Specifications
| Product Attribute | Attribute Value |
|---|---|
| Manufacturer | Microchip |
| Product Category | 8-bit Microcontrollers - MCU |
| RoHS |
|
| Core | 8051 |
| Maximum Clock Frequency | 24 MHz |
| Data Bus Width | 8 bit |
| Data RAM Size | 256 B |
| Mounting Style | SMD/SMT |
| Product Type | 8-bit Microcontrollers - MCU |
| Package / Case | PLCC-44 |
| Length | 16.7 mm (Max) |
| Width | 16.7 mm (Max) |
| Height | 3.48 mm (Max) |
| Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature | + 85 C |
| Supply Voltage - Min | 4 V |
| Supply Voltage - Max | 5.5 V |
| Operating Supply Voltage | 4 V to 5.5 V |
| Interface Type | UART |
| Number Of I/Os | 32 I/O |
| Number Of Timers/Counters | 3 Timer |
| Moisture Sensitive | Yes |
| Series | AT89C55WD |
| Program Memory Size | 20 kB |
| Program Memory Type | Flash |
| ADC Resolution | No ADC |
| Packaging | Tube |
| Brand | Microchip Technology / Atmel |
| Factory Pack Quantity | 27 |
| Subcategory | Microcontrollers - MCU |
| Unit Weight | 0.084185 oz |
