AT89C55WD-24JUR
Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PQCC44Manufacturer: Microchip Technology
Categories: Microcontrollers
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Microchip Technology's AT89C55WD-24JUR is an 8-bit microcontroller featuring a robust 8051 CPU core. This CMOS device operates at a 24MHz clock speed and boasts 20KB of on-chip FLASH program memory, complemented by 256 bytes of on-chip data RAM. It offers 32 general-purpose I/O lines, three programmable timers, and a watchdog timer. Connectivity includes a single UART interface. The AT89C55 series is well-suited for applications in industrial automation, consumer electronics, and embedded control systems requiring reliable 8051 architecture. This component is housed in a 44-lead PQCC package, designed for surface mounting, and operates within a temperature range of -40°C to +85°C. The supply voltage range is 4.0V to 5.5V.
Additional Information
Series: AT89C55RoHS Status: RoHS CompliantManufacturer Lead Time: Product Status: ActivePackaging: TRDatasheet:Download Free CAD Model:
Technical Details:
| Format | Fixed Point |
| Length | 16.5860 |
| Speed | 24.00000000 |
| Width | 16.5860 |
| Technology | CMOS |
| Connectivity | UART |
| Peripherals | TIMER(3), WDT |
| ADC_Channels | No |
| Address_Bus_Width | 16 |
| Bit_Size | 8 |
| Boundary_Scan | No |
| Clock_Frequency_Max | 33.0000000000000000 |
| CPU_Family | 8051 |
| DAC_Channels | No |
| Data_EEPROM_Size | 0 |
| Data_RAM_Size | 256 |
| DMA_Channels | No |
| External_Data_Bus_Width | 8 |
| Integrated_Cache | No |
| JESD_30_Code | S-PQCC-J44 |
| Low_Power_Mode | Yes |
| Number_of_External_Interrupts | 2 |
| Number_of_I_O_Lines | 32 |
| Number_of_Serial_I_Os | 1 |
| Number_of_Terminals | 44 |
| Number_of_Timers | 3 |
| On_Chip_Data_RAM_Width | 8 |
| Operating_Temperature_Max | 85.0000 |
| Operating_Temperature_Min | -40.0000 |
| Package_Body_Material | PLASTIC/EPOXY |
| Package_Code | HQCCJ |
| Package_Equivalence_Code | LCC44,.65SQ |
| Package_Shape | Square |
| Package_Style | CHIP CARRIER, HEAT SINK/SLUG |
| Program_Memory_Size | 20480 |
| Program_Memory_Type | FLASH |
| Program_Memory_Width | 8 |
| PWM_Channels | No |
| Screening_Level_Reference_Standard | TS 16949 |
| Seated_Height_Max | 4.5720 |
| Supply_Current_Max | 25.00000000 |
| Supply_Voltage_Max | 5.5000 |
| Supply_Voltage_Min | 4.0000 |
| Supply_Voltage_Nom | 5.0000 |
| Surface_Mount | Yes |
| Terminal_Form | J BEND |
| Terminal_Pitch | 1.270 |
| Terminal_Position | QUAD |
| uPs_uCs_Peripheral_ICs_Type | Microcontroller |
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