AT89C55WD-24AI
IC MCU 8BIT 20KB FLASH 44TQFPManufacturer: Microchip Technology
Categories: Microcontrollers
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Microchip Technology's AT89C55WD-24AI is an 8-bit microcontroller based on the 8051 core. This device features 20KB of FLASH program memory, organized as 20K x 8, and 256 bytes of RAM. Operating at a maximum speed of 24MHz, it includes a UART/USART for serial communication and a Watchdog Timer (WDT) peripheral. With 32 general-purpose I/O pins, it is housed in a 44-TQFP (10x10) surface-mount package. The AT89C55WD-24AI is designed for operation within an ambient temperature range of -40°C to 85°C and requires a supply voltage between 4.5V and 5.5V. This component finds application in industrial automation, consumer electronics, and automotive systems.
Additional Information
Series: 89CRoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TrayDownload Free CAD Model:
Technical Details:
| Packaging | Tray |
| Package / Case | 44-TQFP |
| Mounting Type | Surface Mount |
| Speed | 24MHz |
| Program Memory Size | 20KB (20K x 8) |
| RAM Size | 256 x 8 |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Oscillator Type | Internal |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| Core Processor | 8051 |
| Data Converters | - |
| Core Size | 8-Bit |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 5.5V |
| Connectivity | UART/USART |
| Peripherals | WDT |
| Supplier Device Package | 44-TQFP (10x10) |
| Number of I/O | 32 |
| Programmable | Not Verified |
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