Atmel (Microchip Technology) · Other MCUs
AT89C55WD-24JU
IC MCU 8BIT 20KB FLASH 44PLCC
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AT89C55WD-24JU specifications
Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.
| Manufacturer | Atmel (Microchip Technology) |
|---|---|
| Ordering code | AT89C55WD-24JU |
| Family | Other MCUs |
| Package | 44-LCC (J-Lead) |
| Product Status | Active |
| DigiKey Programmable | Not Verified |
| Core Processor | 8051 |
| Core Size | 8-Bit |
| Speed | 24MHz |
| Connectivity | UART/USART |
| Peripherals | WDT |
| Number of I/O | 32 |
| Program Memory Size | 20KB (20K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | Not provided in source |
| RAM Size | 256 x 8 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 5.5V |
| Data Converters | Not provided in source |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 44-LCC (J-Lead) |
| Supplier Device Package | 44-PLCC (16.6x16.6) |
Documents and evidence
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