 | |  | |
| PartNumber | W78E516B40 | W78E516B40DL | W78E516B40FL |
| Description | IC MCU 8BIT 64KB FLASH 40DIP | IC MCU 8BIT 64KB FLASH 44QFP | |
| 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 | W78 | W78 | W78 |
| Packaging | Tube | Tube | Tray |
| Package Case | 40-DIP | 40-DIP | 44-BQFP |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Supplier Device Package | * | * | * |
| Number of I O | 32 | 32 | 36 |
| Speed | 40MHz | 40MHz | 40MHz |
| EEPROM Size | - | - | - |
| Core Processor | 8052 | 8052 | 8052 |
| RAM Size | 512 x 8 | 512 x 8 | 512 x 8 |
| Program Memory Type | FLASH | FLASH | FLASH |
| Peripherals | POR | POR | POR |
| Connectivity | EBI/EMI, UART/USART | EBI/EMI, UART/USART | EBI/EMI, UART/USART |
| Voltage Supply Vcc Vdd | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V |
| Core Size | 8-Bit | 8-Bit | 8-Bit |
| Program Memory Size | 64KB (64K x 8) | 64KB (64K x 8) | 64KB (64K x 8) |
| Data Converters | - | - | - |
| Oscillator Type | Internal | Internal | Internal |