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AT89C55WD-33PU

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AT89C55WD-33PU

Microcontroller, 8-Bit, FLASH, 8051 CPU, 33MHz, CMOS, PDIP40

Manufacturer: Microchip Technology

Categories: Microcontrollers

Quality Control: Learn More

Microchip Technology offers the AT89C55WD-33PU, an 8-bit microcontroller from the AT89C55 series. This device features a robust 8051 CPU core operating at a maximum clock frequency of 33MHz. It incorporates 20 KB of FLASH program memory and 256 bytes of data RAM. Key peripherals include three timers and a watchdog timer (WDT), along with a UART for serial communication. The microcontroller supports an 8-bit external data bus and provides 32 general-purpose I/O lines. Designed for operation within a temperature range of -40°C to +85°C, it requires a supply voltage between 5.0V and 5.5V. The AT89C55WD-33PU is housed in a 40-pin PDIP package, suitable for through-hole mounting. This component finds application in industrial automation and consumer electronics.

Additional Information

Series: AT89C55RoHS Status: RoHS CompliantManufacturer Lead Time: Product Status: ActivePackaging: Datasheet:
Technical Details:
Length52.3240
Speed33.00000000
Width15.2400
TechnologyCMOS
ConnectivityUART
PeripheralsTIMER(3), WDT
ADC_ChannelsNo
Address_Bus_Width16
Bit_Size8
Boundary_ScanNo
Clock_Frequency_Max33.0000000000000000
CPU_Family8051
DAC_ChannelsNo
Data_EEPROM_Size0
Data_RAM_Size256
DMA_ChannelsNo
External_Data_Bus_Width8
JESD_30_CodeR-PDIP-T40
Number_of_I_O_Lines32
Number_of_Terminals40
Operating_Temperature_Max85.0000
Operating_Temperature_Min-40.0000
Package_Body_MaterialPLASTIC/EPOXY
Package_CodeDIP
Package_Equivalence_CodeDIP40,.6
Package_ShapeRectangular
Package_StyleIN-LINE
Program_Memory_Size20480
Program_Memory_TypeFLASH
Program_Memory_Width8
PWM_ChannelsNo
Seated_Height_Max4.8260
Supply_Current_Max25.00000000
Supply_Voltage_Max5.5000
Supply_Voltage_Min5.0000
Supply_Voltage_Nom5.0000
Surface_MountNo
Terminal_FormTHROUGH-HOLE
Terminal_Pitch2.540
Terminal_PositionDual
uPs_uCs_Peripheral_ICs_TypeMicrocontroller

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