 2.5 V ~ 5.5 V | 2.5 V ~ 5.5 V |
| Core Size | 32-Bit | 32-Bit | 32-Bit |
| Program Memory Size | 64KB (64K x 8) | 64KB (64K x 8) | 32KB (32K x 8) |
| Data Converters | - | - | - |
| Oscillator Type | Internal | Internal | Internal |